CN108681039A - Imaging lens - Google Patents
Imaging lens Download PDFInfo
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- CN108681039A CN108681039A CN201810864104.5A CN201810864104A CN108681039A CN 108681039 A CN108681039 A CN 108681039A CN 201810864104 A CN201810864104 A CN 201810864104A CN 108681039 A CN108681039 A CN 108681039A
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- object side
- imaging lens
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
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Abstract
This application discloses a kind of imaging lens, which includes sequentially by object side to image side along optical axis：First lens, the second lens, the third lens, the 4th lens and the 5th lens.It is convex surface that first lens, which have positive light coke, object side,；It is convex surface that second lens, which have focal power, image side surface,；It is convex surface that the third lens, which have positive light coke, image side surface,；4th lens have focal power；It is concave surface that 5th lens, which have focal power, object side,；In the first lens to the 5th lens, airspace is all had between two lens of arbitrary neighborhood.Wherein, total effective focal length f of the effective focal length f1 of the first lens, the effective focal length f3 of the third lens and imaging lens meets 0 ＜ (f1+f3)/f ＜ 2.5.
Description
Technical field
This application involves a kind of imaging lens, more particularly, to it is a kind of include five lens imaging lens.
Background technology
In recent years, with the lightening trend that can carry electronic product, the miniaturization of the imaging lens for matching is wanted
It asks and also increasingly improves.In addition, the photosensitive element of general imaging lens is mainly photosensitive coupling element (CCD) or complementary gold oxide
Belong to two kinds of semiconductor element (CMOS), with the progress of manufacture of semiconductor technology, the pixel number of photosensitive element increases and pixel
Size reduces.The reduction of pixel dimension means that within the identical time for exposure, the thang-kng amount of camera lens will become smaller.This is just to mating
More stringent requirements are proposed for the F-number of the imaging lens used, needs camera lens that there is larger F-number could meet insufficient light
Imaging demand when (such as rainy days, dusk).
Invention content
This application provides be applicable to portable electronic product, can at least solve or part solve it is in the prior art
The imaging lens of above-mentioned at least one disadvantage.
On the one hand, this application provides such a imaging lens, which is sequentially wrapped along optical axis by object side to image side
It includes：First lens, the second lens, the third lens, the 4th lens and the 5th lens.First lens can have positive light coke, object
Side can be convex surface；Second lens have focal power, and image side surface can be convex surface；The third lens can have positive light coke, picture
Side can be convex surface；4th lens have focal power；5th lens have focal power, and object side can be concave surface；Thoroughly first
In mirror to the 5th lens, can have airspace between two lens of arbitrary neighborhood.Wherein, the effective focal length f1 of the first lens,
The effective focal length f3 of the third lens and total effective focal length f of imaging lens can meet 0 ＜ (f1+f3)/f ＜ 2.5.
In one embodiment, the image side of the maximum effective half bore DT41 and the 4th lens of the object side of the 4th lens
The effective half bore DT42 of maximum in face can meet 0.5 ＜ DT41/DT42 ＜ 1.5.
In one embodiment, total effective focal length f of the radius of curvature R 9 of the object side of the 5th lens and imaging lens
- 1 ＜ R9/f ＜ 0 can be met.
In one embodiment, the image side surface of the first lens can be concave surface；The radius of curvature of the object side of first lens
The radius of curvature R 2 of the image side surface of R1 and the first lens can meet 0 ＜ | R1/R2 | ＜ 0.5.
In one embodiment, the curvature of the image side surface of the radius of curvature R 6 and the second lens of the image side surface of the third lens
Radius R4 can meet 0 ＜ R6/R4 ＜ 1.
In one embodiment, the first lens on optical axis center thickness CT1 and the 4th lens on optical axis
Heart thickness CT4 can meet 0 ＜ CT4/CT1 ＜ 0.4.
In one embodiment, the spacing distance T12 of the first lens and the second lens on optical axis and the third lens and
Spacing distance T34 of 4th lens on optical axis can meet 0 ＜ T34/T12 ＜ 0.5.
In one embodiment, total effective focal length f of the effective focal length f1 of the first lens and imaging lens can meet 0.5
≤|f/f1|≤1.5。
In one embodiment, total effective focal length f of imaging lens and the Entry pupil diameters EPD of imaging lens can meet f/
EPD ＜ 2.
In one embodiment, the object side of the first lens to imaging lens distance TTL of the imaging surface on optical axis
It can meet TTL/ImgH ＜ 1.6 with the half ImgH of effective pixel area diagonal line length on the imaging surface of imaging lens.
In one embodiment, the first lens to the 5th lens respectively at the center thickness on optical axis summation ∑ CT with
Distance TTL of the imaging surface on optical axis of the object side of first lens to imaging lens can meet 0 ＜ ∑ CT/TTL ＜ 0.6.
In one embodiment, spacing distance of two lens of arbitrary neighborhood on optical axis in the first lens to the 5th lens
Summation ∑ AT and the object side of the first lens to imaging lens imaging surface on optical axis distance TTL can meet 0 ＜ ∑s AT/
TTL ＜ 0.5.
On the other hand, this application provides such a imaging lens, the camera lens along optical axis by object side to image side sequentially
Including：First lens, the second lens, the third lens, the 4th lens and the 5th lens.First lens can have positive light coke,
Object side can be convex surface；Second lens have focal power, and image side surface can be convex surface；The third lens can have positive light coke,
Image side surface can be convex surface；4th lens have focal power；5th lens have negative power, and object side can be concave surface；
In one lens to the 5th lens, can have airspace between two lens of arbitrary neighborhood.Wherein, the effective focal length of the first lens
Total effective focal length f of f1 and imaging lens can meet 0.5≤| f/f1 |≤1.5.
Another aspect, this application provides such a imaging lens, the camera lens along optical axis by object side to image side sequentially
Including：First lens, the second lens, the third lens, the 4th lens and the 5th lens.First lens can have positive light coke,
Object side can be convex surface；Second lens have focal power, and image side surface can be convex surface；The third lens can have positive light coke,
Image side surface can be convex surface；4th lens have focal power；5th lens have focal power, and object side can be concave surface；First
In lens to the 5th lens, can have airspace between two lens of arbitrary neighborhood.Wherein, the object side of the 4th lens is most
The effective half bore DT42 of maximum of the image side surface of big effective half bore DT41 and the 4th lens can meet 0.5 ＜ DT41/DT42 ＜
1.5。
The application uses five lens, passes through each power of lens of reasonable distribution, the center thickness of face type, each lens
And spacing etc. on the axis between each lens so that above-mentioned imaging lens have ultra-thin, large aperture, superior image quality etc. at least
One advantageous effect.
Description of the drawings
In conjunction with attached drawing, by the detailed description of following non-limiting embodiment, other features of the application, purpose and excellent
Point will be apparent.In the accompanying drawings：
Fig. 1 shows the structural schematic diagram of the imaging lens according to the embodiment of the present application 1；
Fig. 2A to Fig. 2 D respectively illustrates chromatic curve on the axis of the imaging lens of embodiment 1, astigmatism curve, distortion curve
And ratio chromatism, curve；
Fig. 3 shows the structural schematic diagram of the imaging lens according to the embodiment of the present application 2；
Fig. 4 A to Fig. 4 D respectively illustrate chromatic curve on the axis of the imaging lens of embodiment 2, astigmatism curve, distortion curve
And ratio chromatism, curve；
Fig. 5 shows the structural schematic diagram of the imaging lens according to the embodiment of the present application 3；
Fig. 6 A to Fig. 6 D respectively illustrate chromatic curve on the axis of the imaging lens of embodiment 3, astigmatism curve, distortion curve
And ratio chromatism, curve；
Fig. 7 shows the structural schematic diagram of the imaging lens according to the embodiment of the present application 4；
Fig. 8 A to Fig. 8 D respectively illustrate chromatic curve on the axis of the imaging lens of embodiment 4, astigmatism curve, distortion curve
And ratio chromatism, curve；
Fig. 9 shows the structural schematic diagram of the imaging lens according to the embodiment of the present application 5；
Figure 10 A to Figure 10 D respectively illustrate chromatic curve on the axis of the imaging lens of embodiment 5, astigmatism curve, distortion song
Line and ratio chromatism, curve；
Figure 11 shows the structural schematic diagram of the imaging lens according to the embodiment of the present application 6；
Figure 12 A to Figure 12 D respectively illustrate chromatic curve on the axis of the imaging lens of embodiment 6, astigmatism curve, distortion song
Line and ratio chromatism, curve；
Figure 13 shows the structural schematic diagram of the imaging lens according to the embodiment of the present application 7；
Figure 14 A to Figure 14 D respectively illustrate chromatic curve on the axis of the imaging lens of embodiment 7, astigmatism curve, distortion song
Line and ratio chromatism, curve；
Figure 15 shows the structural schematic diagram of the imaging lens according to the embodiment of the present application 8；
Figure 16 A to Figure 16 D respectively illustrate chromatic curve on the axis of the imaging lens of embodiment 8, astigmatism curve, distortion song
Line and ratio chromatism, curve；
Figure 17 shows the structural schematic diagrams according to the imaging lens of the embodiment of the present application 9；
Figure 18 A to Figure 18 D respectively illustrate chromatic curve on the axis of the imaging lens of embodiment 9, astigmatism curve, distortion song
Line and ratio chromatism, curve.
Specific implementation mode
Refer to the attached drawing is made more detailed description by the application in order to better understand to the various aspects of the application.It answers
Understand, the description of the only illustrative embodiments to the application is described in detail in these, rather than limits the application in any way
Range.In the specification, the identical element of identical reference numbers.It includes associated institute to state "and/or"
Any and all combinations of one or more of list of items.
It should be noted that in the present specification, first, second, third, etc. statement is only used for a feature and another spy
Sign distinguishes, and does not indicate that any restrictions to feature.Therefore, without departing substantially from teachings of the present application, hereinafter
The first lens discussed are also known as the second lens or the third lens.
In the accompanying drawings, for convenience of description, thickness, the size and shape of lens are slightly exaggerated.Specifically, attached drawing
Shown in spherical surface or aspherical shape be illustrated by way of example.That is, spherical surface or aspherical shape are not limited to attached drawing
Shown in spherical surface or aspherical shape.Attached drawing is merely illustrative and and non-critical drawn to scale.
Herein, near axis area refers to the region near optical axis.If lens surface is convex surface and does not define convex surface position
When setting, then it represents that the lens surface is convex surface near axis area is less than；If lens surface is concave surface and does not define the concave surface position
When, then it represents that the lens surface is concave surface near axis area is less than.Each lens are known as the lens near the surface of object
Object side, each lens are known as the image side surface of the lens near the surface of imaging surface.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory
It indicates there is stated feature, element and/or component when being used in bright book, but does not preclude the presence or addition of one or more
Other feature, component, assembly unit and/or combination thereof.In addition, ought the statement of such as at least one of " ... " appear in institute
When after the list of row feature, entire listed feature is modified, rather than modifies the individual component in list.In addition, when describing this
When the embodiment of application, " one or more embodiments of the application " are indicated using "available".Also, term " illustrative "
It is intended to refer to example or illustration.
Unless otherwise defined, otherwise all terms (including technical terms and scientific words) used herein all have with
The application one skilled in the art's is generally understood identical meaning.It will also be appreciated that term (such as in everyday words
Term defined in allusion quotation) it should be interpreted as having the meaning consistent with their meanings in the context of the relevant technologies, and
It will not be explained with idealization or excessively formal sense, unless clear herein so limit.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The feature of the application, principle and other aspects are described in detail below.
It may include such as five lens with focal power according to the optical imaging lens of the application illustrative embodiments,
That is, the first lens, the second lens, the third lens, the 4th lens and the 5th lens.This five lens are along optical axis by object side to picture
Side sequential, and can have airspace between each adjacent lens.
In the exemplary embodiment, the first lens can have positive light coke, and object side can be convex surface；Second lens have
It can be convex surface to have positive light coke or negative power, image side surface；The third lens can have positive light coke, and image side surface can be convex
Face；4th lens have positive light coke or negative power；5th lens have positive light coke or negative power, and object side can be
Concave surface.
In the exemplary embodiment, the image side surface of the first lens can be concave surface.
In the exemplary embodiment, the object side of the second lens can be concave surface.
In the exemplary embodiment, the 5th lens can have negative power.
In the exemplary embodiment, the imaging lens of the application can meet conditional f/EPD ＜ 2, wherein f is imaging
Total effective focal length of camera lens, EPD are the Entry pupil diameters of imaging lens.More specifically, f and EPD can further meet 1.88≤f/
EPD≤1.90.Total effective focal length of imaging system and the ratio of Entry pupil diameters are the image space F-number Fno of system, meet item
Part formula f/EPD ＜ 2, being equivalent to guarantee system has compared with large aperture.
In the exemplary embodiment, the imaging lens of the application can meet 0 ＜ of conditional (f1+f3)/f ＜ 2.5,
In, f1 is the effective focal length of the first lens, and f3 is the effective focal length of the third lens, and f is total effective focal length of imaging lens.More
Body, f1, f3 and f can further meet 1.60≤(f1+f3)/f≤1.88.The focal power of reasonable distribution system simultaneously makes first
Lens and the third lens have the function of positive light coke to reach convergence light, are avoided as much as holding when light beam passes through heavy caliber
The problems such as divergence of beam being also easy to produce.
In the exemplary embodiment, the imaging lens of the application can meet -1 ＜ R9/f ＜ 0 of conditional, wherein f be at
As total effective focal length of camera lens, R9 is the radius of curvature of the object side of the 5th lens.More specifically, f and R9 can further meet-
0.6≤R9/f≤- 0.1, for example, -0.44≤R9/f≤- 0.22.5th lens, which can play, undertakes components of system as directed focal power simultaneously
The effect of light is corrected, on this basis, the radius of curvature of the 5th lens object side is rationally controlled, advantageously allows the optical system
System meets requirement of the sensor chip to chief ray angle.
In the exemplary embodiment, the imaging lens of the application can meet conditional TTL/ImgH ＜ 1.6, wherein TTL
For the first lens object side to imaging lens distance of the imaging surface on optical axis, ImgH be imaging lens imaging surface on have
Imitate the half of pixel region diagonal line length.More specifically, TTL and ImgH can further meet 1.3≤TTL/ImgH≤1.5, example
Such as, TTL/ImgH=1.40.Meet conditional TTL/ImgH ＜ 1.6, is advantageously implemented the ultra-slim features of imaging lens.
In the exemplary embodiment, the imaging lens of the application can meet 0 ＜ of conditional | R1/R2 | ＜ 0.5, wherein
R1 is the radius of curvature of the object side of the first lens, and R2 is the radius of curvature of the image side surface of the first lens.More specifically, R1 and R2
0 ＜ can further be met | R1/R2 |≤0.39.The rationally lens shape of the first lens of control, makes it be shaped to and bends towards diaphragm
The meniscus shape of (that is, object side is convex surface, image side surface is concave surface), such be disposed with are undertaking positive light focus conducive to the first lens
Spherical aberration on the astigmatism and axis of meridian direction is corrected while spending.
In the exemplary embodiment, the imaging lens of the application can meet 0.5 ＜ DT41/DT42 ＜ 1.5 of conditional,
In, DT41 is effective half bore of maximum of the object side of the 4th lens, and DT42 is the maximum effectively half of the image side surface of the 4th lens
Bore.More specifically, DT41 and DT42 can further meet 0.8≤DT41/DT42≤1.2, for example, 0.92≤DT41/DT42
≤0.95.The rationally face type of the 4th lens of control so that the effective half bore phase of maximum of the object side and image side surface of the 4th lens
It is close, be conducive to the breasting offset of eyeglass both sides during reduction lens erection, raising group founds stability.
In the exemplary embodiment, the imaging lens of the application can meet 0 ＜ R6/R4 ＜ 1 of conditional, wherein R4 is
The radius of curvature of the image side surface of second lens, R6 are the radius of curvature of the image side surface of the third lens.More specifically, R4 and R6 is into one
Step can meet 0 R6/R4≤0.6 ＜, for example, 0.11≤R6/R4≤0.42.Rationally the second lens image side surface of control and the third lens
The range of the radius of curvature of image side surface, make through ghost image position caused by the reflection of two sides even be moved to imaging significant surface it
Outside, risk is generated to reduce ghost image.
In the exemplary embodiment, the imaging lens of the application can meet 0 ＜ CT4/CT1 ＜ 0.4 of conditional, wherein
CT1 is the first lens in the center thickness on optical axis, and CT4 is the 4th lens in the center thickness on optical axis.More specifically, CT1
It can further meet 0.23≤CT4/CT1≤0.31 with CT4.The rationally center thickness of control the first lens and the 4th lens, has
The curvature of field is hereby cut down conducive to correction and arc loses the astigmatism in direction.
In the exemplary embodiment, the imaging lens of the application can meet 0 ＜ T34/T12 ＜ 0.5 of conditional, wherein
T12 is the spacing distance of the first lens and the second lens on optical axis, T34 be the third lens and the 4th lens on optical axis between
Gauge from.More specifically, T12 and T34 can further meet 0.03≤T34/T12≤0.21.Between first lens and the second lens
It need to ensure enough airspaces to place diaphragm.Airspace between the third lens and the 4th lens can be stood in guarantee group can
It is as small as possible on row, to shorten the optics overall length of imaging lens.The rationally ratio of control T12 and T34 is conducive to reduce axis
Upper spherical aberration.
In the exemplary embodiment, the imaging lens of the application can meet 0 ＜ ∑ CT/TTL ＜ 0.6 of conditional, wherein
∑ CT be the first lens to the 5th lens respectively at the center thickness on optical axis summation, TTL be the first lens object side extremely
Distance of the imaging surface of imaging lens on optical axis.More specifically, ∑ CT and TTL can further meet 0.3≤∑ CT/TTL ＜
0.6, for example, 0.46≤∑ CT/TTL≤0.52.Make the center of five lens under the premise of ensureing that system optics overall length is smaller
Thickness makes the airspace between each adjacent lens be in a certain range in the reasonable range of work, come adjust correction at
As the longitudinal chromatic aberration of camera lens.
In the exemplary embodiment, the imaging lens of the application can meet conditional 0.5≤| f/f1 |≤1.5, wherein
F is total effective focal length of imaging lens, and f1 is the effective focal length of the first lens.More specifically, f and f1 can further meet 0.8
≤ | f/f1 |≤1.2, for example, 0.98≤| f/f1 |≤1.04.The rationally effective focal length of the first lens of control, in correction system
Three rank astigmatisms of three ranks distortion size and meridian direction are balanced on axis while spherical aberration.
In the exemplary embodiment, the imaging lens of the application can meet 0 ＜ ∑ AT/TTL ＜ 0.5 of conditional, wherein
∑ AT is the summation of spacing distance of two lens of arbitrary neighborhood on optical axis in the first lens to the 5th lens, and TTL is first saturating
The object side of mirror to imaging lens distance of the imaging surface on optical axis.More specifically, ∑ AT and TTL can further meet 0.25
≤ ∑ AT/TTL≤0.45, for example, 0.35≤∑ AT/TTL≤0.39.Meet 0 ＜ ∑ AT/TTL ＜ 0.5 of conditional, it can be effective
Imaging lens size is reduced, avoids the volume of imaging lens excessive, while reducing the assembling difficulty of eyeglass and realizing higher sky
Between utilization rate.
In the exemplary embodiment, above-mentioned imaging lens may also include diaphragm, to promote the image quality of camera lens.Diaphragm
It can be arranged as required to locate at an arbitrary position, for example, diaphragm may be provided between the first lens and the second lens.
Optionally, above-mentioned imaging lens may also include the optical filter for correcting color error ratio and/or be located at for protecting
The protective glass of photosensitive element on imaging surface.
Multi-disc eyeglass, such as described above five can be used according to the imaging lens of the above embodiment of the application.
By each power of lens of reasonable distribution, face type, each lens center thickness and each lens between axis on spacing etc., can
The volume for effectively reducing camera lens, the machinability for reducing the susceptibility of camera lens and improving camera lens so that imaging lens are more advantageous
In producing and processing and be applicable to portable electronic product.Can also have ultra-thin, big mouth by the pick-up lens of above-mentioned configuration
The advantageous effects such as diameter, superior image quality and hyposensitivity.
In presently filed embodiment, at least one of minute surface of each lens is aspherical mirror.Non-spherical lens
The characteristics of be：From lens centre to lens perimeter, curvature is consecutive variations.It is constant with having from lens centre to lens perimeter
The spherical lens of curvature is different, and non-spherical lens has more preferably radius of curvature characteristic, and there is improvement to distort aberration and improve picture
The advantages of dissipating aberration.After non-spherical lens, the aberration occurred when imaging can be eliminated as much as possible, so as to improve
Image quality.
However, it will be understood by those of skill in the art that without departing from this application claims technical solution the case where
Under, the lens numbers for constituting imaging lens can be changed, to obtain each result and advantage described in this specification.Though for example,
It is so described by taking five lens as an example in embodiments, but the imaging lens are not limited to include five lens.If
It needs, which may also include the lens of other quantity.
The specific embodiment for the imaging lens for being applicable to the above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Referring to Fig. 1 to Fig. 2 D descriptions according to the imaging lens of the embodiment of the present application 1.Fig. 1 is shown according to the application
The structural schematic diagram of the imaging lens of embodiment 1.
As shown in Figure 1, sequentially being wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is concave surface；Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface；It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 1 shows surface type, radius of curvature, thickness, material and the circular cone of each lens of the imaging lens of embodiment 1
Coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 1
As shown in Table 1, the object side of any one lens in the first lens E1 to the 5th lens E5 and image side surface are
It is aspherical.In the present embodiment, the face type x of each non-spherical lens is available but is not limited to following aspherical formula and is defined：
Wherein, x be it is aspherical along optical axis direction when being highly the position of h, away from aspheric vertex of surface apart from rise；C is
Aspherical paraxial curvature, c=1/R (that is, paraxial curvature c is the inverse of 1 mean curvature radius R of upper table)；K be circular cone coefficient (
It has been provided in table 1)；Ai is the correction factor of aspherical i-th-th ranks.The following table 2 give can be used for it is each aspherical in embodiment 1
The high-order coefficient A of minute surface S1-S104、A6、A8、A10、A12、A14、A16、A18And A20。
Table 2
Table 3 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 1
Distance TTLs of the object side S1 to imaging surface S13 of E1 on optical axis, maximum angle of half field-of view HFOV, F-number Fno (i.e. f/EPD),
Total effective focal length f of the imaging lens and effective focal length f1 to f5 of each lens.
| ImgH(mm) | 3.28 | f1(mm) | 3.87 |
| TTL(mm) | 4.59 | f2(mm) | -15.58 |
| HFOV(°) | 39.29 | f3(mm) | 2.73 |
| Fno | 1.90 | f4(mm) | -13.46 |
| f(mm) | 3.96 | f5(mm) | -2.40 |
Table 3
Imaging lens in embodiment 1 meet：
F/EPD=1.90, wherein f is total effective focal length of imaging lens, and EPD is the Entry pupil diameters of imaging lens；
(f1+f3)/f=0.36, wherein f1 is the effective focal length of the first lens E1, and f3 is effective coke of the third lens E3
Away from f is total effective focal length of imaging lens；
R9/f=-0.36, wherein f is total effective focal length of imaging lens, and R9 is the song of the object side S9 of the 5th lens E5
Rate radius；
TTL/ImgH=1.40, wherein TTL be the first lens E1 object side S1 to imaging surface S13 on optical axis away from
From ImgH is the half of effective pixel area diagonal line length on imaging surface S13；
| R1/R2 |=0.35, wherein R1 is the radius of curvature of the object side S1 of the first lens E1, and R2 is the first lens E1
Image side surface S2 radius of curvature；
DT41/DT42=0.94, wherein effective half bore of maximum that DT41 is the object side S7 of the 4th lens E4, DT42
For effective half bore of maximum of the image side surface S8 of the 4th lens E4；
R6/R4=0.36, wherein R4 is the radius of curvature of the image side surface S4 of the second lens E2, and R6 is the third lens E3's
The radius of curvature of image side surface S6；
CT4/CT1=0.28, wherein CT1 is the first lens E1 in the center thickness on optical axis, and CT4 is the 4th lens E4
In the center thickness on optical axis；
T34/T12=0.04, wherein T12 is the spacing distance of the first lens E1 and the second lens E2 on optical axis, T34
For the spacing distance of the third lens E3 and the 4th lens E4 on optical axis；
∑ CT/TTL=0.48, wherein ∑ CT is the first lens E1 to the 5th lens E5 thick respectively at the center on optical axis
The summation of degree, TTL are distances of the object side S1 of the first lens E1 to imaging surface S13 on optical axis；
| f/f1 |=1.02, wherein f is total effective focal length of imaging lens, and f1 is the effective focal length of the first lens E1；
∑ AT/TTL=0.35, wherein ∑ AT is two lens of arbitrary neighborhood in the first lens E1 to the 5th lens E5 in light
The summation of spacing distance on axis, TTL are distances of the object side S1 of the first lens E1 to imaging surface S13 on optical axis.
Fig. 2A shows chromatic curve on the axis of the imaging lens of embodiment 1, indicates the light of different wave length via mirror
Converging focal point after head deviates.Fig. 2 B show the astigmatism curve of the imaging lens of embodiment 1, indicate meridianal image surface bending and
Sagittal image surface is bent.Fig. 2 C show the distortion curve of the imaging lens of embodiment 1, indicate corresponding distortion at different image heights
Sizes values.Fig. 2 D show the ratio chromatism, curve of the imaging lens of embodiment 1, indicate light via after camera lens in imaging surface
On different image heights deviation.According to fig. 2 A to Fig. 2 D it is found that the imaging lens given by embodiment 1 can realize it is good
Image quality.
Embodiment 2
Referring to Fig. 3 to Fig. 4 D descriptions according to the imaging lens of the embodiment of the present application 2.In the present embodiment and following implementation
In example, for brevity, by clipped description similar to Example 1.Fig. 3 show according to the embodiment of the present application 2 at
As the structural schematic diagram of camera lens.
As shown in figure 3, sequentially being wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is concave surface；Second lens E2 has
Positive light coke, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface；It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 4 shows surface type, radius of curvature, thickness, material and the circular cone of each lens of the imaging lens of embodiment 2
Coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 4
As shown in Table 4, in example 2, the object side of any one lens in the first lens E1 to the 5th lens E5
It is aspherical with image side surface.Table 5 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 2, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 5
Table 6 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 2
Distance TTL, maximum angle of half field-of view HFOV, F-number Fno, imaging lens of the object side S1 to imaging surface S13 of E1 on optical axis
Total effective focal length f and each lens effective focal length f1 to f5.
| ImgH(mm) | 3.28 | f1(mm) | 4.02 |
| TTL(mm) | 4.59 | f2(mm) | 217.12 |
| HFOV(°) | 39.10 | f3(mm) | 3.60 |
| Fno | 1.88 | f4(mm) | -12.51 |
| f(mm) | 4.06 | f5(mm) | -2.41 |
Table 6
Fig. 4 A show chromatic curve on the axis of the imaging lens of embodiment 2, indicate the light of different wave length via mirror
Converging focal point after head deviates.Fig. 4 B show the astigmatism curve of the imaging lens of embodiment 2, indicate meridianal image surface bending and
Sagittal image surface is bent.Fig. 4 C show the distortion curve of the imaging lens of embodiment 2, indicate corresponding distortion at different image heights
Sizes values.Fig. 4 D show the ratio chromatism, curve of the imaging lens of embodiment 2, indicate light via after camera lens in imaging surface
On different image heights deviation.According to Fig. 4 A to Fig. 4 D it is found that the imaging lens given by embodiment 2 can realize it is good
Image quality.
Embodiment 3
The imaging lens according to the embodiment of the present application 3 are described referring to Fig. 5 to Fig. 6 D.Fig. 5 is shown according to this Shen
Please embodiment 3 imaging lens structural schematic diagram.
As shown in figure 5, sequentially being wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is concave surface；Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface；It is concave surface that 4th lens E4, which has positive light coke, object side S7, and image side surface S8 is convex surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 7 shows surface type, radius of curvature, thickness, material and the circular cone of each lens of the imaging lens of embodiment 3
Coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 7
As shown in Table 7, in embodiment 3, the object side of any one lens in the first lens E1 to the 5th lens E5
It is aspherical with image side surface.Table 8 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 3, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -2.1105E-02 | 3.2365E-02 | -5.8452E-02 | 4.3959E-02 | -1.4845E-02 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | 6.3249E-03 | 2.4820E-02 | -1.7915E-01 | 5.2565E-01 | -7.8737E-01 | 5.7588E-01 | -1.6494E-01 | 0.0000E+00 | 0.0000E+00 |
| S3 | -8.4146E-02 | -1.8606E-01 | 4.9041E-01 | -7.3218E-01 | 4.5440E-01 | 5.7647E-02 | -1.2174E-01 | 0.0000E+00 | 0.0000E+00 |
| S4 | -8.5205E-02 | -5.7962E-02 | -2.4817E-02 | 2.0288E-01 | -2.7077E-01 | 1.7234E-01 | -4.0305E-02 | 0.0000E+00 | 0.0000E+00 |
| S5 | 1.0275E-01 | -2.7746E-01 | 3.0316E-01 | -2.6202E-01 | 1.3616E-01 | -3.5050E-02 | 3.4637E-03 | 0.0000E+00 | 0.0000E+00 |
| S6 | 1.7460E-01 | -3.7936E-01 | 3.7403E-01 | -2.0822E-01 | 6.6158E-02 | -1.1054E-02 | 7.4766E-04 | 0.0000E+00 | 0.0000E+00 |
| S7 | 8.6024E-02 | -2.4880E-01 | 2.8497E-01 | -1.7607E-01 | 6.4683E-02 | -1.4615E-02 | 2.0080E-03 | -1.5512E-04 | 5.2054E-06 |
| S8 | -2.9909E-02 | 8.5617E-02 | -7.8489E-02 | 3.6580E-02 | -1.0174E-02 | 1.7561E-03 | -1.8158E-04 | 9.9941E-06 | -2.1298E-07 |
| S9 | 2.1879E-02 | -3.4882E-02 | 3.2630E-02 | -1.2697E-02 | 2.1179E-03 | -1.3562E-05 | -4.6360E-05 | 6.1884E-06 | -2.6178E-07 |
| S10 | -3.3617E-02 | -1.1904E-03 | 2.4703E-03 | -6.0130E-04 | 3.3560E-05 | 2.7520E-05 | -1.0243E-05 | 1.3970E-06 | -6.6231E-08 |
Table 8
Table 9 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 3
Distance TTL, maximum angle of half field-of view HFOV, F-number Fno, imaging lens of the object side S1 to imaging surface S13 of E1 on optical axis
Total effective focal length f and each lens effective focal length f1 to f5.
| ImgH(mm) | 3.28 | f1(mm) | 4.06 |
| TTL(mm) | 4.59 | f2(mm) | -16.24 |
| HFOV(°) | 39.17 | f3(mm) | 3.46 |
| Fno | 1.89 | f4(mm) | 119.98 |
| f(mm) | 4.02 | f5(mm) | -2.28 |
Table 9
Fig. 6 A show chromatic curve on the axis of the imaging lens of embodiment 3, indicate the light of different wave length via mirror
Converging focal point after head deviates.Fig. 6 B show the astigmatism curve of the imaging lens of embodiment 3, indicate meridianal image surface bending and
Sagittal image surface is bent.Fig. 6 C show the distortion curve of the imaging lens of embodiment 3, indicate corresponding distortion at different image heights
Sizes values.Fig. 6 D show the ratio chromatism, curve of the imaging lens of embodiment 3, indicate light via after camera lens in imaging surface
On different image heights deviation.According to Fig. 6 A to Fig. 6 D it is found that the imaging lens given by embodiment 3 can realize it is good
Image quality.
Embodiment 4
The imaging lens according to the embodiment of the present application 4 are described referring to Fig. 7 to Fig. 8 D.Fig. 7 is shown according to this Shen
Please embodiment 4 imaging lens structural schematic diagram.
As shown in fig. 7, sequentially being wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is concave surface；Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface；It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 10 shows surface type, radius of curvature, thickness, material and the circle of each lens of the imaging lens of embodiment 4
Bore coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 10
As shown in Table 10, in example 4, the object side of any one lens in the first lens E1 to the 5th lens E5
It is aspherical with image side surface.Table 11 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 4, wherein each
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -1.5904E-02 | 1.4296E-02 | -2.5737E-02 | 1.8047E-02 | -6.5702E-03 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | 1.5783E-02 | -2.9969E-02 | 1.3461E-01 | -2.9547E-01 | 3.8911E-01 | -2.7698E-01 | 8.5697E-02 | 0.0000E+00 | 0.0000E+00 |
| S3 | -6.4999E-02 | -1.0015E-01 | 1.4380E-01 | 1.4991E-01 | -9.4463E-01 | 1.4051E+00 | -6.8934E-01 | 0.0000E+00 | 0.0000E+00 |
| S4 | -8.6487E-02 | 1.9971E-02 | -1.3846E-01 | 3.0961E-01 | -3.2689E-01 | 1.9569E-01 | -4.6929E-02 | 0.0000E+00 | 0.0000E+00 |
| S5 | -3.8753E-03 | -7.2063E-02 | 4.1779E-02 | -4.4093E-02 | 3.3800E-02 | -1.0601E-02 | 1.1459E-03 | 0.0000E+00 | 0.0000E+00 |
| S6 | 8.9627E-02 | -1.3365E-01 | 8.4894E-02 | -2.9517E-02 | 6.0226E-03 | -6.3034E-04 | 1.9246E-05 | 0.0000E+00 | 0.0000E+00 |
| S7 | 1.5765E-02 | -6.2000E-03 | -1.6014E-02 | 2.0524E-02 | -1.1052E-02 | 3.3158E-03 | -5.7613E-04 | 5.4346E-05 | -2.1600E-06 |
| S8 | -5.6201E-02 | 1.2420E-01 | -1.1724E-01 | 6.1440E-02 | -1.9766E-02 | 4.0183E-03 | -5.0539E-04 | 3.6004E-05 | -1.1133E-06 |
| S9 | 2.5824E-02 | -3.2368E-02 | 3.1434E-02 | -1.5791E-02 | 4.6983E-03 | -8.6326E-04 | 9.6404E-05 | -6.0044E-06 | 1.5989E-07 |
| S10 | -1.4350E-02 | -2.0333E-02 | 1.7300E-02 | -8.4870E-03 | 2.7028E-03 | -5.5480E-04 | 6.9654E-05 | -4.7938E-06 | 1.3730E-07 |
Table 11
Table 12 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 4
Distance TTL, maximum angle of half field-of view HFOV, F-number Fno, imaging lens of the object side S1 to imaging surface S13 of E1 on optical axis
Total effective focal length f and each lens effective focal length f1 to f5.
| ImgH(mm) | 3.28 | f1(mm) | 3.92 |
| TTL(mm) | 4.59 | f2(mm) | -28.21 |
| HFOV(°) | 39.10 | f3(mm) | 3.20 |
| Fno | 1.90 | f4(mm) | -16.38 |
| f(mm) | 4.06 | f5(mm) | -2.41 |
Table 12
Fig. 8 A show chromatic curve on the axis of the imaging lens of embodiment 4, indicate the light of different wave length via mirror
Converging focal point after head deviates.Fig. 8 B show the astigmatism curve of the imaging lens of embodiment 4, indicate meridianal image surface bending and
Sagittal image surface is bent.Fig. 8 C show the distortion curve of the imaging lens of embodiment 4, indicate corresponding distortion at different image heights
Sizes values.Fig. 8 D show the ratio chromatism, curve of the imaging lens of embodiment 4, indicate light via after camera lens in imaging surface
On different image heights deviation.According to Fig. 8 A to Fig. 8 D it is found that the imaging lens given by embodiment 4 can realize it is good
Image quality.
Embodiment 5
The imaging lens according to the embodiment of the present application 5 are described referring to Fig. 9 to Figure 10 D.Fig. 9 is shown according to this Shen
Please embodiment 5 imaging lens structural schematic diagram.
As shown in figure 9, sequentially being wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is concave surface；Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface；It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is concave surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 13 shows surface type, radius of curvature, thickness, material and the circle of each lens of the imaging lens of embodiment 5
Bore coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 13
As shown in Table 13, in embodiment 5, the object side of any one lens in the first lens E1 to the 5th lens E5
It is aspherical with image side surface.Table 14 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 5, wherein each
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -1.6539E-02 | 1.2068E-02 | -2.5512E-02 | 1.8631E-02 | -7.1541E-03 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | 1.3173E-02 | -3.1866E-03 | 1.6618E-02 | 2.4095E-02 | -8.2255E-02 | 8.4430E-02 | -2.2679E-02 | 0.0000E+00 | 0.0000E+00 |
| S3 | -7.6971E-02 | -6.2150E-02 | -2.1933E-02 | 4.9208E-01 | -1.2912E+00 | 1.4446E+00 | -6.0231E-01 | 0.0000E+00 | 0.0000E+00 |
| S4 | -8.0821E-02 | 1.8394E-04 | -1.1329E-01 | 2.7228E-01 | -2.8951E-01 | 1.6580E-01 | -3.7227E-02 | 0.0000E+00 | 0.0000E+00 |
| S5 | 1.7735E-02 | -9.9502E-02 | 6.0760E-02 | -6.3203E-02 | 4.6227E-02 | -1.4226E-02 | 1.5259E-03 | 0.0000E+00 | 0.0000E+00 |
| S6 | 1.1673E-01 | -1.9002E-01 | 1.3130E-01 | -4.8652E-02 | 1.0202E-02 | -1.0815E-03 | 3.6986E-05 | 0.0000E+00 | 0.0000E+00 |
| S7 | 3.6738E-02 | -6.8501E-02 | 6.0050E-02 | -2.9253E-02 | 8.1946E-03 | -1.2554E-03 | 8.4414E-05 | 6.5939E-07 | -2.6671E-07 |
| S8 | -5.8450E-02 | 1.2139E-01 | -1.1090E-01 | 5.5692E-02 | -1.7112E-02 | 3.3053E-03 | -3.9098E-04 | 2.5824E-05 | -7.2886E-07 |
| S9 | 2.9826E-02 | -4.6945E-02 | 4.6325E-02 | -2.3043E-02 | 6.6573E-03 | -1.1729E-03 | 1.2487E-04 | -7.4202E-06 | 1.8969E-07 |
| S10 | -7.2948E-03 | -3.1591E-02 | 2.8207E-02 | -1.4916E-02 | 4.9799E-03 | -1.0384E-03 | 1.2971E-04 | -8.8067E-06 | 2.4871E-07 |
Table 14
Table 15 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 5
Distance TTL, maximum angle of half field-of view HFOV, F-number Fno, imaging lens of the object side S1 to imaging surface S13 of E1 on optical axis
Total effective focal length f and each lens effective focal length f1 to f5.
| ImgH(mm) | 3.28 | f1(mm) | 4.00 |
| TTL(mm) | 4.59 | f2(mm) | -22.72 |
| HFOV(°) | 39.10 | f3(mm) | 3.18 |
| Fno | 1.89 | f4(mm) | -12.62 |
| f(mm) | 4.06 | f5(mm) | -2.48 |
Table 15
Figure 10 A show chromatic curve on the axis of the imaging lens of embodiment 5, indicate the light of different wave length via mirror
Converging focal point after head deviates.Figure 10 B show the astigmatism curve of the imaging lens of embodiment 5, indicate meridianal image surface bending
It is bent with sagittal image surface.Figure 10 C show the distortion curve of the imaging lens of embodiment 5, indicate corresponding at different image heights
Distort sizes values.Figure 10 D show the ratio chromatism, curve of the imaging lens of embodiment 5, indicate light via after camera lens
The deviation of different image heights on imaging surface.According to Figure 10 A to Figure 10 D it is found that the imaging lens given by embodiment 5 can be real
Existing good image quality.
Embodiment 6
The imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 D.Figure 11 is shown according to this
Apply for the structural schematic diagram of the imaging lens of embodiment 6.
As shown in figure 11, it is sequentially wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is concave surface；Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface；It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is convex surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 16 shows surface type, radius of curvature, thickness, material and the circle of each lens of the imaging lens of embodiment 6
Bore coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 16
As shown in Table 16, in embodiment 6, the object side of any one lens in the first lens E1 to the 5th lens E5
It is aspherical with image side surface.Table 17 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 6, wherein each
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -1.1906E-02 | 6.9771E-03 | -9.8129E-03 | 3.7798E-03 | -7.4356E-04 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | 2.1325E-02 | -8.2544E-02 | 3.9490E-01 | -9.8189E-01 | 1.4093E+00 | -1.0763E+00 | 3.4082E-01 | 0.0000E+00 | 0.0000E+00 |
| S3 | -1.0999E-01 | 1.6214E-01 | -7.5355E-01 | 2.0973E+00 | -3.4182E+00 | 3.0975E+00 | -1.1449E+00 | 0.0000E+00 | 0.0000E+00 |
| S4 | -1.2805E-01 | 8.8052E-02 | -2.1308E-01 | 3.8187E-01 | -3.8842E-01 | 2.2680E-01 | -5.3285E-02 | 0.0000E+00 | 0.0000E+00 |
| S5 | -3.3838E-02 | -3.2152E-02 | 4.8516E-02 | -5.6532E-02 | 3.1017E-02 | -7.4190E-03 | 6.4350E-04 | 0.0000E+00 | 0.0000E+00 |
| S6 | 3.7379E-02 | -5.2825E-02 | 5.1006E-02 | -3.1983E-02 | 1.0919E-02 | -1.7993E-03 | 1.1159E-04 | 0.0000E+00 | 0.0000E+00 |
| S7 | 9.3955E-03 | 4.5443E-03 | -3.3489E-02 | 3.8172E-02 | -2.0792E-02 | 6.3744E-03 | -1.1254E-03 | 1.0696E-04 | -4.2450E-06 |
| S8 | 6.4871E-04 | 1.1695E-02 | -1.8420E-02 | 1.1181E-02 | -3.8018E-03 | 7.9660E-04 | -1.0264E-04 | 7.4779E-06 | -2.3639E-07 |
| S9 | 1.7458E-02 | -1.8899E-02 | 2.0576E-02 | -1.0533E-02 | 3.0409E-03 | -5.2063E-04 | 5.1783E-05 | -2.6970E-06 | 5.3845E-08 |
| S10 | -4.0419E-03 | -1.1757E-02 | 7.7347E-03 | -3.4535E-03 | 9.8762E-04 | -1.7342E-04 | 1.7650E-05 | -9.0903E-07 | 1.6509E-08 |
Table 17
Table 18 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 6
Distance TTL, maximum angle of half field-of view HFOV, F-number Fno, imaging lens of the object side S1 to imaging surface S13 of E1 on optical axis
Total effective focal length f and each lens effective focal length f1 to f5.
| ImgH(mm) | 3.28 | f1(mm) | 3.93 |
| TTL(mm) | 4.59 | f2(mm) | -19.72 |
| HFOV(°) | 39.68 | f3(mm) | 2.82 |
| Fno | 1.90 | f4(mm) | -10.36 |
| f(mm) | 3.90 | f5(mm) | -2.56 |
Table 18
Figure 12 A show chromatic curve on the axis of the imaging lens of embodiment 6, indicate the light of different wave length via mirror
Converging focal point after head deviates.Figure 12 B show the astigmatism curve of the imaging lens of embodiment 6, indicate meridianal image surface bending
It is bent with sagittal image surface.Figure 12 C show the distortion curve of the imaging lens of embodiment 6, indicate corresponding at different image heights
Distort sizes values.Figure 12 D show the ratio chromatism, curve of the imaging lens of embodiment 6, indicate light via after camera lens
The deviation of different image heights on imaging surface.According to Figure 12 A to Figure 12 D it is found that the imaging lens given by embodiment 6 can be real
Existing good image quality.
Embodiment 7
The imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 D.Figure 13 is shown according to this
Apply for the structural schematic diagram of the imaging lens of embodiment 7.
As shown in figure 13, it is sequentially wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is convex surface；Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface；It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 19 shows surface type, radius of curvature, thickness, material and the circle of each lens of the imaging lens of embodiment 7
Bore coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 19
As shown in Table 19, in embodiment 7, the object side of any one lens in the first lens E1 to the 5th lens E5
It is aspherical with image side surface.Table 20 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 7, wherein each
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -1.5968E-02 | -4.6582E-03 | -3.1733E-03 | -6.4862E-04 | -3.5023E-04 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | 7.9713E-03 | -2.0253E-01 | 6.3334E-01 | -1.1972E+00 | 1.2958E+00 | -7.4381E-01 | 1.7520E-01 | 0.0000E+00 | 0.0000E+00 |
| S3 | -5.2950E-02 | -1.0924E-01 | 5.6624E-01 | -1.4221E+00 | 2.0356E+00 | -1.3735E+00 | 3.5195E-01 | 0.0000E+00 | 0.0000E+00 |
| S4 | -1.4121E-01 | 7.7958E-02 | -1.0849E-01 | 1.1191E-01 | -5.6875E-02 | 4.5352E-02 | -1.6386E-02 | 0.0000E+00 | 0.0000E+00 |
| S5 | -1.0324E-02 | -5.4241E-02 | 6.2664E-03 | -9.6842E-03 | 1.2164E-02 | -5.6204E-03 | 9.2732E-04 | 0.0000E+00 | 0.0000E+00 |
| S6 | 1.1214E-01 | -1.7375E-01 | 1.2327E-01 | -4.4254E-02 | 7.0641E-03 | -1.2882E-04 | -6.0330E-05 | 0.0000E+00 | 0.0000E+00 |
| S7 | 2.1890E-02 | -2.8576E-02 | -5.1795E-03 | 2.6310E-02 | -1.7059E-02 | 5.1603E-03 | -8.2574E-04 | 6.7356E-05 | -2.2008E-06 |
| S8 | -3.6555E-02 | 1.6009E-01 | -1.9305E-01 | 1.2067E-01 | -4.6141E-02 | 1.1265E-02 | -1.7204E-03 | 1.4970E-04 | -5.6483E-06 |
| S9 | 8.7134E-04 | 1.0272E-02 | -4.0735E-03 | 1.4455E-03 | -4.3606E-04 | 8.7431E-05 | -1.0388E-05 | 6.6289E-07 | -1.7691E-08 |
| S10 | -1.1432E-02 | -2.2455E-02 | 1.9299E-02 | -9.6213E-03 | 3.0062E-03 | -5.8454E-04 | 6.8145E-05 | -4.3305E-06 | 1.1470E-07 |
Table 20
Table 21 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 7
Distance TTL, maximum angle of half field-of view HFOV, F-number Fno, imaging lens of the object side S1 to imaging surface S13 of E1 on optical axis
Total effective focal length f and each lens effective focal length f1 to f5.
| ImgH(mm) | 3.26 | f1(mm) | 3.89 |
| TTL(mm) | 4.58 | f2(mm) | -29.07 |
| HFOV(°) | 40.10 | f3(mm) | 3.08 |
| Fno | 1.90 | f4(mm) | -9.22 |
| f(mm) | 3.83 | f5(mm) | -2.33 |
Table 21
Figure 14 A show chromatic curve on the axis of the imaging lens of embodiment 7, indicate the light of different wave length via mirror
Converging focal point after head deviates.Figure 14 B show the astigmatism curve of the imaging lens of embodiment 7, indicate meridianal image surface bending
It is bent with sagittal image surface.Figure 14 C show the distortion curve of the imaging lens of embodiment 7, indicate corresponding at different image heights
Distort sizes values.Figure 14 D show the ratio chromatism, curve of the imaging lens of embodiment 7, indicate light via after camera lens
The deviation of different image heights on imaging surface.According to Figure 14 A to Figure 14 D it is found that the imaging lens given by embodiment 7 can be real
Existing good image quality.
Embodiment 8
The imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 D.Figure 15 is shown according to this
Apply for the structural schematic diagram of the imaging lens of embodiment 8.
As shown in figure 15, it is sequentially wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is concave surface；Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface；It is convex surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is concave surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 22 shows surface type, radius of curvature, thickness, material and the circle of each lens of the imaging lens of embodiment 8
Bore coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 22
As shown in Table 22, in embodiment 8, the object side of any one lens in the first lens E1 to the 5th lens E5
It is aspherical with image side surface.Table 23 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 8, wherein each
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -1.4804E-02 | 6.0700E-03 | -1.6180E-02 | 1.1640E-02 | -5.3912E-03 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | 1.3040E-02 | 1.6096E-03 | -1.2894E-02 | 1.0702E-01 | -2.0667E-01 | 1.8082E-01 | -5.3780E-02 | 0.0000E+00 | 0.0000E+00 |
| S3 | -1.0370E-01 | 5.6191E-02 | -4.6302E-01 | 1.5458E+00 | -2.7760E+00 | 2.5659E+00 | -9.6486E-01 | 0.0000E+00 | 0.0000E+00 |
| S4 | -1.3225E-01 | 1.2430E-01 | -3.3284E-01 | 4.8310E-01 | -3.7847E-01 | 1.6615E-01 | -3.0858E-02 | 0.0000E+00 | 0.0000E+00 |
| S5 | -2.4088E-02 | 3.6384E-02 | -1.3210E-01 | 9.5562E-02 | -2.6063E-02 | 2.3680E-03 | 3.0653E-05 | 0.0000E+00 | 0.0000E+00 |
| S6 | 9.3415E-02 | -1.5623E-01 | 1.3608E-01 | -7.3526E-02 | 2.3981E-02 | -4.1713E-03 | 2.9219E-04 | 0.0000E+00 | 0.0000E+00 |
| S7 | 5.8725E-02 | -1.4209E-01 | 1.4807E-01 | -8.5937E-02 | 2.9835E-02 | -6.3313E-03 | 8.0592E-04 | -5.6588E-05 | 1.6856E-06 |
| S8 | -3.7880E-02 | 7.9742E-02 | -7.4629E-02 | 3.9062E-02 | -1.2646E-02 | 2.5868E-03 | -3.2461E-04 | 2.2762E-05 | -6.8283E-07 |
| S9 | 5.4313E-03 | 1.4076E-02 | -1.2118E-02 | 7.2176E-03 | -2.5981E-03 | 5.5110E-04 | -6.7789E-05 | 4.4810E-06 | -1.2329E-07 |
| S10 | -1.0715E-02 | -7.5197E-03 | 5.6199E-03 | -3.4021E-03 | 1.3486E-03 | -3.0922E-04 | 3.9728E-05 | -2.6541E-06 | 7.1717E-08 |
Table 23
Table 24 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 8
Distance TTL, maximum angle of half field-of view HFOV, F-number Fno, imaging lens of the object side S1 to imaging surface S13 of E1 on optical axis
Total effective focal length f and each lens effective focal length f1 to f5.
| ImgH(mm) | 3.28 | f1(mm) | 3.98 |
| TTL(mm) | 4.59 | f2(mm) | -11.78 |
| HFOV(°) | 39.09 | f3(mm) | 3.29 |
| Fno | 1.89 | f4(mm) | -20.47 |
| f(mm) | 3.99 | f5(mm) | -2.56 |
Table 24
Figure 16 A show chromatic curve on the axis of the imaging lens of embodiment 8, indicate the light of different wave length via mirror
Converging focal point after head deviates.Figure 16 B show the astigmatism curve of the imaging lens of embodiment 8, indicate meridianal image surface bending
It is bent with sagittal image surface.Figure 16 C show the distortion curve of the imaging lens of embodiment 8, indicate corresponding at different image heights
Distort sizes values.Figure 16 D show the ratio chromatism, curve of the imaging lens of embodiment 8, indicate light via after camera lens
The deviation of different image heights on imaging surface.According to Figure 16 A to Figure 16 D it is found that the imaging lens given by embodiment 8 can be real
Existing good image quality.
Embodiment 9
The imaging lens according to the embodiment of the present application 9 are described referring to Figure 17 to Figure 18 D.Figure 17 shows according to this
Apply for the structural schematic diagram of the imaging lens of embodiment 9.
As shown in figure 17, it is sequentially wrapped by object side to image side along optical axis according to the imaging lens of the application illustrative embodiments
It includes：First lens E1, diaphragm STO, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, optical filter E6 and
Imaging surface S13.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is concave surface；Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is convex surface；The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface；It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface；The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is convex surface.Optical filter E6 have object side S11 and
Image side surface S12.Light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
Table 25 shows surface type, radius of curvature, thickness, material and the circle of each lens of the imaging lens of embodiment 9
Bore coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 25
As shown in Table 25, in embodiment 9, the object side of any one lens in the first lens E1 to the 5th lens E5
It is aspherical with image side surface.Table 26 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 9, wherein each
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -1.6066E-02 | 1.5681E-02 | -1.6990E-02 | 5.9746E-03 | -9.1351E-04 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | 5.4397E-02 | -3.5477E-01 | 1.5527E+00 | -3.7357E+00 | 5.0924E+00 | -3.6688E+00 | 1.0871E+00 | 0.0000E+00 | 0.0000E+00 |
| S3 | -8.1438E-02 | -5.2207E-01 | 2.4170E+00 | -6.0390E+00 | 8.3694E+00 | -5.7729E+00 | 1.5902E+00 | 0.0000E+00 | 0.0000E+00 |
| S4 | -1.3787E-01 | -3.1989E-01 | 1.0940E+00 | -1.8262E+00 | 1.6467E+00 | -6.8948E-01 | 1.0207E-01 | 0.0000E+00 | 0.0000E+00 |
| S5 | -3.2583E-02 | -6.4175E-02 | 8.3603E-02 | -9.6719E-02 | 5.7406E-02 | -1.4951E-02 | 1.3923E-03 | 0.0000E+00 | 0.0000E+00 |
| S6 | 1.0031E-02 | -4.6244E-03 | 2.3251E-02 | -2.8223E-02 | 1.2971E-02 | -2.5711E-03 | 1.8487E-04 | 0.0000E+00 | 0.0000E+00 |
| S7 | 2.5333E-02 | -6.2031E-02 | 6.7515E-02 | -3.5032E-02 | 8.9864E-03 | -8.5322E-04 | -8.1529E-05 | 2.3807E-05 | -1.4218E-06 |
| S8 | 2.2294E-03 | -5.4585E-03 | -2.6575E-03 | 2.2620E-03 | -4.7849E-04 | -2.6317E-07 | 1.2683E-05 | -1.4779E-06 | 4.3049E-08 |
| S9 | 1.9329E-02 | -2.9731E-02 | 3.3996E-02 | -1.9345E-02 | 6.4052E-03 | -1.2943E-03 | 1.5727E-04 | -1.0547E-05 | 2.9952E-07 |
| S10 | 1.2400E-02 | 4.0552E-02 | -6.2673E-02 | 3.6734E-02 | -1.1909E-02 | 2.3047E-03 | -2.6487E-04 | 1.6703E-05 | -4.4577E-07 |
Table 26
Table 27 gives half ImgH, the first lens of effective pixel area diagonal line length on imaging surface S13 in embodiment 9
Distance TTL, maximum angle of half field-of view HFOV, F-number Fno, imaging lens of the object side S1 to imaging surface S13 of E1 on optical axis
Total effective focal length f and each lens effective focal length f1 to f5.
| ImgH(mm) | 3.28 | f1(mm) | 3.86 |
| TTL(mm) | 4.58 | f2(mm) | -9.72 |
| HFOV(°) | 39.58 | f3(mm) | 2.35 |
| Fno | 1.90 | f4(mm) | -4.68 |
| f(mm) | 3.87 | f5(mm) | -85672.34 |
Table 27
Figure 18 A show chromatic curve on the axis of the imaging lens of embodiment 9, indicate the light of different wave length via mirror
Converging focal point after head deviates.Figure 18 B show the astigmatism curve of the imaging lens of embodiment 9, indicate meridianal image surface bending
It is bent with sagittal image surface.Figure 18 C show the distortion curve of the imaging lens of embodiment 9, indicate corresponding at different image heights
Distort sizes values.Figure 18 D show the ratio chromatism, curve of the imaging lens of embodiment 9, indicate light via after camera lens
The deviation of different image heights on imaging surface.According to Figure 18 A to Figure 18 D it is found that the imaging lens given by embodiment 9 can be real
Existing good image quality.
To sum up, embodiment 1 to embodiment 9 meets relationship shown in table 28 respectively.
| Conditional/embodiment | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| f/EPD | 1.90 | 1.88 | 1.89 | 1.90 | 1.89 | 1.90 | 1.90 | 1.89 | 1.90 |
| R9/f | -0.36 | -0.36 | -0.44 | -0.36 | -0.37 | -0.35 | -0.37 | -0.39 | -0.22 |
| TTL/ImgH | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 |
| |R1/R2| | 0.35 | 0.38 | 0.32 | 0.37 | 0.37 | 0.37 | 0.00 | 0.37 | 0.39 |
| DT41/DT42 | 0.94 | 0.94 | 0.94 | 0.94 | 0.93 | 0.94 | 0.92 | 0.95 | 0.92 |
| R6/R4 | 0.36 | 0.37 | 0.11 | 0.36 | 0.24 | 0.42 | 0.42 | 0.15 | 0.26 |
| CT4/CT1 | 0.28 | 0.23 | 0.26 | 0.27 | 0.24 | 0.25 | 0.23 | 0.28 | 0.31 |
| T34/T12 | 0.04 | 0.05 | 0.11 | 0.06 | 0.04 | 0.05 | 0.03 | 0.04 | 0.21 |
| ∑CT/TTL | 0.48 | 0.50 | 0.46 | 0.48 | 0.48 | 0.49 | 0.48 | 0.48 | 0.52 |
| (f1+f3)/f | 1.67 | 1.88 | 1.87 | 1.76 | 1.77 | 1.73 | 1.82 | 1.82 | 1.60 |
| |f/f1| | 1.02 | 1.01 | 0.99 | 1.04 | 1.01 | 0.99 | 0.98 | 1.00 | 1.00 |
| ∑AT/TTL | 0.35 | 0.36 | 0.37 | 0.36 | 0.37 | 0.36 | 0.39 | 0.39 | 0.39 |
Table 28
The application also provides a kind of imaging device, and electronics photosensitive element can be photosensitive coupling element (CCD) or complementation
Property matal-oxide semiconductor element (CMOS).Imaging device can be the independent imaging equipment of such as digital camera, can also be
The image-forming module being integrated on the mobile electronic devices such as mobile phone.The imaging device is equipped with imaging lens described above.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Other technical solutions of arbitrary combination and formation.Such as features described above has similar work(with (but not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (13)
1. imaging lens include sequentially by object side to image side along optical axis：First lens, the second lens, the third lens, the 4th are thoroughly
Mirror and the 5th lens, which is characterized in that
It is convex surface that first lens, which have positive light coke, object side,；
It is convex surface that second lens, which have focal power, image side surface,；
It is convex surface that the third lens, which have positive light coke, image side surface,；
4th lens have focal power；
It is concave surface that 5th lens, which have focal power, object side,；
In first lens to the 5th lens, airspace is all had between two lens of arbitrary neighborhood；And
Total effective coke of the effective focal length f1 of first lens, the effective focal length f3 of the third lens and the imaging lens
Meet 0 ＜ (f1+f3)/f ＜ 2.5 away from f.
2. imaging lens according to claim 1, which is characterized in that the maximum of the object side of the 4th lens effectively half
Bore DT41 and the effective half bore DT42 of maximum of the image side surface of the 4th lens meet 0.5 ＜ DT41/DT42 ＜ 1.5.
3. imaging lens according to claim 1, which is characterized in that the radius of curvature R 9 of the object side of the 5th lens
Meet -1 ＜ R9/f ＜ 0 with total effective focal length f of the imaging lens.
4. imaging lens according to claim 1, which is characterized in that the image side surface of first lens is concave surface；
The radius of curvature R 1 of the object side of first lens and the radius of curvature R 2 of the image side surface of first lens meet 0 ＜
| R1/R2 | ＜ 0.5.
5. imaging lens according to claim 1, which is characterized in that the radius of curvature R 6 of the image side surface of the third lens
Meet 0 ＜ R6/R4 ＜ 1 with the radius of curvature R 4 of the image side surface of second lens.
6. imaging lens according to claim 1, which is characterized in that first lens are thick in the center on the optical axis
It spends CT1 and meets 0 ＜ CT4/CT1 ＜ 0.4 in the center thickness CT4 on the optical axis with the 4th lens.
7. imaging lens according to claim 1, which is characterized in that first lens and second lens are described
The spacing distance T12 and spacing distance T34 of the third lens and the 4th lens on the optical axis on optical axis meets 0
＜ T34/T12 ＜ 0.5.
8. imaging lens according to claim 1, which is characterized in that the effective focal length f1 of first lens with it is described at
As camera lens total effective focal length f meet 0.5≤| f/f1 |≤1.5.
9. imaging lens according to any one of claim 1 to 8, which is characterized in that the imaging lens it is total effectively
Focal length f and the Entry pupil diameters EPD of the imaging lens meet f/EPD ＜ 2.
10. imaging lens according to any one of claim 1 to 8, which is characterized in that the object side of first lens
To distance TTL of the imaging surface on the optical axis of the imaging lens and effective pixel region on the imaging surface of the imaging lens
The half ImgH of domain diagonal line length meets TTL/ImgH ＜ 1.6.
11. imaging lens according to any one of claim 1 to 8, which is characterized in that first lens to described
Five lens are respectively at the object side of summation ∑ CT and first lens of the center thickness on the optical axis to the imaging lens
Distance TTL of the imaging surface of head on the optical axis meets 0 ＜ ∑ CT/TTL ＜ 0.6.
12. imaging lens according to any one of claim 1 to 8, which is characterized in that first lens to described
The object side of the summation ∑ AT and first lens of spacing distance of two lens of arbitrary neighborhood on the optical axis in five lens
Extremely distance TTL of the imaging surface of the imaging lens on the optical axis meets 0 ＜ ∑ AT/TTL ＜ 0.5.
13. imaging lens include sequentially by object side to image side along optical axis：First lens, the second lens, the third lens, the 4th
Lens and the 5th lens, which is characterized in that
It is convex surface that first lens, which have positive light coke, object side,；
It is convex surface that second lens, which have focal power, image side surface,；
It is convex surface that the third lens, which have positive light coke, image side surface,；
4th lens have focal power；
It is concave surface that 5th lens, which have negative power, object side,；
In first lens to the 5th lens, airspace is all had between two lens of arbitrary neighborhood；And
Total effective focal length f of the effective focal length f1 of first lens and the imaging lens meets 0.5≤| f/f1 |≤1.5.
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| US20200371312A1 (en) * | 2018-09-05 | 2020-11-26 | Zhejiang Sunny Optical Co., Ltd | Optical imaging lens assembly |
| CN116719153A (en) * | 2023-08-10 | 2023-09-08 | 江西联益光学有限公司 | Optical lens |
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| CN114167589B (en) * | 2022-01-21 | 2024-05-10 | 浙江舜宇光学有限公司 | Imaging lens group |
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- 2019-04-26 WO PCT/CN2019/084433 patent/WO2020024632A1/en active Application Filing
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| US20130088635A1 (en) * | 2009-02-27 | 2013-04-11 | Konica Minolta Opto, Inc. | Image Pickup Lens, Image Pickup Apparatus, and Mobile Terminal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020024632A1 (en) * | 2018-08-01 | 2020-02-06 | 浙江舜宇光学有限公司 | Imaging lens assembly |
| US20200371312A1 (en) * | 2018-09-05 | 2020-11-26 | Zhejiang Sunny Optical Co., Ltd | Optical imaging lens assembly |
| US11966011B2 (en) * | 2018-09-05 | 2024-04-23 | Zhejiang Sunny Optical Co., Ltd | Optical imaging lens assembly |
| CN116719153A (en) * | 2023-08-10 | 2023-09-08 | 江西联益光学有限公司 | Optical lens |
| CN116719153B (en) * | 2023-08-10 | 2023-12-05 | 江西联益光学有限公司 | optical lens |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020024632A1 (en) | 2020-02-06 |
| CN108681039B (en) | 2023-06-06 |
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