CN110187478A - Optical imaging lens - Google Patents
Optical imaging lens Download PDFInfo
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- CN110187478A CN110187478A CN201910629480.0A CN201910629480A CN110187478A CN 110187478 A CN110187478 A CN 110187478A CN 201910629480 A CN201910629480 A CN 201910629480A CN 110187478 A CN110187478 A CN 110187478A
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- 238000012634 optical imaging Methods 0.000 title claims abstract description 145
- 230000003287 optical effect Effects 0.000 claims abstract description 64
- 239000000571 coke Substances 0.000 claims abstract description 23
- 238000003384 imaging method Methods 0.000 claims description 42
- 238000005452 bending Methods 0.000 description 11
- 230000004075 alteration Effects 0.000 description 7
- 201000009310 astigmatism Diseases 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
- G02B13/0065—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element having a beam-folding prism or mirror
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
Abstract
This application provides a kind of optical imaging lens, which sequentially includes: prism by object side to image side along optical axis, and the reflecting surface of prism and the angle of optical axis are 45 °；Diaphragm；The first lens with positive light coke, object side are convex surface；The second lens with focal power；The third lens with negative power, image side surface are concave surface；The 4th lens with focal power；The 5th lens with focal power, image side surface are convex surface；The 6th lens with negative power, object side are convex surface；Distance PL meets 0.30mm < PL < 1.00mm on the image side surface of prism to the axis of the object side of the first lens.
Description
Technical field
This application involves a kind of optical imaging lens, more particularly to a kind of saturating with focal power including prism and six
The optical imaging lens of mirror.
Background technique
It is higher and higher to the imaging function requirement of portable electronic device at present, and due to expectation portable electronic device tool
The size for the optical imaging lens for having lesser size, therefore being arranged thereon is also restricted.
Such as the electronic equipments such as mobile phone, due to the limitation of installation dimension, the installation space for distributing to camera lens is smaller, so that matching
Standby Lens are smaller, and then the optical characteristics of camera lens is restricted.Therefore, a kind of good optical properties how to be realized and can
The telephoto lens for meeting small form factor requirements is current urgent problem to be solved.
Summary of the invention
This application provides can at least solve or part solve the optics of at least one above-mentioned disadvantage in the prior art at
As lens assembly, it may for example comprise the optical imaging lens of prism.The application is by increasing reflecting prism come in deviation lens group
Light transfer route, so that the no longer complete longitudinal propagation of light.Such setting will can be deposited in originally the modular volume of the longitudinal axis
Switch to transverse direction, so as to realize long-focus in the case where meeting the lightening characteristic of mobile phone.
This application provides a kind of optical imaging lens, which sequentially may be used along optical axis by object side to image side
It include: prism, the reflecting surface of prism and the angle of optical axis are 45 °；Diaphragm；The first lens with positive light coke, object side
For convex surface；The second lens with focal power；The third lens with negative power, image side surface are concave surface；With focal power
The 4th lens；The 5th lens with focal power, image side surface are convex surface；The 6th lens with negative power, object side
Face is convex surface.
According to presently filed embodiment, distance PL meets on the image side surface to the axis of the object side of the first lens of prism
0.30mm < PL < 1.00mm.
According to presently filed embodiment, distance TTL on the reflecting surface to the axis of the imaging surface of optical imaging lens of prism
Meet TTL/ImgH > 6.00 with the half ImgH of the diagonal line length of effective pixel area on the imaging surface of optical imaging lens.
According to presently filed embodiment, the effective focal length f of optical imaging lens, the effective focal length f1 of the first lens and
The effective focal length f3 of the third lens meets 3.00 < | f/f1 |-| f/f3 | < 5.00.
According to presently filed embodiment, distance PL and optics on the image side surface to the axis of the object side of the first lens of prism
The half ImgH of the diagonal line length of effective pixel area meets 10.00 100 × PL/ImgH of < < on the imaging surface of imaging lens
25.00。
According to presently filed embodiment, the image side surface of the radius of curvature R 9 and the 5th lens of the object side of the 5th lens
Radius of curvature R 10 meets 0.50 < R9/R10 < 2.00.
According to presently filed embodiment, center thickness CT1 of first lens on optical axis, the second lens are on optical axis
The spacing distance T12 and the second lens and the third lens of center thickness CT2, the first lens and the second lens on optical axis are in light
Spacing distance T23 on axis meets 5.00 < (CT1+CT2)/(T12-T23) < 7.00.
According to presently filed embodiment, the intersection point of the object sides of the 4th lens and optical axis to the object side of the 4th lens
On the axis on effective radius vertex the intersection point of the image side surface and optical axis of distance SAG41 and the 4th lens to the 4th lens image side surface
Effective radius vertex axis on distance SAG42 meet 1.00 < SAG41/SAG42 < 3.50.
According to presently filed embodiment, the spacing distance T45 and prism of the 4th lens and the 5th lens on optical axis
Distance TTL meets 1.00 10 × T45/TTL of < < 2.50 on reflecting surface to the axis of the imaging surface of optical imaging lens.
According to presently filed embodiment, the curvature of the image side surface of the effective focal length f and the 5th lens of optical imaging lens
Radius R10 meets 3.00 < f/R10 < 5.00.
According to presently filed embodiment, center thickness CT3 of the third lens on optical axis and the third lens and the 4th are thoroughly
Spacing distance T34 of the mirror on optical axis meets 0.50 < CT3/T34 < 2.00.
This application provides the optical imaging lens for including prism and multi-disc (for example, six) lens, by the way that rib is arranged
Mirror, so that at 90 degree of angles between the incident direction of light and the orientation of multi-disc lens, so that optical imaging lens
Size in light incident direction reduces.Meanwhile passing through the center of each power of lens of reasonable distribution, face type, each lens
Spacing etc. on axis between thickness and each lens, so that optical imaging lens group has miniaturization, high imaging quality, long-focus
Beneficial effect.
Detailed description of the invention
By referring to the detailed description that the following drawings carries out, the above and further advantage of presently filed embodiment will become
It is clear that attached drawing is intended to show that the illustrative embodiments of the application rather than is limited.In the accompanying drawings:
Fig. 1 shows the optical imaging lens schematic diagram according to the embodiment of the present application one；
Fig. 2A to Fig. 2 D sequentially show chromatic curve on the axis according to the embodiment of the present application one, ratio chromatism, curve, as
Non-dramatic song line and distortion curve；
Fig. 3 shows the optical imaging lens schematic diagram according to the embodiment of the present application two；
Fig. 4 A to Fig. 4 D sequentially show chromatic curve on the axis according to the embodiment of the present application two, ratio chromatism, curve, as
Non-dramatic song line and distortion curve；
Fig. 5 shows the optical imaging lens schematic diagram according to the embodiment of the present application three；
Fig. 6 A to Fig. 6 D sequentially show chromatic curve on the axis according to the embodiment of the present application three, ratio chromatism, curve, as
Non-dramatic song line and distortion curve；
Fig. 7 shows the optical imaging lens schematic diagram according to the embodiment of the present application four；
Fig. 8 A to Fig. 8 D sequentially show chromatic curve on the axis according to the embodiment of the present application four, ratio chromatism, curve, as
Non-dramatic song line and distortion curve；
Fig. 9 shows the optical imaging lens schematic diagram according to the embodiment of the present application five；And
Figure 10 A to Figure 10 D sequentially show chromatic curve on the axis according to the embodiment of the present application five, ratio chromatism, curve,
Astigmatism curve and distortion curve.
Specific embodiment
Various aspects of the reference attached drawing to the application are made more detailed description by the application in order to better understand.It answers
Understand, the only description to the illustrative embodiments of 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.Stating "and/or" includes associated institute
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, without indicating any restrictions to feature.Therefore, without departing substantially from teachings of the present application, hereinafter
First lens of the optical imaging lens of discussion are also known as the second lens or the third lens.
In the accompanying drawings, for ease 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.In each lens, it is known as this thoroughly near the surface of object
The object side of mirror；In each lens, the image side surface of the lens is known as 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 using in bright book, but does not preclude the presence or addition of one or more
Other feature, component, assembly unit and/or their combination.In addition, ought the statement of such as at least one of " ... " appear in institute
When after the list of column 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 and their consistent meanings of meaning 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.
According to the optical imaging lens of the application illustrative embodiments can include: prism, diaphragm, the first lens, second
Lens, the third lens, the 4th lens, the 5th lens and the 6th lens, wherein prism be arranged so that its reflecting surface and optical axis it
Between angle be 45 °.Six-element lens along optical axis from the image side surface of prism to image side sequential, between each adjacent lens and
Can have airspace between prism and the first lens.
Prism can be prism, have the plane of incidence, reflecting surface and exit facet, wherein the plane of incidence and exit facet are vertical.It hangs down
Directly in the light of plane of incidence incidence, after reflective surface, direction changes 90 °, perpendicular to exit face.Prism makes optics
The direction of the incident ray of imaging lens is vertical with the arragement direction of aforementioned multi-disc lens, thus using the length space of mobile phone come
The spread length for matching multi-disc lens, avoids limitation of the fuselage thickness to lens focus.
In the exemplary embodiment, the first lens can have positive light coke, and object side is convex surface；Second lens have
Positive light coke or negative power；The third lens have negative power, and image side surface is concave surface；4th lens have positive light coke or
Negative power；5th lens have positive light coke or negative power, and image side surface is convex surface；6th lens have negative power,
Its object side is convex surface.By reasonable disposition power of lens and the face type of reasonable Arrangement lens, be conducive to correct optics at
As the off-axis aberration of camera lens, image quality is improved.
In the exemplary embodiment, optical imaging lens provided by the present application can meet conditional 0.30mm < PL <
1.00mm, wherein PL is distance on the image side surface to the axis of the object side of the first lens of prism.In the exemplary embodiment,
PL can meet 0.50mm < PL < 0.95mm.Distance on the image side surface to the axis of the object side of the first lens of prism is controlled, it can be with
The degree of divergence for controlling light beam at prism, forms light beam rationally, avoids beam divergence that the volume of prism is caused to be arranged excessive, also
Assembling inconvenience caused by insufficient space between prism and the first lens can be prevented, the assembling difficulty of optical imaging lens is reduced.
In the exemplary embodiment, optical imaging lens provided by the present application can meet conditional TTL/ImgH >
6.00, wherein TTL is distance on the reflecting surface to the axis of the imaging surface of optical imaging lens of prism, and ImgH is optical imaging lens
The half of the diagonal line length of effective pixel area on the imaging surface of head.In the exemplary embodiment, TTL and ImgH can meet
TTL/ImgH > 6.30.The ratio of distance and image height on reflecting surface to the axis of the imaging surface of optical imaging lens by controlling prism
Value, can control the field angle of optical imaging lens, the extent of refraction of the light at the first lens compares mitigation, then optics at
Aberration as camera lens with imaging is smaller, the high characteristic of the image quality of imaging.
In the exemplary embodiment, optical imaging lens provided by the present application can meet 3.00 < of conditional | f/f1 |-|
F/f3 | < 5.00, wherein f is the effective focal length of optical imaging lens, the effective focal length that f1 is the first lens, and f3 is that third is saturating
The effective focal length of mirror.In the exemplary embodiment, f, f1 and f3 can meet 3.25 < | f/f1 |-| f/f3 | < 4.75.Pass through
The effective focal length for distributing the first lens and the third lens, makes optical imaging lens preferably balance aberration.
In the exemplary embodiment, optical imaging lens provided by the present application can meet 10.00 < 100 of conditional ×
PL/ImgH < 25.00, PL are distance on the image side surface to the axis of the object side of the first lens of prism, and ImgH is optical imaging lens
The half of the diagonal line length of effective pixel area on the imaging surface of head.In the exemplary embodiment, PL and ImgH can meet
13.00 100 × PL/ImgH of < < 22.00.Control distance and image height on the image side surface to the axis of the object side of the first lens of prism
Ratio, can control dispersion angle of the light beam at prism, the assembling difficulty of prism and lens can be reduced, furthermore make optics
Imaging lens have higher image quality.
In the exemplary embodiment, optical imaging lens provided by the present application can meet 0.50 < R9/R10 < of conditional
2.00, wherein R9 is the radius of curvature of the object side of the 5th lens, and R10 is the radius of curvature of the image side surface of the 5th lens.Showing
In example property embodiment, R9 and R10 can meet 0.80 < R9/R10 < 1.90.Control object side and the image side surface two of the 5th lens
The radius of curvature of a mirror surface can make the 5th lens have lower amount of bow, make the 5th lens are easy to process to obtain.Make simultaneously
Optical imaging lens have the ability of preferable balance color aberrations and balance distortion.
In the exemplary embodiment, optical imaging lens provided by the present application can meet 5.00 < (CT1+ of conditional
CT2)/(T12-T23) < 7.00, wherein CT1 is that center thickness, CT2 of first lens on optical axis are the second lens in optical axis
On center thickness, T12 be that the spacing distance and T23 of the first lens and the second lens on optical axis are the second lens and third
Spacing distance of the lens on optical axis.Control center thickness and second on the first lens and each comfortable optical axis of the second lens thoroughly
Thickness of the airspace of mirror two sides on optical axis, can be effectively reduced the size of optical imaging lens, realize higher space
Utilization rate, further, it is also possible to reduce the assembling difficulty of lens.
In the exemplary embodiment, optical imaging lens provided by the present application can meet 1.00 < SAG41/ of conditional
SAG42 < 3.50, wherein SAG41 be the 4th lens object side and optical axis intersection point it is effective to the object side of the 4th lens
Distance on the axis on radius vertex, SAG42 are that the image side surface of the image side surface of the 4th lens and intersection point to the 4th lens of optical axis has
Imitate distance on the axis on radius vertex.In the exemplary embodiment, SAG41 and SAG42 can meet 1.40 < SAG41/SAG42 <
3.40.By controlling the rise of the 4th two mirror surfaces of lens, the 4th lens have lower bending degree, and the 4th lens are easy to
Processing obtains, and furthermore optical imaging lens have higher assemble stable.
In the exemplary embodiment, optical imaging lens provided by the present application can meet 1.00 10 × T45/ of < of conditional
TTL < 2.50, wherein T45 be the spacing distance of the 4th lens and the 5th lens on optical axis, TTL be prism reflecting surface extremely
Distance on the axis of the imaging surface of optical imaging lens.In the exemplary embodiment, T45 and TTL can meet 1.50 < 10 ×
T45/TTL < 2.20.By distributing spacing distance of the lens of optical imaging lens on optical axis, optical imaging lens can be made
With better assembling property, can prevent from occurring interfering between adjacent lens in assembling process；In addition, being additionally favorable for slowing down optics
Light segregation in the optical path of imaging len, the curvature of field of adjustable optical imaging lens, and reduce the quick of optical imaging lens
Sense degree, and then the image quality of improving optical imaging lens.
In the exemplary embodiment, optical imaging lens provided by the present application can meet 3.00 < f/R10 < of conditional
5.00, wherein f is the effective focal length of optical imaging lens, and R10 is the radius of curvature R 10 of the image side surface of the 5th lens.In example
In property embodiment, f and R10 can meet 3.50 < f/R10 < 4.50.Control the effective focal length and the 5th of optical imaging lens thoroughly
Ratio between the radius of curvature of the image side surface of mirror can make the 5th lens be assigned reasonable focal power, prevent the 5th lens
It is big to locate light integrated degree, optical imaging lens is enable preferably to balance aberration.
In the exemplary embodiment, optical imaging lens provided by the present application can meet 0.50 < CT3/T34 of conditional
< 2.00, wherein center thickness CT3 of the third lens on optical axis and the interval distance of the third lens and the 4th lens on optical axis
Meet from T34.In the exemplary embodiment, CT3 and T34 can meet 0.80 < CT3/T34 < 1.80.Control the third lens exist
The ratio of center thickness and both the spacing distance of the third lens and the 4th lens on optical axis on optical axis, can reduce optics
The size of imaging len, the space utilization rate of improving optical imaging lens simultaneously reduce assembling difficulty, and it is inclined additionally to slow down light
Folding, and adjusts the curvature of field of optical imaging lens, reduces the sensitivity of optical imaging lens, so make optical imaging lens at
As high-quality.
In the exemplary embodiment, above-mentioned optical imaging lens may also include diaphragm, and diaphragm is arranged in prism and first
Between lens.In the exemplary embodiment, diaphragm is set between two adjacent lens.Diaphragm can control for limiting light beam
The area of section of light beam at its position.
Optionally, above-mentioned optical imaging lens may also include optical filter for correcting color error ratio and/or for protecting
The protection glass of photosensitive element at imaging surface.
Multi-disc eyeglass, such as described above six can be used according to the optical imaging lens of the above embodiment of the application
Piece.By each power of lens of reasonable distribution, face type, each lens center thickness and each lens between axis on spacing
Deng the volume that can effectively reduce camera lens, the machinability for reducing the susceptibility of camera lens and improving camera lens, so that optical imaging lens
Head, which is more advantageous to, to be produced and processed and is applicable to portable electronic product.
In presently filed embodiment, the mirror surface of each lens mostly uses aspherical mirror.The object side of first lens is extremely
At least one mirror surface in the image side surface of 6th lens is aspherical mirror.The characteristics of non-spherical lens, is: from lens centre to
Lens perimeter, curvature are consecutive variations.Have the spherical lens of constant curvature different from from lens centre to lens perimeter, it is non-
Spherical lens has more preferably radius of curvature characteristic, has the advantages that improve and distorts aberration and improvement astigmatic image error.Using aspheric
After the lens of face, the aberration occurred when imaging can be eliminated, as much as possible so as to improve image quality.
Optionally, each of the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens
At least one of the object side of lens and image side surface can be aspherical.Such as first lens object side and image side surface be all non-
Spherical surface, while the object side of the second lens is aspherical；Such as first lens image side surface be aspherical, the object side of the second lens
Face be it is aspherical, the object sides of the image side surface of the third lens and the 4th lens is aspherical；Such as first lens image side surface and
The image side surface of the third lens is aspherical, while the object side of the 5th lens and its image side surface are aspherical.Such as the 5th lens
Image side surface and the 6th lens object side be it is aspherical.Optionally, the first lens, the second lens, the third lens, the 4th thoroughly
Mirror, the object side of the 5th lens and each lens in the 6th lens and image side surface can be aspherical.
The specific embodiment for being applicable to the optical imaging lens of above embodiment is further described with reference to the accompanying drawings.
Embodiment one
Referring to figs. 1 to Fig. 2 D, the optical imaging lens of the present embodiment sequentially include: prism by object side to image side along optical axis
E1, the first lens E2, the second lens E3, the third lens E4, the 4th lens E5, the 5th lens E6, the 6th lens E7 and optical filter
Diaphragm STO can be arranged in E8 between prism E1 and the first lens E2.Can have between air between the adjacent lens of any two
Every.
The reflecting surface and optical axis angle at 45 ° of prism E1, makes the light deflection of the object side S1 incidence perpendicular to prism E1
Prism E1 is pierced by after 90 °.First lens E2 has positive light coke, and object side S4 is convex surface, and image side surface S5 is concave surface.Second thoroughly
Mirror E3 has negative power, and object side S6 is convex surface, and image side surface S7 is concave surface.The third lens E4 has negative power, object
Side S8 is concave surface, and image side surface S9 is concave surface.4th lens E5 has positive light coke, and object side S10 is convex surface, image side surface
S11 is concave surface.5th lens E6 has positive light coke, and object side S12 is concave surface, and image side surface S13 is convex surface.6th lens E7
With negative power, object side S14 is convex surface, and image side surface S15 is concave surface.Optical filter E8 has object side S16 and image side surface
S17.The optical imaging lens of the present embodiment have imaging surface S18.Light from object sequentially passes through each surface, and (S1 to S17) is simultaneously
It is imaged on imaging surface S18.
Table 1 shows the basic parameter table of the optical imaging lens of the present embodiment, wherein radius of curvature, thickness and focal length
Unit be millimeter (mm), it is specific as follows:
Table 1
Wherein, TTL is distance on the reflecting surface S2 to the axis of the imaging surface of optical imaging lens of prism E1, and ImgH is imaging
The half of cornerwise length of effective pixel area on face, Semi-FOV are the maximum angle of half field-of view of optical imaging lens,
Fno is the f-number of optical imaging lens, and f is the effective focal length of optical imaging lens.
First lens E2 of optical imaging lens the object side of any lens and image side surface into the 6th lens E7 are non-
The face type x of spherical surface, 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, inverse that paraxial curvature c is upper 1 mean curvature radius R of table)；K is circular cone coefficient；Ai
It is the correction factor of aspherical i-th-th rank.The following table 2 gives the height that can be used for according to aspherical S4 to S15 each in embodiment one
Secondary term coefficient A4、A6、A8、A10、A12、A14、A16、A18And A20。
Table 2
Fig. 2A shows chromatic curve on the axis of the optical imaging lens of embodiment one, indicates the light warp of different wave length
By the deviation of the converging focal point after optical imaging lens.The ratio chromatism, that Fig. 2 B shows the optical imaging lens of embodiment one is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.Fig. 2 C shows embodiment one
Optical imaging lens astigmatism curve, indicate meridianal image surface bending and sagittal image surface bending.Fig. 2 D shows embodiment one
Optical imaging lens distortion curve, indicate the corresponding distortion sizes values of different field angles.According to fig. 2 A to Fig. 2 D it is found that
Optical imaging lens given by embodiment one can be realized good image quality.
Embodiment two
Referring to Fig. 3 to Fig. 4 D description according to the optical imaging lens of the embodiment of the present application two, in this exemplary implementation
In example and following embodiment, for brevity, by clipped description similar with the optical imaging lens of embodiment one.
Referring to Fig. 3, the optical imaging lens of the present embodiment sequentially include: prism E1, the by object side to image side along optical axis
One lens E2, the second lens E3, the third lens E4, the 4th lens E5, the 5th lens E6, the 6th lens E7 and optical filter E8, can
Diaphragm STO is set between prism E1 and the first lens E2.There can be airspace between the adjacent lens of any two.
The reflecting surface and optical axis angle at 45 ° of prism E1, makes the light deflection of the object side S1 incidence perpendicular to prism E1
Prism E1 is pierced by after 90 °.First lens E2 has positive light coke, and object side S4 is convex surface, and image side surface S5 is concave surface.Second thoroughly
Mirror E3 has positive light coke, and object side S6 is convex surface, and image side surface S7 is convex surface.The third lens E4 has negative power, object
Side S8 is concave surface, and image side surface S9 is concave surface.4th lens E5 has negative power, and object side S10 is convex surface, image side surface
S11 is concave surface.5th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is convex surface.6th lens E7
With negative power, object side S14 is convex surface, and image side surface S15 is concave surface.Optical filter E8 has object side S16 and image side surface
S17.The optical imaging lens of the present embodiment have imaging surface S18.Light from object sequentially passes through each surface, and (S1 to S17) is simultaneously
It is imaged on imaging surface S18.
Table 3 shows the basic parameter table of the optical imaging lens of the present embodiment, wherein radius of curvature, thickness and focal length
Unit be millimeter (mm), table 4 shows each aspherical high order term system that can be used for the present embodiment optical imaging lens
Number, wherein each aspherical face type can be limited by aforementioned formula (1), specific as follows:
Table 3
Table 4
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S4 | -2.9887E-04 | 2.2991E-06 | 5.2423E-06 | -1.3533E-06 | -9.1673E-08 | 4.6584E-08 | -4.8400E-09 | 2.0656E-10 | -3.1034E-12 |
| S5 | -1.9650E-04 | -4.7567E-05 | 1.2320E-04 | -5.4121E-05 | 1.1002E-05 | -1.2323E-06 | 7.8376E-08 | -2.6674E-09 | 3.8091E-11 |
| S6 | 9.2418E-04 | -7.4572E-04 | 3.4845E-04 | -9.3002E-05 | 1.5008E-05 | -1.4610E-06 | 8.2374E-08 | -2.4256E-09 | 2.8239E-11 |
| S7 | -2.8054E-03 | 2.1765E-03 | -6.9034E-04 | 1.7174E-04 | -3.3591E-05 | 4.6261E-06 | -3.9749E-07 | 1.8736E-08 | -3.6657E-10 |
| S8 | -4.9133E-04 | 8.4896E-03 | -4.5737E-03 | 1.3509E-03 | -2.4985E-04 | 2.9689E-05 | -2.1960E-06 | 9.1828E-08 | -1.6560E-09 |
| S9 | 2.9217E-03 | 1.0070E-02 | -6.0110E-03 | 1.7685E-03 | -2.9258E-04 | 2.6547E-05 | -1.0204E-06 | -1.1518E-08 | 1.4413E-09 |
| S10 | -7.5947E-03 | 7.9384E-03 | -4.5623E-03 | 1.5355E-03 | -3.1703E-04 | 4.0909E-05 | -3.1945E-06 | 1.3803E-07 | -2.5478E-09 |
| S11 | -7.4921E-03 | 3.7879E-03 | -2.0621E-03 | 7.5267E-04 | -1.7691E-04 | 2.6724E-05 | -2.5085E-06 | 1.3402E-07 | -3.1348E-09 |
| S12 | -6.1350E-05 | -5.4452E-03 | 5.4316E-03 | -3.4906E-03 | 1.3884E-03 | -3.4420E-04 | 5.1632E-05 | -4.2788E-06 | 1.5004E-07 |
| S13 | -3.9937E-02 | 3.6864E-02 | -2.0033E-02 | 6.6659E-03 | -1.3879E-03 | 1.7589E-04 | -1.2450E-05 | 3.8872E-07 | -1.2427E-09 |
| S14 | -7.8823E-02 | 5.7798E-02 | -2.9970E-02 | 9.9306E-03 | -2.0908E-03 | 2.7145E-04 | -2.0105E-05 | 7.0011E-07 | -5.4842E-09 |
| S15 | -3.6725E-02 | 1.3129E-02 | -4.8617E-03 | 1.3244E-03 | -2.4244E-04 | 2.8087E-05 | -1.8860E-06 | 6.0785E-08 | -4.9540E-10 |
Fig. 4 A shows chromatic curve on the axis of the optical imaging lens of the present embodiment, indicates the light warp of different wave length
By the deviation of the converging focal point after optical imaging lens.The ratio chromatism, that Fig. 4 B shows the optical imaging lens of the present embodiment is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.Fig. 4 C shows the present embodiment
Optical imaging lens astigmatism curve, indicate meridianal image surface bending and sagittal image surface bending.Fig. 4 D shows the present embodiment
Optical imaging lens distortion curve, indicate the corresponding distortion sizes values of different image heights.According to Fig. 4 A to Fig. 4 D it is found that originally
Optical imaging lens provided by embodiment can be realized good image quality.
Embodiment three
Referring to Fig. 5 to Fig. 6 D description according to the optical imaging lens of the embodiment of the present application three.
Referring to Fig. 5, the optical imaging lens of the present embodiment sequentially include: prism E1, the by object side to image side along optical axis
One lens E2, the second lens E3, the third lens E4, the 4th lens E5, the 5th lens E6, the 6th lens E7 and optical filter E8, can
Diaphragm STO is set between prism E1 and the first lens E2.There can be airspace between the adjacent lens of any two.
The reflecting surface and optical axis angle at 45 ° of prism E1, makes the light deflection of the object side S1 incidence perpendicular to prism E1
Prism E1 is pierced by after 90 °.First lens E2 has positive light coke, and object side S4 is convex surface, and image side surface S5 is convex surface.Second thoroughly
Mirror E3 has positive light coke, and object side S6 is convex surface, and image side surface S7 is convex surface.The third lens E4 has negative power, object
Side S8 is concave surface, and image side surface S9 is concave surface.4th lens E5 has negative power, and object side S10 is convex surface, image side surface
S11 is concave surface.5th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is convex surface.6th lens E7
With negative power, object side S14 is convex surface, and image side surface S15 is concave surface.Optical filter E8 has object side S16 and image side surface
S17.The optical imaging lens of the present embodiment have imaging surface S18.Light from object sequentially passes through each surface, and (S1 to S17) is simultaneously
It is imaged on imaging surface S18.
Table 5 shows the basic parameter table of the optical imaging lens of the present embodiment, wherein radius of curvature, thickness and focal length
Unit be millimeter (mm), table 6 shows each aspherical high order term system that can be used for the present embodiment optical imaging lens
Number, wherein each aspherical face type can be limited by aforementioned formula (1), specific as follows:
Table 5
Table 6
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S4 | -2.6519E-04 | 2.9863E-05 | -1.1788E-05 | 2.4438E-06 | -3.9468E-07 | 4.0748E-08 | -2.4885E-09 | 8.0657E-11 | -1.0637E-12 |
| S5 | -2.8147E-04 | 2.1293E-04 | -6.2423E-05 | 7.6697E-06 | -3.2257E-07 | -2.0041E-08 | 2.6788E-09 | -1.0079E-10 | 1.2639E-12 |
| S6 | 8.8533E-05 | -5.2711E-05 | 4.2206E-05 | -1.7760E-05 | 4.4142E-06 | -6.1336E-07 | 4.6567E-08 | -1.7932E-09 | 2.7227E-11 |
| S7 | -3.2197E-03 | 4.0859E-03 | -1.9717E-03 | 5.6848E-04 | -1.0270E-04 | 1.1843E-05 | -8.5530E-07 | 3.5677E-08 | -6.6206E-10 |
| S8 | 8.2633E-04 | 8.3620E-03 | -4.7692E-03 | 1.4332E-03 | -2.6533E-04 | 3.1392E-05 | -2.3232E-06 | 9.8637E-08 | -1.8491E-09 |
| S9 | 3.1364E-03 | 7.3619E-03 | -3.4580E-03 | 5.6717E-04 | 5.2107E-05 | -3.6222E-05 | 6.0668E-06 | -4.6046E-07 | 1.3510E-08 |
| S10 | -7.2930E-03 | 4.3059E-03 | -4.4763E-04 | -7.2129E-04 | 4.1868E-04 | -1.0813E-04 | 1.5214E-05 | -1.1313E-06 | 3.4958E-08 |
| S11 | -7.0308E-03 | 1.8073E-03 | 1.9817E-04 | -6.3890E-04 | 3.3270E-04 | -8.8113E-05 | 1.3104E-05 | -1.0418E-06 | 3.4625E-08 |
| S12 | 1.4002E-03 | -4.9697E-03 | 4.7220E-03 | -2.9189E-03 | 1.0138E-03 | -1.9918E-04 | 2.1165E-05 | -1.0253E-06 | 1.1002E-08 |
| S13 | -3.4245E-03 | 7.4226E-04 | 3.4788E-03 | -4.3045E-03 | 2.0364E-03 | -5.0501E-04 | 6.9568E-05 | -5.0367E-06 | 1.4910E-07 |
| S14 | -3.9739E-02 | 1.6055E-02 | -2.7139E-03 | -2.9595E-03 | 2.1402E-03 | -6.3718E-04 | 1.0037E-04 | -8.2271E-06 | 2.7747E-07 |
| S15 | -3.5757E-02 | 1.2798E-02 | -5.1004E-03 | 1.4568E-03 | -2.4765E-04 | 1.9357E-05 | 3.6075E-07 | -1.6602E-07 | 8.0659E-09 |
Fig. 6 A shows chromatic curve on the axis of the optical imaging lens of the present embodiment, indicates the light warp of different wave length
By the deviation of the converging focal point after optical imaging lens.The ratio chromatism, that Fig. 6 B shows the optical imaging lens of the present embodiment is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.Fig. 6 C shows the present embodiment
Optical imaging lens astigmatism curve, indicate meridianal image surface bending and sagittal image surface bending.Fig. 6 D shows the present embodiment
Optical imaging lens distortion curve, indicate the corresponding distortion sizes values of different image heights.According to Fig. 6 A to Fig. 6 D it is found that originally
Optical imaging lens provided by embodiment can be realized good image quality.
Example IV
Referring to Fig. 7 to Fig. 8 D description according to the optical imaging lens of the embodiment of the present application four.
Referring to Fig. 7, the optical imaging lens of the present embodiment sequentially include: prism E1, the by object side to image side along optical axis
One lens E2, the second lens E3, the third lens E4, the 4th lens E5, the 5th lens E6, the 6th lens E7 and optical filter E8, can
Diaphragm STO is set between prism E1 and the first lens E2.There can be airspace between the adjacent lens of any two.
The reflecting surface and optical axis angle at 45 ° of prism E1, makes 90 ° of light deflection of the object side incidence perpendicular to prism E1
After be pierced by prism E1.First lens E2 has positive light coke, and object side S4 is convex surface, and image side surface S5 is concave surface.Second lens
E3 has positive light coke, and object side S6 is convex surface, and image side surface S7 is concave surface.The third lens E4 has negative power, object side
Face S8 is concave surface, and image side surface S9 is concave surface.4th lens E5 has positive light coke, and object side S10 is convex surface, image side surface S11
For concave surface.5th lens E6 has positive light coke, and object side S12 is concave surface, and image side surface S13 is convex surface.6th lens E7 tool
There is negative power, object side S14 is convex surface, and image side surface S15 is concave surface.Optical filter E8 has object side S16 and image side surface
S17.The optical imaging lens of the present embodiment have imaging surface S18.Light from object sequentially passes through each surface, and (S1 to S17) is simultaneously
It is imaged on imaging surface S18.
Table 7 shows the basic parameter table of the optical imaging lens of the present embodiment, wherein radius of curvature, thickness and focal length
Unit be millimeter (mm), table 8 shows each aspherical high order term system that can be used for the present embodiment optical imaging lens
Number, wherein each aspherical face type can be limited by aforementioned formula (1), specific as follows:
Table 7
Table 8
Fig. 8 A shows chromatic curve on the axis of the optical imaging lens of the present embodiment, indicates the light warp of different wave length
By the deviation of the converging focal point after optical imaging lens.The ratio chromatism, that Fig. 8 B shows the optical imaging lens of the present embodiment is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.Fig. 8 C shows the present embodiment
Optical imaging lens astigmatism curve, indicate meridianal image surface bending and sagittal image surface bending.Fig. 8 D shows the present embodiment
Optical imaging lens distortion curve, indicate the corresponding distortion sizes values of different image heights.According to Fig. 8 A to Fig. 8 D it is found that originally
Optical imaging lens provided by embodiment can be realized good image quality.
Embodiment five
Referring to Fig. 9 to Figure 10 D description according to the optical imaging lens of the embodiment of the present application five.
Referring to Fig. 9, the optical imaging lens of the present embodiment sequentially include: prism E1, the by object side to image side along optical axis
One lens E2, the second lens E3, the third lens E4, the 4th lens E5, the 5th lens E6, the 6th lens E7 and optical filter E8, can
Diaphragm STO is set between prism E1 and the first lens E2.There can be airspace between the adjacent lens of any two.
The reflecting surface and optical axis angle at 45 ° of prism E1, makes 90 ° of light deflection of the object side incidence perpendicular to prism E1
After be pierced by prism E1.First lens E2 has positive light coke, and object side S4 is convex surface, and image side surface S5 is concave surface.Second lens
E3 has positive light coke, and object side S6 is convex surface, and image side surface S7 is convex surface.The third lens E4 has negative power, object side
Face S8 is concave surface, and image side surface S9 is concave surface.4th lens E5 has positive light coke, and object side S10 is convex surface, image side surface S11
For concave surface.5th lens E6 has positive light coke, and object side S12 is concave surface, and image side surface S13 is convex surface.6th lens E7 tool
There is negative power, object side S14 is convex surface, and image side surface S15 is concave surface.Optical filter E8 has object side S16 and image side surface
S17.The optical imaging lens of the present embodiment have imaging surface S18.Light from object sequentially passes through each surface, and (S1 to S17) is simultaneously
It is imaged on imaging surface S18.
Table 9 shows the basic parameter table of the optical imaging lens of the present embodiment, wherein radius of curvature, thickness and focal length
Unit be millimeter (mm), table 10 shows each aspherical high order term system that can be used for the present embodiment optical imaging lens
Number, wherein each aspherical face type can be limited by aforementioned formula (1), specific as follows:
Table 9
Table 10
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S4 | -2.3991E-04 | 6.9075E-07 | 2.3751E-06 | -1.3122E-06 | 1.8757E-07 | -1.3199E-08 | 4.5147E-10 | -6.3399E-12 | 1.6909E-14 |
| S5 | -2.7883E-04 | 2.0533E-04 | -5.4809E-05 | 3.9194E-06 | 5.8745E-07 | -1.3815E-07 | 1.1073E-08 | -4.0902E-10 | 5.8350E-12 |
| S6 | 7.8074E-05 | -9.3782E-06 | 6.0717E-06 | -2.3865E-06 | 6.4692E-07 | -6.2479E-08 | -8.5265E-10 | 4.2302E-10 | -1.6126E-11 |
| S7 | -2.6422E-03 | 3.0728E-03 | -1.3392E-03 | 3.7947E-04 | -7.4268E-05 | 1.0079E-05 | -8.9654E-07 | 4.6349E-08 | -1.0422E-09 |
| S8 | 1.1459E-03 | 7.9332E-03 | -4.5951E-03 | 1.4347E-03 | -2.8536E-04 | 3.7493E-05 | -3.1578E-06 | 1.5429E-07 | -3.3179E-09 |
| S9 | 2.2955E-03 | 8.9761E-03 | -4.7502E-03 | 1.1284E-03 | -9.6050E-05 | -1.1314E-05 | 3.4211E-06 | -2.9761E-07 | 9.1025E-09 |
| S10 | -8.2175E-03 | 5.6741E-03 | -1.2607E-03 | -4.9624E-04 | 3.9600E-04 | -1.1009E-04 | 1.5834E-05 | -1.1744E-06 | 3.5646E-08 |
| S11 | -7.2469E-03 | 2.0930E-03 | 1.3803E-04 | -6.9953E-04 | 3.7481E-04 | -9.9225E-05 | 1.4516E-05 | -1.1223E-06 | 3.5949E-08 |
| S12 | 3.8657E-04 | -3.4559E-03 | 3.7962E-03 | -2.7649E-03 | 1.1146E-03 | -2.5944E-04 | 3.4708E-05 | -2.4607E-06 | 7.0493E-08 |
| S13 | -5.3709E-03 | 4.5915E-03 | 3.0714E-04 | -2.9644E-03 | 1.7575E-03 | -4.8942E-04 | 7.3784E-05 | -5.8186E-06 | 1.8843E-07 |
| S14 | -4.0334E-02 | 1.8660E-02 | -5.5938E-03 | -1.3473E-03 | 1.6212E-03 | -5.3919E-04 | 8.9919E-05 | -7.6713E-06 | 2.6726E-07 |
| S15 | -3.4851E-02 | 1.1774E-02 | -4.4538E-03 | 1.2116E-03 | -1.9159E-04 | 1.1802E-05 | 9.1031E-07 | -1.8168E-07 | 7.9544E-09 |
Figure 10 A shows chromatic curve on the axis of the optical imaging lens of the present embodiment, indicates the light of different wave length
Via the deviation of the converging focal point after optical imaging lens.Figure 10 B shows the multiplying power color of the optical imaging lens of the present embodiment
Poor curve indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.Figure 10 C shows this reality
The astigmatism curve of the optical imaging lens of example is applied, indicates meridianal image surface bending and sagittal image surface bending.Figure 10 D shows this reality
Apply the distortion curve of the optical imaging lens of example, the corresponding distortion sizes values of the different image heights of expression.According to Figure 10 A to Figure 10 D
It is found that optical imaging lens provided by the present embodiment can be realized good image quality.
In conclusion embodiment one to the correspondence of embodiment five meets relationship shown in the following table 11.
Table 11
| Conditional embodiment | 1 | 2 | 3 | 4 | 5 |
| PL(mm) | 0.81 | 0.92 | 0.87 | 0.57 | 0.90 |
| TTL/ImgH | 6.38 | 6.40 | 6.52 | 6.43 | 6.42 |
| |f/f1|+|f/f3| | 3.91 | 3.30 | 4.41 | 4.00 | 4.33 |
| 100×PL/ImgH | 18.66 | 21.22 | 20.48 | 13.57 | 20.83 |
| R9/R10 | 1.51 | 0.91 | 1.86 | 1.81 | 1.83 |
| (CT1+CT2)/(T12+T23) | 5.31 | 6.92 | 5.01 | 5.37 | 5.05 |
| SAG41/SAG42 | 2.83 | 1.43 | 2.65 | 3.38 | 2.56 |
| 10×T45/TTL | 1.85 | 2.12 | 1.56 | 1.71 | 1.53 |
| f/R10 | 4.31 | 3.71 | 3.91 | 3.70 | 3.94 |
| CT3/T34 | 1.76 | 0.91 | 0.90 | 0.84 | 0.96 |
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 optical imaging lens can be changed, to obtain each result and advantage described in this specification.Example
Such as, although being described by taking six-element lens as an example in embodiments, which is not limited to include one
Prism and six-element lens.If desired, the optical imaging lens may also include the lens of other quantity.
In the exemplary embodiment, the application also provides a kind of photographic device, be provided with electronics photosensitive element at
Picture, electronics photosensitive element can be photosensitive coupling element (CCD) or Complimentary Metal-Oxide semiconductor element (CMOS).The camera shooting
Device can be the independent picture pick-up device of such as digital camera, be also possible to be integrated on the mobile electronic devices such as mobile phone
Photographing module.The photographic device is equipped with optical imaging lens described above.
It is described above by reference to exemplary embodiment of the attached drawing to the application.It should be appreciated by those skilled in the art that
The example that above-described embodiment is solely for the purpose of illustration and is lifted, rather than be used to limit scope of the present application.It is all in this Shen
Made any modification, equivalent replacement etc. under introduction please and claims, should be included in that this application claims guarantors
In the range of shield.
Claims (10)
1. optical imaging lens, which is characterized in that sequentially include: by object side to image side along optical axis
The angle of prism, the reflecting surface of the prism and the optical axis is 45 °；
Diaphragm；
The first lens with positive light coke, object side are convex surface；
The second lens with focal power；
The third lens with negative power, image side surface are concave surface；
The 4th lens with focal power；
The 5th lens with focal power, image side surface are convex surface；
The 6th lens with negative power, object side are convex surface；
Distance PL meets 0.30mm < PL < 1.00mm on the image side surface of the prism to the axis of the object side of first lens.
2. optical imaging lens according to claim 1, which is characterized in that the reflecting surface of the prism to the optics at
As the imaging surface of camera lens axis on distance TTL and the optical imaging lens imaging surface on effective pixel area diagonal line length
Half ImgH meet TTL/ImgH > 6.00.
3. optical imaging lens according to claim 1, which is characterized in that the effective focal length f of the optical imaging lens,
The effective focal length f1 of first lens and the effective focal length f3 of the third lens meet 3.00 < | f/f1 |-| f/f3 | <
5.00。
4. optical imaging lens according to claim 1, which is characterized in that the image side surface of the prism to described first is thoroughly
Distance PL and one of the diagonal line length of effective pixel area on the imaging surface of the optical imaging lens on the axis of the object side of mirror
Half ImgH meets 10.00 100 × PL/ImgH of < < 25.00.
5. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the 5th lens half
The radius of curvature R 10 of the image side surface of diameter R9 and the 5th lens meets 0.50 < R9/R10 < 2.00.
6. optical imaging lens according to claim 1, which is characterized in that first lens on the optical axis in
Center thickness CT2, first lens and second lens of heart thickness CT1, second lens on the optical axis exist
The spacing distance of spacing distance T12 and second lens and the third lens on the optical axis on the optical axis
T23 meets 5.00 < (CT1+CT2)/(T12-T23) < 7.00.
7. optical imaging lens according to claim 1, which is characterized in that the object side of the 4th lens and the light
Distance SAG41 and the 4th lens on the intersection point of axis to the axis on the effective radius vertex of the object side of the 4th lens
Distance SAG42 meets on the intersection point of image side surface and the optical axis to the axis on the effective radius vertex of the image side surface of the 4th lens
1.00 < SAG41/SAG42 < 3.50.
8. optical imaging lens according to claim 1, which is characterized in that the 4th lens and the 5th lens exist
Spacing distance T45 on the optical axis and distance on the reflecting surface to the axis of the imaging surface of the optical imaging lens of the prism
TTL meets 1.00 10 × T45/TTL of < < 2.50.
9. optical imaging lens according to claim 1, which is characterized in that the effective focal length f of the optical imaging lens
Meet 3.00 < f/R10 < 5.00 with the radius of curvature R 10 of the image side surface of the 5th lens.
10. optical imaging lens, which is characterized in that sequentially include: by object side to image side along optical axis
The angle of prism, the reflecting surface of the prism and the optical axis is 45 °；
Diaphragm；
The first lens with positive light coke, object side are convex surface；
The second lens with focal power；
The third lens with negative power, image side surface are concave surface；
The 4th lens with focal power；
The 5th lens with focal power, image side surface are convex surface；
The 6th lens with negative power, object side are convex surface；
On the image side surface of the prism to the axis of the object side of first lens distance PL and the optical imaging lens at
The half ImgH of the diagonal line length of effective pixel area meets 10.00 100 × PL/ImgH of < < 25.00 in image planes.
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| CN110208927A (en) * | 2019-07-12 | 2019-09-06 | 浙江舜宇光学有限公司 | Optical imaging lens |
| WO2022088087A1 (en) * | 2020-10-30 | 2022-05-05 | 欧菲光集团股份有限公司 | Optical imaging system, image capturing device and electronic device |
| WO2022104749A1 (en) * | 2020-11-20 | 2022-05-27 | 欧菲光集团股份有限公司 | Optical imaging system, image capture module, and electronic device |
| WO2022111523A1 (en) * | 2020-11-26 | 2022-06-02 | 江西联创电子有限公司 | Optical imaging lens, and imaging device |
| US11391928B2 (en) | 2020-08-14 | 2022-07-19 | Largan Precision Co., Ltd. | Optical image lens assembly, image capturing unit and electronic device |
| CN110208927B (en) * | 2019-07-12 | 2024-04-23 | 浙江舜宇光学有限公司 | Optical imaging lens |
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| US11391928B2 (en) | 2020-08-14 | 2022-07-19 | Largan Precision Co., Ltd. | Optical image lens assembly, image capturing unit and electronic device |
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| WO2022104749A1 (en) * | 2020-11-20 | 2022-05-27 | 欧菲光集团股份有限公司 | Optical imaging system, image capture module, and electronic device |
| WO2022111523A1 (en) * | 2020-11-26 | 2022-06-02 | 江西联创电子有限公司 | Optical imaging lens, and imaging device |
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