CN102236151A - Optical lens group for photographing - Google Patents
Optical lens group for photographing Download PDFInfo
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- CN102236151A CN102236151A CN2010101668892A CN201010166889A CN102236151A CN 102236151 A CN102236151 A CN 102236151A CN 2010101668892 A CN2010101668892 A CN 2010101668892A CN 201010166889 A CN201010166889 A CN 201010166889A CN 102236151 A CN102236151 A CN 102236151A
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Abstract
The invention discloses an optical lens group for photographing. From an object side to an image side, the optical lens group sequentially comprises a first lens with negative refractive power, a second lens with positive refractive power and a third lens with negative refractive power, wherein the image side surface of the first lens is a concave surface; the object side surface and the image side surface of the second lens are convex surfaces; and the image side surface of the third lens is a concave face, and the object side surface and the image side surface of the third lens are aspheric surfaces. The optical lens group for photographing is also provided with an aperture and an electric photosensitive element for imaging a photographed object; the aperture is arranged between the first lens and the second lens; the electric photosensitive element is arranged on the imaging surface; and three lenses with refractive power are arranged in the optical lens group for photographing. The embodiment of the invention can effectively shorten the total length of the lens, reduce the sensitivity of an optical system, and can acquire excellent imaging quality through the assembly mode of the lens group.
Description
Technical field
The present invention relates to a kind of photography optical frames group, relate in particular to a kind of photography of phtographic lens optical frames group with great visual angle that is applied to.
Background technology
Existing phtographic lens with great visual angle, the configurations of adopting the negative refracting power of pre-group, the positive refracting power of back group more, it is so-called anti-photography type (Inverse Telephoto) structure, obtain the characteristic of Wide-angle by this, and, often need to dispose the lens more than 4～5 pieces, as United States Patent (USP) the 7th in order to consider the revisal of aberration, shown in 515, No. 351.Yet too much lens configuration causes camera lens to be difficult to accomplish miniaturization, and for the relative complex that becomes on manufacturing, causes the increase of cost, does not meet economic benefit in fact.
In order to have the good image quality and the characteristic of miniaturization concurrently, the photography that possesses three pieces of lens is feasible scheme with the optical frames group.United States Patent (USP) the 7th, 397, disclose a kind of phtographic lens of three-chip type lens arrangement No. 612, it bears first lens of refracting power, second lens and the 3rd lens of the positive refracting power of tool by the thing side to dispose tool in regular turn as side, but so configuration causes the thickness of these first lens and curvature all bigger, makes system dimension be difficult to reach the requirement of miniaturization.
In view of this, urgent need is a kind of possesses extensive field angle and is unlikely to make the long photography of camera lens total length optical frames group.
Summary of the invention
The invention provides a kind of photography optical frames group, extremely comprise in regular turn as side by the thing side: first lens of the negative refracting power of a tool, it is a concave surface as side surface; Second lens of the positive refracting power of one tool, its thing side surface and be all convex surface as side surface; And the 3rd lens of the negative refracting power of a tool, it is a concave surface as side surface, and the thing side surface of the 3rd lens and be all aspheric surface as side surface; Wherein, this photography is provided with an aperture in addition with the optical frames group and a sense electronics optical element supplies the object imaging, this aperture is arranged between these first lens and this second lens, this sense electronics optical element is arranged at the imaging surface place, and this photography is three with the lens of tool refracting power in the optical frames group, the abbe number of these second lens is V2, the abbe number of the 3rd lens is V3, the thing side surface radius-of-curvature of these second lens is R3, these second lens be R4 as the side surface radius-of-curvature, the 3rd lens be Bf as side surface to the distance of this sense electronics optical element on optical axis, the thing side surface of these first lens to the distance of this sense electronics optical element on optical axis is TTL, satisfies following relationship formula: 25.0＜V2-V3＜45.0;-3.5＜R3/R4＜-0.5; 0.1＜Bf/TTL＜0.5.
On the other hand, the invention provides a kind of photography optical frames group, by the thing side to comprising in regular turn as side: first lens of the negative refracting power of a tool, its thing side surface are convex surface and are concave surface as side surface; Second lens of the positive refracting power of one tool, it is a convex surface as side surface, and the thing side surface of these second lens be aspheric surface as at least one surface in the side surface; And the 3rd lens of the negative refracting power of a tool, its thing side surface and be all aspheric surface as side surface; Wherein, this photography is provided with an aperture in addition with the optical frames group and a sense electronics optical element supplies the object imaging, this aperture is arranged between these first lens and the 3rd lens, this sense electronics optical element is arranged at the imaging surface place, this photography is three with the lens of tool refracting power in the optical frames group, whole photography is f with the focal length of optical frames group, the focal length of these second lens is f2, the focal length of the 3rd lens is f3, these first lens and the spacing distance of these second lens on optical axis are T12, satisfy following relationship formula: 0.5＜T12/f＜2.1;-0.95＜f2/f3＜-0.30.
The present invention can effectively shorten the camera lens total length, reduce the susceptibility of optical system, and can obtain good image quality by the configuration mode of above-mentioned mirror group.
The present invention's photography is with in the optical frames group, and this first lens tool is born refracting power, can enlarge the field angle of this photography with the optical frames group; The positive refracting power of this second lens tool provides system main refracting power, helps to shorten the optical length of system; The 3rd lens tool is born refracting power, and the aberration that helps second lens to the positive refracting power of tool to be produced is done revisal, and helps the aberration of update the system simultaneously.
The present invention photography is with in the optical frames group, these first lens be concave surface as side surface, help to enlarge the field angle of this photography with the optical frames group; And when the thing side surface of these first lens is a convex surface and when being concave surface as side surface, comparatively relax, can avoid aberration excessively to increase, therefore help obtaining good balance with revising in the aberration enlarging system's field angle for the refraction of incident ray.These second lens be convex surface as side surface, the main refracting power of system can be provided; And when being all convex surface when the thing side surface of these second lens and as side surface, it can effectively strengthen the configuration of this second lens refracting power, and then makes this photography become shorter with the optics total length of optical frames group.The 3rd lens be concave surface as side surface, its principal point that can make optical system helps shortening the optics total length of system further from imaging surface; And the thing side surface of the 3rd lens can be convex surface or concave surface, when the thing side surface of the 3rd lens was convex surface, the astigmatism and the higher order aberratons that help update the system to produce were when the thing side surface of the 3rd lens is concave surface, can effectively shorten the camera lens total length, help keep the miniaturization of camera lens.
In addition, the present invention photographs with being provided with the point of inflexion on the 3rd lens in the optical frames group, and can more effectively suppress light and be incident in angle on the photo-sensitive cell from the axle visual field, and the further aberration of modified off-axis visual field.In addition the present invention photography is with in the optical frames group, and this aperture can place between these first lens and this second lens or between these second lens and the 3rd lens.In the wide-angle optical system, need do correction to distorting (Distortion) and multiplying power look receipts poor (Chromatic Aberration of Magnification) especially, its method is for to place system light flexion equilibrium of forces place with aperture.Therefore the present invention's photography is arranged at aperture between these first lens and the 3rd lens with the optical frames group, and its purpose is to desire to average out in total length that shortens camera lens and Wide-angle; Further, preferably, this aperture is arranged between these first lens and this second lens.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, does not constitute limitation of the invention.In the accompanying drawings:
Figure 1A is the optical system synoptic diagram of first embodiment of the invention;
Figure 1B is the aberration curve figure of first embodiment of the invention;
Fig. 2 A is the optical system synoptic diagram of second embodiment of the invention;
Fig. 2 B is the aberration curve figure of second embodiment of the invention;
Fig. 3 A is the optical system synoptic diagram of third embodiment of the invention;
Fig. 3 B is the aberration curve figure of third embodiment of the invention;
Fig. 4 A is the optical system synoptic diagram of fourth embodiment of the invention;
Fig. 4 B is the aberration curve figure of fourth embodiment of the invention;
Fig. 5 is a table one, is the optical data of first embodiment of the invention;
Fig. 6 is a table two, is the aspherical surface data of first embodiment of the invention;
Fig. 7 is a table three, is the optical data of second embodiment of the invention;
Fig. 8 is a table four, is the aspherical surface data of second embodiment of the invention;
Fig. 9 is a table five, is the optical data of third embodiment of the invention;
Figure 10 is a table six, is the aspherical surface data of third embodiment of the invention;
Figure 11 is a table seven, is the optical data of fourth embodiment of the invention;
Figure 12 is a table eight, is the aspherical surface data of fourth embodiment of the invention;
Figure 13 is a table nine, is the numerical data of first embodiment of the invention to the four embodiment correlationship formulas.
Drawing reference numeral:
Aperture 100,200,300,400
First lens 110,210,310,410
Thing side surface 111,211,311,411
Picture side surface 112,212,312,412
Second lens 120,220,320,420
Thing side surface 121,221,321,421
Picture side surface 122,222,322,422
The 3rd lens 130,230,330,430
Thing side surface 131,231,331,431
Picture side surface 132,232,332,432
Infrared ray filtering optical filter 140,240,340,440
Cover glass 150,250,350,450
Imaging surface 160,260,360,460
Whole photography is f with the focal length of optical frames group
Whole photography is Fno with the f-number of optical frames group
Whole photography is HFOV with half of maximum visual angle in the optical frames group
The focal length of first lens is f1
The focal length of second lens is f2
The focal length of the 3rd lens is f3
The abbe number of second lens is V2
The abbe number of the 3rd lens is V3
The thing side surface radius-of-curvature of first lens is R1
First lens be R2 as the side surface radius-of-curvature
The thing side surface radius-of-curvature of second lens is R3
Second lens be R4 as the side surface radius-of-curvature
First lens and the spacing distance of second lens on optical axis are T12
The 3rd lens be Bf as side surface to the distance of sense electronics optical element on optical axis
The thing side surface of first lens to the distance of sense electronics optical element on optical axis is TTL
Half of sense electronics optical element effective pixel area diagonal angle line length is ImgH
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the embodiment of the invention is described in further details below in conjunction with accompanying drawing.At this, illustrative examples of the present invention and explanation thereof are used to explain the present invention, but not as a limitation of the invention.
The invention provides a kind of photography optical frames group, extremely comprise in regular turn as side by the thing side: first lens of the negative refracting power of a tool, it is a concave surface as side surface; Second lens of the positive refracting power of one tool, its thing side surface and be all convex surface as side surface; And the 3rd lens of the negative refracting power of a tool, it is a concave surface as side surface, and the thing side surface of the 3rd lens and be all aspheric surface as side surface; Wherein, this photography is provided with an aperture in addition with the optical frames group and a sense electronics optical element supplies the object imaging, this aperture is arranged between these first lens and this second lens, this sense electronics optical element is arranged at the imaging surface place, and this photography is three with the lens of tool refracting power in the optical frames group, the abbe number of these second lens is V2, the abbe number of the 3rd lens is V3, the thing side surface radius-of-curvature of these second lens is R3, these second lens be R4 as the side surface radius-of-curvature, the 3rd lens be Bf as side surface to the distance of this sense electronics optical element on optical axis, the thing side surface of these first lens to the distance of this sense electronics optical element on optical axis is TTL, satisfies following relationship formula: 25.0＜V2-V3＜45.0;-3.5＜R3/R4＜-0.5; 0.1＜Bf/TTL＜0.5.
Satisfy following relationship formula: 25.0＜V2-V3＜45.0 when aforementioned photography with the optical frames group, can help the correction of this photography with aberration in the optical frames group; Preferably, be to satisfy following relationship formula: 31.0＜V2-V3＜38.0.When aforementioned photography is satisfied following relationship formula :-3.5＜R3/R4＜-0.5 with the optical frames group, can help the correction of system's spherical aberration, and then promote image quality; Preferably, be to satisfy following relationship formula :-2.0＜R3/R4＜-1.0.Satisfy following relationship formula: 0.1＜Bf/TTL＜0.5 when aforementioned photography with the optical frames group, can guarantee that this photography has enough back focal length can place other member with the optical frames group; Preferably, be to satisfy following relationship formula: 0.15＜Bf/TTL＜0.35.
The aforementioned photography of the present invention is with in the optical frames group, preferably, the thing side surface of these first lens is a convex surface, at this moment, these first lens are that a thing side surface is convex surface and is the crescent lens of concave surface as side surface, and it helps enlarging this photography with the field angle of optical frames group and be unlikely to produce too much aberration; Preferably, the 3rd lens are crescent lens, and its thing side surface is convex surface and is concave surface as side surface, can help the astigmatism and the higher order aberratons of update the system.
The aforementioned photography of the present invention is with in the optical frames group, and preferably, the 3rd lens are plastic cement material, and the lens of plastic cement material not only help the making of non-spherical lens, more can effectively reduce production costs.
The aforementioned photography of the present invention is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and the focal length of these second lens is f2; Preferably, be to satisfy following relationship formula: 0.9＜f/f2＜1.8.When f/f2 satisfies the above-mentioned relation formula, the refracting power size configure of these second lens is balance comparatively, the effective optics total length of control system, and can avoid the excessive increase of high-order spherical aberration (High Order Spherical Aberration) simultaneously, with the image quality of elevator system; Preferably, be to satisfy following relationship formula: 1.0＜f/f2＜1.3.
The aforementioned photography of the present invention is with in the optical frames group, and the thing side surface radius-of-curvature of these first lens is R1, these first lens be R2 as the side surface radius-of-curvature; Preferably, be to satisfy following relationship formula: 0.0＜R2/R1＜0.3.When R2/R1 satisfies the above-mentioned relation formula, can help to enlarge the field angle of photography with the optical frames group, make it have the characteristic of Wide-angle concurrently.
The aforementioned photography of the present invention is with in the optical frames group, and the focal length of these second lens is f2, and the focal length of the 3rd lens is f3; Preferably, be to satisfy following relationship formula :-0.95＜f2/f3＜-0.30.When f2/f3 satisfies the above-mentioned relation formula, can make the refracting power of these second lens and the 3rd lens dispose comparatively balance, help the correction of aberration and the reduction of susceptibility.
The aforementioned photography of the present invention is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and these first lens and the spacing distance of these second lens on optical axis are T12; Preferably, be to satisfy following relationship formula: 0.5＜T12/f＜2.1.When T12/f satisfies the above-mentioned relation formula, can help reducing from the axle field rays and be incident in angle on the photo-sensitive cell, with the sensitization sensitivity of elevator system.
The aforementioned photography of the present invention is with in the optical frames group, and the thing side surface of these first lens to the distance of this sense electronics optical element on optical axis is TTL, and half of this sense electronics optical element effective pixel area diagonal angle line length is ImgH; Preferably, be to satisfy following relationship formula: TTL/ImgH＜4.1.When TTL/ImgH satisfies the above-mentioned relation formula, help keeping the miniaturization Design of this photography with the optical frames group.
On the other hand, the invention provides a kind of photography optical frames group, by the thing side to comprising in regular turn as side: first lens of the negative refracting power of a tool, its thing side surface are convex surface and are concave surface as side surface; Second lens of the positive refracting power of one tool, it is a convex surface as side surface, and the thing side surface of these second lens be aspheric surface as at least one surface in the side surface; And the 3rd lens of the negative refracting power of a tool, its thing side surface and be all aspheric surface as side surface; Wherein, this photography is provided with an aperture in addition with the optical frames group and a sense electronics optical element supplies the object imaging, this aperture is arranged between these first lens and the 3rd lens, this sense electronics optical element is arranged at the imaging surface place, this photography is three with the lens of tool refracting power in the optical frames group, whole photography is f with the focal length of optical frames group, the focal length of these second lens is f2, the focal length of the 3rd lens is f3, these first lens and the spacing distance of these second lens on optical axis are T12, satisfy following relationship formula: 0.5＜T12/f＜2.1;-0.95＜f2/f3＜-0.30.
Satisfy following relationship formula: 0.5＜T12/f＜2.1 when aforementioned photography with the optical frames group, can help reducing from the axle field rays and be incident in angle on the photo-sensitive cell, with the sensitization sensitivity of elevator system; Preferably, be to satisfy following relationship formula: 0.8＜T12/f＜1.8.Satisfy following relationship formula :-0.95＜f2/f3＜-0.30 when aforementioned photography with the optical frames group, can make the refracting power of these second lens and the 3rd lens dispose comparatively balance, help the correction of aberration and the reduction of susceptibility.
The aforementioned photography of the present invention is with in the optical frames group, preferably, the 3rd lens can be concave surface as side surface, its principal point that can make optical system helps shortening the optics total length of system further from imaging surface, to keep the miniaturization of camera lens; Preferably, the thing side surface of the 3rd lens can be convex surface, can help the astigmatism and the higher order aberratons of update the system; At this moment, the 3rd lens be as can being provided with at least one point of inflexion on the side surface, and it can more effectively be suppressed light from the axle visual field and be incident in angle on this sense electronics optical element, and the further aberration of modified off-axis visual field.
The aforementioned photography of the present invention is with in the optical frames group, and preferably, the 3rd lens can be plastic cement material, and the lens of plastic cement material not only help the making of non-spherical lens, more can effectively reduce production costs.
The aforementioned photography of the present invention is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and the focal length of these second lens is f2; Preferably, be to satisfy following relationship formula: 0.9＜f/f2＜1.8.When f/f2 satisfied the above-mentioned relation formula, the refracting power size configure of these second lens is balance comparatively, the effective optics total length of control system, and can avoid the excessive increase of high-order spherical aberration simultaneously, with the elevator system image quality; Preferably, be to satisfy following relationship formula: 1.0＜f/f2＜1.3.
The aforementioned photography of the present invention is with in the optical frames group, the 3rd lens be Bf as side surface to the distance of this sense electronics optical element on optical axis, the thing side surface of these first lens to the distance of this sense electronics optical element on optical axis is TTL; Preferably, be to satisfy following relationship formula: 0.1＜Bf/TTL＜0.5.When Bf/TTL satisfies the above-mentioned relation formula, can guarantee that this photography has enough back focal length can place other member with the optical frames group.
The aforementioned photography of the present invention is with in the optical frames group, and the abbe number of these second lens is V2, and the abbe number of the 3rd lens is V3; Preferably, be to satisfy following relationship formula: 31.0＜V2-V3＜38.0.When V2-V3 satisfies the above-mentioned relation formula, can help the correction of this photography with aberration in the optical frames group.
The aforementioned photography of the present invention is with in the optical frames group, and the thing side surface radius-of-curvature of these second lens is R3, these second lens be R4 as the side surface radius-of-curvature, preferably, be to satisfy following relationship formula :-2.0＜R3/R4＜-1.0.When R3/R4 satisfies the above-mentioned relation formula, can help the correction of system's spherical aberration, and then promote image quality.
The present invention's photography is with in the optical frames group, and the material of lens can be glass or plastic cement, if the material of lens is a glass, then can increase the degree of freedom of system's refracting power configuration, if the lens material is a plastic cement, then can effectively reduce production costs.In addition, aspheric surface can be set on minute surface, aspheric surface can be made into the shape beyond the sphere easily, obtain more controlled variable, in order to subduing aberration, and then the number that uses of reduction lens, the optics total length of the present invention's photography therefore can effectively be reduced with the optical frames group.
The present invention's photography if lens surface is a convex surface, represents then that this lens surface is a convex surface at paraxial place with in the optical frames group; If lens surface is a concave surface, represent that then this lens surface is a concave surface at paraxial place.
The present invention's photography will be described in detail by following specific embodiment conjunction with figs. with the optical frames group.First embodiment:
First embodiment of the invention sees also Figure 1A, and the aberration curve of first embodiment sees also Figure 1B.The photography of first embodiment mainly is made of three pieces of lens with the optical frames group, is extremely comprised in regular turn as side by the thing side:
The 3rd lens 130 of the negative refracting power of one tool, its thing side surface 131 is that convex surface and picture side surface 132 are concave surface, its material is a plastic cement, the thing side surface 131 of the 3rd lens 130 and be all aspheric surface as side surface 132, and the 3rd lens 130 be provided with at least one point of inflexion as side surface 132;
Wherein, this photography is provided with an aperture 100 in addition with the optical frames group and places between these first lens 110 and this second lens 120;
Other includes an infrared ray filtering optical filter (IR-filter) 140 and places looking like between a side surface 132 and the imaging surface 160 of the 3rd lens 130, and a cover glass (Cover-glass) 150 places between this infrared ray filtering optical filter 140 and this imaging surface 160; The material of this infrared ray filtering optical filter 140 and this cover glass 150 is a glass, and it does not influence the present invention and should photograph with the focal length of optical frames group.
The equation of above-mentioned aspheric curve is expressed as follows:
Wherein:
X: be the point of Y apart from optical axis on the aspheric surface, itself and the relative height that is tangential on the tangent plane on summit on the aspheric surface optical axis;
Y: the point on the aspheric curve and the distance of optical axis;
K: conical surface coefficient;
Ai: i rank asphericity coefficient.
First embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and its relational expression is: f=1.14 (millimeter).
First embodiment photography is with in the optical frames group, and whole photography is Fno with the f-number (f-number) of optical frames group, and its relational expression is: Fno=2.43.
First embodiment photography is with in the optical frames group, and whole photography is HFOV with half of maximum visual angle in the optical frames group, and its relational expression is: HFOV=57.2 (degree).
First embodiment photography is with in the optical frames group, and the abbe number of these second lens 120 is V2, and the abbe number of the 3rd lens 130 is V3, and its relational expression is: V2-V3=32.5.
First embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and these first lens 110 are T12 with the spacing distance of these second lens 120 on optical axis, and its relational expression is: T12/f=1.08.
First embodiment photography is with in the optical frames group, and the thing side surface radius-of-curvature of these first lens 110 is R1, these first lens 110 be R2 as the side surface radius-of-curvature, its relational expression is: R2/R1=0.26.
First embodiment photography is with in the optical frames group, and the thing side surface radius-of-curvature of these second lens 120 is R3, these second lens 120 be R4 as the side surface radius-of-curvature, its relational expression is: R3/R4=-1.45.
First embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and the focal length of these second lens 120 is f2, and its relational expression is: f/f2=1.11.
First embodiment photography is with in the optical frames group, and the focal length of these second lens 120 is f2, and the focal length of the 3rd lens 130 is f3, and its relational expression is: f2/f3=-0.46.
First embodiment photography is with in the optical frames group, this photography is provided with a sense electronics optical element in addition with the optical frames group and supplies the object imaging at these imaging surface 160 places, the 3rd lens 130 be Bf as side surface 132 to the distance of this sense electronics optical element on optical axis, the thing side surface 111 of these first lens 110 is TTL to the distance of this sense electronics optical element on optical axis, and its relational expression is: Bf/TTL=0.28.
First embodiment photography is with in the optical frames group, the thing side surface 111 of these first lens 110 to the distance of this sense electronics optical element on optical axis is TTL, and half of this sense electronics optical element effective pixel area diagonal angle line length is ImgH, and its relational expression is: TTL/ImgH=3.48.
The detailed optical data of first embodiment is shown in Fig. 5 table one, and its aspherical surface data is shown in Fig. 6 table two, and wherein the unit of radius-of-curvature, thickness and focal length is mm, and HFOV is defined as half of maximum visual angle.
Second embodiment:
Second embodiment of the invention sees also Fig. 2 A, and the aberration curve of second embodiment sees also Fig. 2 B.The photography of second embodiment mainly is made of three pieces of lens with the optical frames group, is extremely comprised in regular turn as side by the thing side:
The 3rd lens 230 of the negative refracting power of one tool, its thing side surface 231 is that convex surface and picture side surface 232 are concave surface, its material is a plastic cement, the thing side surface 231 of the 3rd lens 230 and be all aspheric surface as side surface 232, and the 3rd lens 230 be provided with at least one point of inflexion as side surface 232;
Wherein, this photography is provided with an aperture 200 in addition with the optical frames group and places between these first lens 210 and this second lens 220;
Other includes an infrared ray filtering optical filter 240 and places looking like between a side surface 232 and the imaging surface 260 of the 3rd lens 230, and a cover glass 250 places between this infrared ray filtering optical filter 240 and this imaging surface 260; The material of this infrared ray filtering optical filter 240 and this cover glass 250 is a glass, and it does not influence the present invention and should photograph with the focal length of optical frames group.
The equational expression of the second embodiment aspheric curve is as the pattern of first embodiment.
Second embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and its relational expression is: f=1.11 (millimeter).
Second embodiment photography is with in the optical frames group, and whole photography is Fno with the f-number of optical frames group, and its relational expression is: Fno=2.43.
Second embodiment photography is with in the optical frames group, and whole photography is HFOV with half of maximum visual angle in the optical frames group, and its relational expression is: HFOV=58.0 (degree).
Second embodiment photography is with in the optical frames group, and the abbe number of these second lens 220 is V2, and the abbe number of the 3rd lens 230 is V3, and its relational expression is: V2-V3=32.5.
Second embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and these first lens 210 are T12 with the spacing distance of these second lens 220 on optical axis, and its relational expression is: T12/f=1.23.
Second embodiment photography is with in the optical frames group, and the thing side surface radius-of-curvature of these first lens 210 is R1, these first lens 210 be R2 as the side surface radius-of-curvature, its relational expression is: R2/R1=0.25.
Second embodiment photography is with in the optical frames group, and the thing side surface radius-of-curvature of these second lens 220 is R3, these second lens 220 be R4 as the side surface radius-of-curvature, its relational expression is: R3/R4=-1.61.
Second embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and the focal length of these second lens 220 is f2, and its relational expression is: f/f2=1.09.
Second embodiment photography is with in the optical frames group, and the focal length of these second lens 220 is f2, and the focal length of the 3rd lens 230 is f3, and its relational expression is: f2/f3=-0.56.
Second embodiment photography is with in the optical frames group, this photography is provided with a sense electronics optical element in addition with the optical frames group and supplies the object imaging at these imaging surface 260 places, the 3rd lens 230 be Bf as side surface 232 to the distance of this sense electronics optical element on optical axis, the thing side surface 211 of these first lens 210 is TTL to the distance of this sense electronics optical element on optical axis, and its relational expression is: Bf/TTL=0.26.
Second embodiment photography is with in the optical frames group, the thing side surface 211 of these first lens 210 to the distance of this sense electronics optical element on optical axis is TTL, and half of this sense electronics optical element effective pixel area diagonal angle line length is ImgH, and its relational expression is: TTL/ImgH=3.68.
The detailed optical data of second embodiment is shown in Fig. 7 table three, and its aspherical surface data is shown in Fig. 8 table four, and wherein the unit of radius-of-curvature, thickness and focal length is mm, and HFOV is defined as half of maximum visual angle.
The 3rd embodiment:
Third embodiment of the invention sees also Fig. 3 A, and the aberration curve of the 3rd embodiment sees also Fig. 3 B.The photography of the 3rd embodiment mainly is made of three pieces of lens with the optical frames group, is extremely comprised in regular turn as side by the thing side:
First lens 310 of the negative refracting power of one tool, its thing side surface 311 be that convex surface and picture side surface 312 are concave surface, and its material is a plastic cement, the thing side surface 311 of these first lens 310 and be all aspheric surface as side surface 312;
Second lens 320 of the positive refracting power of one tool, its thing side surface 321 and be all convex surface as side surface 322, its material is a plastic cement, the thing side surface 321 of these second lens 320 and be all aspheric surface as side surface 322; And
The 3rd lens 330 of the negative refracting power of one tool, its thing side surface 331 and be all concave surface as side surface 332, its material is a plastic cement, the thing side surface 331 of the 3rd lens 330 and be all aspheric surface as side surface 332;
Wherein, this photography is provided with an aperture 300 in addition with the optical frames group and places between these first lens 310 and this second lens 320;
Other includes an infrared ray filtering optical filter 340 and places looking like between a side surface 332 and the imaging surface 360 of the 3rd lens 330, and a cover glass 350 places between this infrared ray filtering optical filter 340 and this imaging surface 360; The material of this infrared ray filtering optical filter 340 and this cover glass 350 is a glass, and it does not influence the present invention and should photograph with the focal length of optical frames group.
The equational expression of the 3rd embodiment aspheric curve is as the pattern of first embodiment.
The 3rd embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and its relational expression is: f=1.00 (millimeter).
The 3rd embodiment photography is with in the optical frames group, and whole photography is Fno with the f-number of optical frames group, and its relational expression is: Fno=2.80.
The 3rd embodiment photography is with in the optical frames group, and whole photography is HFOV with half of maximum visual angle in the optical frames group, and its relational expression is: HFOV=58.0 (degree).
The 3rd embodiment photography is with in the optical frames group, and the abbe number of these second lens 320 is V2, and the abbe number of the 3rd lens 330 is V3, and its relational expression is: V2-V3=32.5.
The 3rd embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and these first lens 310 are T12 with the spacing distance of these second lens 320 on optical axis, and its relational expression is: T12/f=1.80.
The 3rd embodiment photography is with in the optical frames group, and the thing side surface radius-of-curvature of these first lens 310 is R1, these first lens 310 be R2 as the side surface radius-of-curvature, its relational expression is: R2/R1=0.08.
The 3rd embodiment photography is with in the optical frames group, and the thing side surface radius-of-curvature of these second lens 320 is R3, these second lens 320 be R4 as the side surface radius-of-curvature, its relational expression is: R3/R4=-1.36.
The 3rd embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and the focal length of these second lens 320 is f2, and its relational expression is: f/f2=1.20.
The 3rd embodiment photography is with in the optical frames group, and the focal length of these second lens 320 is f2, and the focal length of the 3rd lens 330 is f3, and its relational expression is: f2/f3=-0.77.
The 3rd embodiment photography is with in the optical frames group, this photography is provided with a sense electronics optical element in addition with the optical frames group and supplies the object imaging at these imaging surface 360 places, the 3rd lens 330 be Bf as side surface 332 to the distance of this sense electronics optical element on optical axis, the thing side surface 311 of these first lens 310 is TTL to the distance of this sense electronics optical element on optical axis, and its relational expression is: Bf/TTL=0.21.
The 3rd embodiment photography is with in the optical frames group, the thing side surface 311 of these first lens 310 to the distance of this sense electronics optical element on optical axis is TTL, and half of this sense electronics optical element effective pixel area diagonal angle line length is ImgH, and its relational expression is: TTL/ImgH=3.92.
The detailed optical data of the 3rd embodiment is shown in Fig. 9 table five, and its aspherical surface data is shown in Figure 10 table six, and wherein the unit of radius-of-curvature, thickness and focal length is mm, and HFOV is defined as half of maximum visual angle.
The 4th embodiment:
Fourth embodiment of the invention sees also Fig. 4 A, and the aberration curve of the 4th embodiment sees also Fig. 4 B.The photography of the 4th embodiment mainly is made of three pieces of lens with the optical frames group, is extremely comprised in regular turn as side by the thing side:
The 3rd lens 430 of the negative refracting power of one tool, its thing side surface 431 and be all concave surface as side surface 432, its material is a plastic cement, the thing side surface 431 of the 3rd lens 430 and be all aspheric surface as side surface 432, and the 3rd lens 430 be provided with at least one point of inflexion as side surface 432;
Wherein, this photography is provided with an aperture 400 in addition with the optical frames group and places between these first lens 410 and this second lens 420;
Other includes an infrared ray filtering optical filter 440 and places looking like between a side surface 432 and the imaging surface 460 of the 3rd lens 430, and a cover glass 450 places between this infrared ray filtering optical filter 440 and this imaging surface 460; The material of this infrared ray filtering optical filter 440 and this cover glass 450 is a glass, and it does not influence the present invention and should photograph with the focal length of optical frames group.
The equational expression of the 4th embodiment aspheric curve is as the pattern of first embodiment.
The 4th embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and its relational expression is: f=1.21 (millimeter).
The 4th embodiment photography is with in the optical frames group, and whole photography is Fno with the f-number of optical frames group, and its relational expression is: Fno=2.80.
The 4th embodiment photography is with in the optical frames group, and whole photography is HFOV with half of maximum visual angle in the optical frames group, and its relational expression is: HFOV=49.8 (degree).
The 4th embodiment photography is with in the optical frames group, and the abbe number of these second lens 420 is V2, and the abbe number of the 3rd lens 430 is V3, and its relational expression is: V2-V3=26.6.
The 4th embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and these first lens 410 are T12 with the spacing distance of these second lens 420 on optical axis, and its relational expression is: T12/f=1.47.
The 4th embodiment photography is with in the optical frames group, and the thing side surface radius-of-curvature of these first lens 410 is R1, these first lens 410 be R2 as the side surface radius-of-curvature, its relational expression is: R2/R1=0.07.
The 4th embodiment photography is with in the optical frames group, and the thing side surface radius-of-curvature of these second lens 420 is R3, these second lens 420 be R4 as the side surface radius-of-curvature, its relational expression is: R3/R4=-1.85.
The 4th embodiment photography is with in the optical frames group, and whole photography is f with the focal length of optical frames group, and the focal length of these second lens 420 is f2, and its relational expression is: f/f2=1.36.
The 4th embodiment photography is with in the optical frames group, and the focal length of these second lens 420 is f2, and the focal length of the 3rd lens 430 is f3, and its relational expression is: f2/f3=-0.75.
The 4th embodiment photography is with in the optical frames group, this photography is provided with a sense electronics optical element in addition with the optical frames group and supplies the object imaging at these imaging surface 460 places, the 3rd lens 430 be Bf as side surface 432 to the distance of this sense electronics optical element on optical axis, the thing side surface 411 of these first lens 410 is TTL to the distance of this sense electronics optical element on optical axis, and its relational expression is: Bf/TTL=0.20.
The 4th embodiment photography is with in the optical frames group, the thing side surface 411 of these first lens 410 to the distance of this sense electronics optical element on optical axis is TTL, and half of this sense electronics optical element effective pixel area diagonal angle line length is ImgH, and its relational expression is: TTL/ImgH=3.94.
The detailed optical data of the 4th embodiment is shown in Figure 11 table seven, and its aspherical surface data is shown in Figure 12 table eight, and wherein the unit of radius-of-curvature, thickness and focal length is mm, and HFOV is defined as half of maximum visual angle.
Table one to table eight (corresponding diagram 5 is to Figure 12 respectively) is depicted as the different numerical value change tables of the present invention's photography with optical frames group embodiment; the all true gained of testing of numerical value change of right each embodiment of the present invention; even use different numerical value; the product of same structure must belong to protection category of the present invention; so above explanation is described and graphic only as exemplary, non-in order to limit patent protection scope of the present invention.Table nine (corresponding Figure 13) is the numerical data of the corresponding correlationship formula of the present invention of each embodiment.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (21)
1. a photography optical frames group is characterized in that, described photography is extremely comprised as side by the thing side in regular turn with the optical frames group:
First lens of the negative refracting power of one tool, it is a concave surface as side surface;
Second lens of the positive refracting power of one tool, its thing side surface and be all convex surface as side surface; And
The 3rd lens of the negative refracting power of one tool, it is a concave surface as side surface, and the thing side surface of described the 3rd lens and be all aspheric surface as side surface;
Wherein, described photography is provided with an aperture in addition with the optical frames group and a sense electronics optical element supplies the object imaging, described aperture is arranged between described first lens and described second lens, described sense electronics optical element is arranged at the imaging surface place, and described photography is three with the lens of tool refracting power in the optical frames group.The abbe number of described second lens is V2, the abbe number of described the 3rd lens is V3, the thing side surface radius-of-curvature of described second lens is R3, described second lens be R4 as the side surface radius-of-curvature, described the 3rd lens as side surface to the distance of described sense electronics optical element on optical axis be Bf, the thing side surface of described first lens to the distance of described sense electronics optical element on optical axis is TTL, satisfies the following relationship formula:
25.0＜V2-V3＜45.0；
-3.5＜R3/R4＜-0.5；
0.1＜Bf/TTL＜0.5。
2. photography optical frames group as claimed in claim 1 is characterized in that the thing side surface of described first lens is a convex surface, and the material of described the 3rd lens is a plastic cement.
3. photography optical frames group as claimed in claim 2 is characterized in that, whole photography is f with the focal length of optical frames group, and the focal length of described second lens is f2, satisfies the following relationship formula:
0.9＜f/f2＜1.8。
4. photography optical frames group as claimed in claim 3 is characterized in that, whole photography is f with the focal length of optical frames group, and the focal length of described second lens is f2, satisfies the following relationship formula:
1.0＜f/f2＜1.3。
5. photography optical frames group as claimed in claim 3 is characterized in that the abbe number of described second lens is V2, and the abbe number of described the 3rd lens is V3, satisfies the following relationship formula:
31.0＜V2-V3＜38.0。
6. photography optical frames group as claimed in claim 3, it is characterized in that, described the 3rd lens as side surface to the distance of described sense electronics optical element on optical axis be Bf, the thing side surface of described first lens to the distance of described sense electronics optical element on optical axis is TTL, satisfies the following relationship formula:
0.15＜Bf/TTL＜0.35。
7. photography optical frames group as claimed in claim 3 is characterized in that, the thing side surface radius-of-curvature of described first lens is R1, described first lens be R2 as the side surface radius-of-curvature, satisfy the following relationship formula:
0.0＜R2/R1＜0.3。
8. photography optical frames group as claimed in claim 3 is characterized in that the thing side surface of described the 3rd lens is a convex surface.
9. photography optical frames group as claimed in claim 8 is characterized in that the focal length of described second lens is f2, and the focal length of described the 3rd lens is f3, satisfies the following relationship formula:
-0.95＜f2/f3＜-0.30。
10. photography optical frames group as claimed in claim 1 is characterized in that, whole photography is f with the focal length of optical frames group, and described first lens and the spacing distance of described second lens on optical axis are T12, satisfy the following relationship formula:
0.5＜T12/f＜2.1。
11. photography as claimed in claim 10 optical frames group is characterized in that, the thing side surface radius-of-curvature of described second lens is R3, described second lens be R4 as the side surface radius-of-curvature, satisfy the following relationship formula:
-2.0＜R3/R4＜-1.0。
12. photography as claimed in claim 1 optical frames group, it is characterized in that, the thing side surface of described first lens to the distance of described sense electronics optical element on optical axis is TTL, and half of described sense electronics optical element effective pixel area diagonal angle line length is ImgH, satisfies the following relationship formula:
TTL/ImgH＜4.1。
13. a photography optical frames group is characterized in that, described photography is extremely comprised as side by the thing side in regular turn with the optical frames group:
First lens of the negative refracting power of one tool, its thing side surface are convex surface and are concave surface as side surface;
Second lens of the positive refracting power of one tool, it is a convex surface as side surface, and the thing side surface of described second lens be aspheric surface as at least one surface in the side surface; And
The 3rd lens of the negative refracting power of one tool, its thing side surface and be all aspheric surface as side surface;
Wherein, described photography is provided with an aperture in addition with the optical frames group and a sense electronics optical element supplies the object imaging, described aperture is arranged between described first lens and described the 3rd lens, described sense electronics optical element is arranged at the imaging surface place, and described photography is three with the lens of tool refracting power in the optical frames group, whole photography is f with the focal length of optical frames group, the focal length of described second lens is f2, the focal length of described the 3rd lens is f3, described first lens and the spacing distance of described second lens on optical axis are T12, satisfy the following relationship formula:
0.5＜T12/f＜2.1；
-0.95＜f2/f3＜-0.30。
14. photography as claimed in claim 13 optical frames group is characterized in that, described the 3rd lens be concave surface as side surface, the material of described the 3rd lens is a plastic cement.
15. photography as claimed in claim 14 optical frames group is characterized in that, whole photography is f with the focal length of optical frames group, and the focal length of described second lens is f2, satisfies the following relationship formula:
0.9＜f/f2＜1.8。
16. photography as claimed in claim 15 optical frames group is characterized in that, whole photography is f with the focal length of optical frames group, and described first lens and the spacing distance of described second lens on optical axis are T12, satisfy the following relationship formula:
0.8＜T12/f＜1.8。
17. photography as claimed in claim 13 optical frames group is characterized in that, whole photography is f with the focal length of optical frames group, and the focal length of described second lens is f2, satisfies the following relationship formula:
1.0＜f/f2＜1.3。
18. photography as claimed in claim 13 optical frames group, it is characterized in that, the thing side surface of described first lens to the distance of described sense electronics optical element on optical axis is TTL, described the 3rd lens as side surface to the distance of described sense electronics optical element on optical axis be Bf, satisfy the following relationship formula:
0.1＜Bf/TTL＜0.5。
19. photography as claimed in claim 18 optical frames group is characterized in that, the abbe number of described second lens is V2, and the abbe number of described the 3rd lens is V3, satisfies the following relationship formula:
31.0＜V2-V3＜38.0。
20. photography as claimed in claim 13 optical frames group is characterized in that, the thing side surface of described the 3rd lens is a convex surface, described the 3rd lens be provided with at least one point of inflexion as side surface.
21. photography as claimed in claim 20 optical frames group is characterized in that, the thing side surface radius-of-curvature of described second lens is R3, described second lens be R4 as the side surface radius-of-curvature, satisfy the following relationship formula:
-2.0＜R3/R4＜-1.0。
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103105663A (en) * | 2011-11-11 | 2013-05-15 | 大立光电股份有限公司 | Imaging system |
| TWI485426B (en) * | 2013-05-03 | 2015-05-21 | Sintai Optical Shenzhen Co Ltd | Miniaturized lens assembly |
| CN110187477A (en) * | 2019-07-08 | 2019-08-30 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN111077661A (en) * | 2018-10-18 | 2020-04-28 | 南昌欧菲生物识别技术有限公司 | Wide-angle lens, camera module and electronic device |
| CN110187477B (en) * | 2019-07-08 | 2024-04-26 | 浙江舜宇光学有限公司 | Optical imaging lens |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11237545A (en) * | 1998-02-24 | 1999-08-31 | Minolta Co Ltd | Reading lens |
| US6028713A (en) * | 1997-04-30 | 2000-02-22 | Fuji Photo Optical Co., Ltd. | Compact lens |
| US20040263997A1 (en) * | 2003-06-30 | 2004-12-30 | Takayuki Noda | Small lightweight zoom lens |
| JP2005077693A (en) * | 2003-08-29 | 2005-03-24 | Kyocera Corp | Variable magnification imaging lens |
| JP2006003547A (en) * | 2004-06-16 | 2006-01-05 | Olympus Corp | Variable power optical system and electronic equipment using the same |
| US20070058266A1 (en) * | 2005-09-12 | 2007-03-15 | Yuko Kobayashi | Zoom optical system and imaging system using the same |
| CN101008702A (en) * | 2006-01-24 | 2007-08-01 | 亚洲光学股份有限公司 | Image pickup optical system |
| JP2009003105A (en) * | 2007-06-20 | 2009-01-08 | Sony Corp | Finder optical system and imaging apparatus |
| CN101427172A (en) * | 2007-04-05 | 2009-05-06 | 里程碑株式会社 | Imaging lens |
| CN201273960Y (en) * | 2007-12-18 | 2009-07-15 | 富士能株式会社 | Image taking lens and image taking apparatus |
| CN201298100Y (en) * | 2007-10-16 | 2009-08-26 | 富士能株式会社 | Image pickup lens and image pickup device |
-
2010
- 2010-04-21 CN CN 201010166889 patent/CN102236151B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6028713A (en) * | 1997-04-30 | 2000-02-22 | Fuji Photo Optical Co., Ltd. | Compact lens |
| JPH11237545A (en) * | 1998-02-24 | 1999-08-31 | Minolta Co Ltd | Reading lens |
| US20040263997A1 (en) * | 2003-06-30 | 2004-12-30 | Takayuki Noda | Small lightweight zoom lens |
| JP2005077693A (en) * | 2003-08-29 | 2005-03-24 | Kyocera Corp | Variable magnification imaging lens |
| JP2006003547A (en) * | 2004-06-16 | 2006-01-05 | Olympus Corp | Variable power optical system and electronic equipment using the same |
| US20070058266A1 (en) * | 2005-09-12 | 2007-03-15 | Yuko Kobayashi | Zoom optical system and imaging system using the same |
| CN101008702A (en) * | 2006-01-24 | 2007-08-01 | 亚洲光学股份有限公司 | Image pickup optical system |
| CN101427172A (en) * | 2007-04-05 | 2009-05-06 | 里程碑株式会社 | Imaging lens |
| JP2009003105A (en) * | 2007-06-20 | 2009-01-08 | Sony Corp | Finder optical system and imaging apparatus |
| CN201298100Y (en) * | 2007-10-16 | 2009-08-26 | 富士能株式会社 | Image pickup lens and image pickup device |
| CN201273960Y (en) * | 2007-12-18 | 2009-07-15 | 富士能株式会社 | Image taking lens and image taking apparatus |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103105663A (en) * | 2011-11-11 | 2013-05-15 | 大立光电股份有限公司 | Imaging system |
| CN103105663B (en) * | 2011-11-11 | 2014-12-24 | 大立光电股份有限公司 | Imaging system |
| TWI485426B (en) * | 2013-05-03 | 2015-05-21 | Sintai Optical Shenzhen Co Ltd | Miniaturized lens assembly |
| CN111077661A (en) * | 2018-10-18 | 2020-04-28 | 南昌欧菲生物识别技术有限公司 | Wide-angle lens, camera module and electronic device |
| CN110187477A (en) * | 2019-07-08 | 2019-08-30 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN110187477B (en) * | 2019-07-08 | 2024-04-26 | 浙江舜宇光学有限公司 | Optical imaging lens |
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