CN208092313U - A kind of big image planes tight shot of superstar lighting level high definition - Google Patents
A kind of big image planes tight shot of superstar lighting level high definition Download PDFInfo
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- CN208092313U CN208092313U CN201820533391.7U CN201820533391U CN208092313U CN 208092313 U CN208092313 U CN 208092313U CN 201820533391 U CN201820533391 U CN 201820533391U CN 208092313 U CN208092313 U CN 208092313U
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Abstract
The utility model provides a kind of big image planes tight shot of superstar lighting level high definition, include the 8th lens of the first lens of the convex-concave negative power being arranged in order from object space to image space along optical axis, the second lens of concave-convex negative power, the concave-convex the third lens of positive light coke, the 4th lens of biconvex positive light coke, the 5th lens of biconvex positive light coke, the 6th lens of concave-concave negative power, the 7th lens of biconvex positive light coke, concave-convex negative power, the 9th lens of biconvex positive light coke and the tenth lens of convex-concave positive light coke.The utility model uses the lens of 10 pieces of specific settings, pass through Creative Design lens parameter, has the characteristics that super large thang-kng amount, it is particularly suitable for the monitoring demand of complex condition, and reach and go bail for camera lens under the premise of F1.0 big thang-kngs, image quality is promoted, supports 110 ° of field angle wide-angle, meanwhile using can ensure resolving power, meet imaging requirements under -40~70 DEG C of environment.
Description
Technical field
The utility model is related to lens technology field more particularly to a kind of big image planes tight shots of superstar lighting level high definition.
Background technology
It is higher and higher to monitoring environment and picture requirement with becoming increasingly popular for safety monitoring facility, higher pixel is needed,
The monitored picture of bigger thang-kng amount.Imaging sensor producer has been proposed 1/1.8 at present " big image planes low-light (level) image sensing
Device possesses preferably by light ability.However, camera lens that at present on the market can be matching is almost without therefore developing corresponding
The 1/1.8 of ultra-low illumination F1.0 " camera lens just seems necessary.
Invention content
The utility model provides a kind of big image planes tight shot of superstar lighting level high definition, overcome it is existing in the prior art not
Foot, and more matched with big image planes low-light (level) imaging sensor.
In order to solve the above-mentioned technical problem, technical solution adopted in the utility model is：
A kind of big image planes tight shot of superstar lighting level high definition, include along optical axis be arranged in order from object space to image space first thoroughly
Mirror, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens, the 8th lens, the 9th lens and
Tenth lens, first lens are convex-concave negative-power lenses, and second lens are concave-convex negative-power lenses, described the
Three lens are concave-convex positive power lens, and the 4th lens are biconvex positive power lens, the 5th lens be biconvex just
Power lenses, the 6th lens are concave-concave negative-power lenses, and the 7th lens are biconvex positive power lens, described
8th lens are concave-convex negative-power lenses, and the 9th lens are biconvex positive power lens, and the tenth lens are convex-concave
Positive power lens.
Further, first lens to the tenth lens meet following condition：
Wherein, f1 to f10 has respectively represented the first lens to the focal length of lens of the tenth lens in order；N1 to n10 is according to suitable
Sequence has respectively represented the first lens to the refractive index of the tenth lens；R1, R3, R5, R7, R9, R11, R13, R15, R17, R19 are according to suitable
Sequence has respectively represented radius of curvature of first lens to the 11st lens towards object space side centre of surface, R2, R4, R6, R8,
R10, R12, R14, R16, R18, R20 have respectively represented the first lens to the 11st lens towards in one side surface of image space in order
The radius of curvature of the heart, it is negative that "-", which represents direction,.
Preferably, the 5th lens and the 6th lens gluing form the first balsaming lens.
Preferably, the 7th lens and the 8th lens gluing form the second balsaming lens.
Preferably, it is provided with diaphragm between the 4th lens and the 5th lens.
Preferably, first lens are all spherical mirror to the tenth lens.
Preferably, first lens are all glass spherical mirror to the tenth lens.
The utility model provides a kind of big image planes tight shot of superstar lighting level high definition, including along optical axis from object space to image space according to
First lens of secondary arrangement, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens, the 8th are thoroughly
Mirror, the 9th lens and the tenth lens, it is characterised in that：First lens are convex-concave negative-power lenses, second lens
It is concave-convex negative-power lenses, the third lens are concave-convex positive power lens, and the 4th lens are biconvex positive light cokes
Lens, the 5th lens are biconvex positive power lens, and the 6th lens are concave-concave negative-power lenses, and the described 7th thoroughly
Mirror is biconvex positive power lens, and the 8th lens are concave-convex negative-power lenses, and the 9th lens are the positive light focuss of biconvex
Lens are spent, the tenth lens are convex-concave positive power lens.The utility model uses the lens of 10 pieces of specific settings, passes through wound
The property made designs lens parameter, has the characteristics that super large thang-kng amount, is particularly suitable for the monitoring demand of complex condition, and reaches
Camera lens go bail under the premise of F1.0 big thang-kngs, promotes image quality, supports 110 ° of field angle wide-angle, meanwhile, at -40~70 DEG C
Using can ensure resolving power, meet imaging requirements under environment.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the big image planes tight shot of superstar lighting level high definition of the utility model.
Specific implementation mode
Below in conjunction with the accompanying drawings, the embodiment of the utility model is specifically illustrated, attached drawing is only for reference and illustrates to use, not structure
The limitation of pairs of the utility model patent protection domain.
As shown in Figure 1, a kind of big image planes tight shot of superstar lighting level high definition, including arranged successively from object space to image space along optical axis
First lens 1 of row, the second lens 2, the third lens 3, the 4th lens 4, the 5th lens 5, the 6th lens 6, the 7th lens 7, the
Eight lens 8, the 9th lens 9 and the tenth lens 10, first lens 1 are convex-concave negative-power lenses, and second lens 2 are
Concave-convex negative-power lenses, saturating 3 mirror of third are concave-convex positive power lens, and the 4th lens 4 are biconvex positive light coke
Lens, the 5th lens 5 be biconvex positive power lens, the 6th lens 6 be concave-concave negative-power lenses, the described 7th
Lens 7 are biconvex positive power lens, and the 8th lens 8 are concave-convex negative-power lenses, the 9th lens 9 be biconvex just
Power lenses, the tenth lens 10 are convex-concave positive power lens.
As further improvement of this embodiment, first lens to the tenth lens meet following condition：
| F1=-12~-9 | N1=1.6~1.7 | R1=50~100 | R2=6~9.5 |
| F2=-15~-9 | N2=1.9~2.1 | R3=-20~-7 | R4=-120~-70 |
| F3=20~32 | N3=1.9~2.0 | R5=-25~-15 | R6=-20~-10 |
| F4=15~20 | N4=1.9~2.1 | R7=20~30 | R8=-60~-40 |
| F5=10~25 | N5=1.5~1.6 | R9=10~20 | R10=-40~-20 |
| F6=-25~-10 | N6=1.65~1.75 | R11=-40~-20 | R12=8~13 |
| F7=9~14 | N7=1.6~1.8 | R13=23~35 | R14=-15~-7 |
| F8=-16~-10 | N8=1.8~2.0 | R15=-12~-7 | R16=-22~-15 |
| F9=15~23 | N9=1.4~1.5 | R17=15~25 | R18=-15~-15 |
| F10=25~35 | N10=1.55~1.65 | R19=10~20 | R20=70~200 |
Wherein, f1 to f10 has respectively represented the first lens to the focal length of lens of the tenth lens in order, symbol before numerical value
"-" represents into the virtual image；N1 to n10 has respectively represented the first lens to the refractive index of the tenth lens in order；R1,R3,R5,
R7, R9, R11, R13, R15, R17, R19 have respectively represented the first lens to the 11st lens towards one side surface of object space in order
The radius of curvature at center, R2, R4, R6, R8, R10, R12, R14, R16, R18, R20 have respectively represented the first lens extremely in order
For 11st lens towards the radius of curvature of image space side centre of surface, it is negative that "-", which represents direction, before numerical value, that is, represents direction
(corresponding object side surface is concave surface, and corresponding image interface is then convex surface).
In the present embodiment, the 5th lens 5 and the first balsaming lens of glued formation of the 6th lens 6, at this point, R10=R11.
In the present embodiment, the 7th lens 7 and the second balsaming lens of glued formation of the 8th lens 8, at this point, R14=R15.
In the present embodiment, diaphragm 45 is provided between the 4th lens 4 and the 5th lens 5.
In the present embodiment, the first lens to the tenth lens are all spherical mirror.
In the present embodiment, the first lens to the tenth lens are all glass spherical mirror.
In the present embodiment, the optical physics parameter of the first lens to the tenth lens is as follows：
| Face serial number | Face type | R(mm) | D(mm) | nd |
| S1 | Spherical surface | 81 | 0.64 | 1.69 |
| S2 | Spherical surface | 6.6 | 4.12 | |
| S3 | Spherical surface | -8.5 | 0.66 | 2.0 |
| S4 | Spherical surface | -102 | 0.65 | |
| S5 | Spherical surface | -20.5 | 4.34 | 1.95 |
| S6 | Spherical surface | -11.2 | 0.13 | |
| S7 | Spherical surface | 29.8 | 2.77 | 2.05 |
| S8 | Spherical surface | -39.5 | 6.16 | |
| Diaphragm | Spherical surface | PL | 3.68 | |
| S9 | Spherical surface | 20 | 2.2 | 1.59 |
| S10&S11 | Spherical surface | -33.3 | 0.6 | 1.7 |
| S12 | Plane | 11.8 | 0.7 | |
| S13 | Spherical surface | 19 | 4.07 | 1.59 |
| S14&S15 | Spherical surface | -7.8 | 0.59 | 1.9 |
| S16 | Spherical surface | -18.8 | 0.1 | |
| S17 | Spherical surface | 16.85 | 3.81 | 1.44 |
| S18 | Spherical surface | -16.85 | 0.1 | |
| S19 | Spherical surface | 14.5 | 2.36 | 1.59 |
| S20 | Spherical surface | 53.5 | 7.07 |
Wherein, R is surface central radius size, and D is to correspond to optical surface to next optical surface in the distance on optical axis；
Nd corresponds to the refractive index of d light (wavelength 587nm).S1 and S2 is the object side surface and image interface of the first lens 1；S3 and S4 are
The object side surface and image interface of second lens 2；S5 and S6 is the object side surface and image interface of the third lens 3；S7 and S8 are
The object side surface and image interface of 4th lens 4, diaphragm represent optical flat where diaphragm；S9 is the object of the first balsaming lens
Square surface, S10&S11 are the cemented surface of the first balsaming lens, and S12 is the image interface of the first balsaming lens；S13 is the second glue
The object side surface of lens is closed, S14&S15 is the cemented surface of the second balsaming lens, and S16 is the image interface of the second balsaming lens；
S17 and S18 is the object side surface and image interface of the 9th lens 9；S19 and S20 is the object side surface and image space of the tenth lens 10
Surface.
According to the camera lens manufactured by the present embodiment, with following index：F1.0 maximum rings, 1/1.8 " image planes, focal length
6mm, maximum 110 degree of field angle and optics overall length are less than 46mm etc..
Above disclosed is only the preferred embodiment of the utility model, and the right of the utility model cannot be limited with this
Protection domain, therefore equivalent variations made according to the patent scope of the utility model still belong to the model that the utility model is covered
It encloses.
Claims (7)
1. a kind of big image planes tight shot of superstar lighting level high definition, include along optical axis be arranged in order from object space to image space first thoroughly
Mirror, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens, the 8th lens, the 9th lens and
Tenth lens, it is characterised in that：First lens are convex-concave negative-power lenses, and second lens are concave-convex negative power
Lens, the third lens are concave-convex positive power lens, and the 4th lens are biconvex positive power lens, and the described 5th thoroughly
Mirror is biconvex positive power lens, and the 6th lens are concave-concave negative-power lenses, and the 7th lens are the positive light focus of biconvex
Spend lens, the 8th lens are concave-convex negative-power lenses, and the 9th lens are biconvex positive power lens, the described tenth
Lens are convex-concave positive power lens.
2. the big image planes tight shot of a kind of superstar lighting level high definition according to claim 1, it is characterised in that described first thoroughly
Mirror to the tenth lens meet following condition：
Wherein, f1 to f10 has respectively represented the first lens to the focal length of lens of the tenth lens in order；N1 to n10 divides in order
The first lens are not represented to the refractive index of the tenth lens；R1, R3, R5, R7, R9, R11, R13, R15, R17, R19 divide in order
Do not represent radius of curvature of first lens to the 11st lens towards object space side centre of surface, R2, R4, R6, R8, R10,
R12, R14, R16, R18, R20 have respectively represented the first lens to the 11st lens towards image space side centre of surface in order
Radius of curvature, it is negative that "-", which represents direction,.
3. the big image planes tight shot of a kind of superstar lighting level high definition according to claim 1 or 2, it is characterised in that：Described
Five lens and the 6th lens gluing form the first balsaming lens.
4. the big image planes tight shot of a kind of superstar lighting level high definition according to claim 1 or 2, it is characterised in that：Described
Seven lens and the 8th lens gluing form the second balsaming lens.
5. the big image planes tight shot of a kind of superstar lighting level high definition according to claim 1, it is characterised in that：Described 4th thoroughly
It is provided with diaphragm between mirror and the 5th lens.
6. the big image planes tight shot of a kind of superstar lighting level high definition according to claim 1, it is characterised in that：Described first thoroughly
Mirror is all spherical mirror to the tenth lens.
7. the big image planes tight shot of a kind of superstar lighting level high definition according to claim 6, it is characterised in that：Described first thoroughly
Mirror is all glass spherical mirror to the tenth lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820533391.7U CN208092313U (en) | 2018-04-12 | 2018-04-12 | A kind of big image planes tight shot of superstar lighting level high definition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820533391.7U CN208092313U (en) | 2018-04-12 | 2018-04-12 | A kind of big image planes tight shot of superstar lighting level high definition |
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| Publication Number | Publication Date |
|---|---|
| CN208092313U true CN208092313U (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820533391.7U Active CN208092313U (en) | 2018-04-12 | 2018-04-12 | A kind of big image planes tight shot of superstar lighting level high definition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227155A (en) * | 2018-04-12 | 2018-06-29 | 东莞市宇瞳光学科技股份有限公司 | A kind of big image planes tight shot of superstar lighting level high definition |
| CN112946865A (en) * | 2019-12-11 | 2021-06-11 | 信泰光学(深圳)有限公司 | Wide-angle lens |
-
2018
- 2018-04-12 CN CN201820533391.7U patent/CN208092313U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227155A (en) * | 2018-04-12 | 2018-06-29 | 东莞市宇瞳光学科技股份有限公司 | A kind of big image planes tight shot of superstar lighting level high definition |
| CN108227155B (en) * | 2018-04-12 | 2023-09-22 | 东莞市宇瞳光学科技股份有限公司 | Super star light level high definition large image plane prime lens |
| CN112946865A (en) * | 2019-12-11 | 2021-06-11 | 信泰光学(深圳)有限公司 | Wide-angle lens |
| US11698512B2 (en) | 2019-12-11 | 2023-07-11 | Sintai Optical (Shenzhen) Co., Ltd. | Wide-angle lens assembly |
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