CN107272166A - Focal length is 12mm optical lens - Google Patents
Focal length is 12mm optical lens Download PDFInfo
- Publication number
- CN107272166A CN107272166A CN201710700811.6A CN201710700811A CN107272166A CN 107272166 A CN107272166 A CN 107272166A CN 201710700811 A CN201710700811 A CN 201710700811A CN 107272166 A CN107272166 A CN 107272166A
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- CN
- China
- Prior art keywords
- eyeglass
- group
- focal length
- astigmatism
- radius
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 20
- 201000009310 astigmatism Diseases 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- G02B13/24—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances
Abstract
The invention discloses the optical lens that a kind of focal length is 12mm, including the optically focused group, astigmatism group and image planes being from left to right arranged in order, the center line of optically focused group, astigmatism group and image planes is located along the same line, the distance of optically focused group and astigmatism group is 8.45mm, the distance of astigmatism group and image planes can adjust, and the focal length for the optical lens that focal length is 12mm is 12mm.By optically focused group and the collective effect of astigmatism group, first ambient can be converged, light is diffused by the effect of astigmatism group eyeglass, is ultimately applied in image planes.Thus, it is possible to which the focal length is applied into detection device for 12mm optical lens or taken pictures with camera, applicability is improved.
Description
Technical field
The invention belongs to a kind of light path, more particularly, to the optical lens that a kind of focal length is 12mm.
Background technology
With the development of science and technology, requirement of the people to various products is gradually diversified.In every detection device and phase
There is the light path for using different pixels requirement in machine, but the light path in detection device can not lead to mostly with magazine light path
With adding the production difficulty of optical mirror slip.
The content of the invention
It is an object of the invention to provide the optical lens that a kind of focal length is 12mm, it can solve the problem that in above mentioned problem at least
One.
According to an aspect of the invention, there is provided a kind of focal length is 12mm optical lens, including from left to right successively
Optically focused group, astigmatism group and the image planes of arrangement, the center line of optically focused group, astigmatism group and image planes are located along the same line, optically focused group with
The distance of astigmatism group is 8.45mm, and the distance of astigmatism group and image planes can adjust, and the focal length for the optical lens that focal length is 12mm is
12mm。
The beneficial effects of the invention are as follows：By optically focused group and the collective effect of astigmatism group, first ambient can be carried out
Light, is diffused, is ultimately applied in image planes by convergence by the effect of astigmatism group eyeglass.Thus, it is possible to by the focal length
Optical lens for 12mm applies to detection device or taken pictures with camera, improves applicability.
In some embodiments, optically focused group includes the first eyeglass, the second eyeglass, the 3rd mirror being from left to right arranged in order
Piece and the 4th eyeglass, the center line of each eyeglass on the same line, the first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th eyeglass
Center thickness be respectively 1.5mm, 4.09mm, 3.17mm and 0.88mm, the first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th
The distance between eyeglass adjacent mirror is followed successively by 2mm, 0.37mm and 1.07mm, the first eyeglass, the second eyeglass, the 3rd eyeglass and
The left side minute surface of four eyeglasses is raised to the left, and radius is respectively 34.61mm, 32.62mm, 13.48mm and 77.18mm, first
The right side minute surface of eyeglass, the 3rd eyeglass and the 4th eyeglass is raised to the left, radius be respectively 15.95mm, 17.71mm and
Raised on the right side of 6.47mm, the right side minute surface phase of the second eyeglass, radius is 63.69mm.Thus, each eyeglass of optically focused group cooperates,
The convergence effect of light can be realized.
In some embodiments, astigmatism group include it is left-to-right be arranged in order, and center line on the same line the 5th
Eyeglass, the 6th eyeglass and the 7th eyeglass, the center thickness of the 5th eyeglass, the 6th eyeglass and the 7th eyeglass be respectively 4.96mm,
The distance of 2.99mm and 2.46mm, the 5th eyeglass and the 4th eyeglass is 8.45mm, and the distance of the 5th eyeglass and the 6th eyeglass is
The distance of 1.48mm, the 6th eyeglass and the 7th eyeglass is 0.1mm, and the 5th eyeglass left and right sides minute surface protrudes to the left, radius
Respectively 12.32mm and 11.66mm, the 6th eyeglass left and right sides minute surface protrudes to the right, radius be respectively 30.01mm and
11.02mm, the left side minute surface of the 7th eyeglass protrudes to the left, and radius is 15.17mm, and the right side minute surface of the 7th eyeglass is convex to the right
Go out, radius is 123.07mm.Thus, each eyeglass of astigmatism group cooperates, and can realize that stepless action is in image planes after light diffusion
On.
The optical lens that focal length is 12mm is by the effect of each eyeglass, and each eyeglass keeps specific range and certain radius, warp
The light for crossing each eyeglass meets optical principle, can make it have and realize 2,000,000 pixels, meets the camera and detector of the pixel
Use requirement.
Brief description of the drawings
Fig. 1 is the light path principle schematic diagram that the focal length of the present invention is 12mm optical lens.
Embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
Reference picture 1：Focal length be 12mm optical lens, including be from left to right arranged in order optically focused group 1, the and of astigmatism group 2
Image planes 3, the center line of optically focused group 1, astigmatism group 2 and image planes 3 is located along the same line, and the distance of optically focused group 1 and astigmatism group 2 is
8.45mm, the distance of astigmatism group 2 and image planes 3 can adjust, and the focal length for the optical lens that focal length is 12mm is 12mm.Wherein, image planes 3
For a planar lens；Optically focused effect of the light Jing Guo optically focused group 1, ambient is converged；Then astigmatism group 2 is passed through again
Disperse function, stepless action is in image planes 3 after light is dissipated.
Optically focused group 1 includes the first eyeglass 11, the second eyeglass 12, the 3rd eyeglass 13 and the 4th mirror being from left to right arranged in order
Piece 14, the center line of each eyeglass on the same line, the first eyeglass 11, the second eyeglass 12, the 3rd eyeglass 13 and the 4th eyeglass 14
Center thickness be respectively 1.5mm, 4.09mm, 3.17mm and 0.88mm, the first eyeglass 11, the second eyeglass 12, the 3rd eyeglass 13
2mm, 0.37mm and 1.07mm, the first eyeglass 11, the second eyeglass 12, the 3rd eyeglass are followed successively by with the distance between the 4th eyeglass 14
13 and the 4th eyeglass 14 left side minute surface it is raised to the left, radius be respectively 34.61mm, 32.62mm, 13.48mm and
77.18mm, the right side minute surface of the first eyeglass 11, the 3rd eyeglass 13 and the 4th eyeglass 14 is raised to the left, and radius is respectively
Raised on the right side of 15.95mm, 17.71mm and 6.47mm, the right side minute surface phase of the second eyeglass 12, radius is 63.69mm.
Thus, the multiple convergence of light can be realized by multiple eyeglasses in optically focused group 1, light use requirement is met.
Astigmatism group 2 includes from left to right being arranged in order, and the 5th eyeglass 21, the 6th eyeglass of center line on the same line
22 and the 7th eyeglass 23, the center thickness of the 5th eyeglass 21, the 6th eyeglass 22 and the 7th eyeglass 23 is respectively 4.96mm, 2.99mm
And 2.46mm, the distance of the 5th eyeglass 21 and the 4th eyeglass 14 is 8.45mm, and the distance of the 5th eyeglass 21 and the 6th eyeglass 22 is
The distance of 1.48mm, the 6th eyeglass 22 and the 7th eyeglass 23 is 0.1mm, and the left and right sides minute surface of the 5th eyeglass 21 is convex to the left
Go out, radius is respectively 12.32mm and 11.66mm, the left and right sides minute surface of the 6th eyeglass 22 protrudes to the right, and radius is respectively
30.01mm and 11.02mm, the left side minute surface of the 7th eyeglass 23 protrudes to the left, and radius is 15.17mm, the right side of the 7th eyeglass 23
Side mirror protrudes towards right side, and radius is 123.07mm.
Thus, the astigmatism group 2 after the optically focused of optically focused group 1 is dissipated light, and uniform light is diffused into image planes 3
On.So as to so that the focal length can reach 2,000,000 pixel requests for 12mm optical lens, meet photograph or relevant device inspection
Survey is used.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (3)
1. focal length is 12mm optical lens, it is characterised in that including optically focused group (1), the astigmatism group being from left to right arranged in order
(2) and image planes (3), the center line of the optically focused group (1), astigmatism group (2) and image planes (3) is located along the same line, the optically focused
The distance of group (1) and astigmatism group (2) is 8.45mm, and the astigmatism group (2) and the distance of image planes (3) can adjust, and its focal length is
12mm。
2. focal length according to claim 1 be 12mm optical lens, it is characterised in that the optically focused group (1) include from
Left-to-right the first eyeglass (11) being arranged in order, the second eyeglass (12), the 3rd eyeglass (13) and the 4th eyeglass (14), each eyeglass
Center line on the same line, first eyeglass (11), the second eyeglass (12), the 3rd eyeglass (13) and the 4th eyeglass (14)
Center thickness is respectively 1.5mm, 4.09mm, 3.17mm and 0.88mm, first eyeglass (11), the second eyeglass (12), the 3rd
The distance between eyeglass (13) and the 4th eyeglass (14) adjacent mirror are followed successively by 2mm, 0.37mm and 1.07mm, first eyeglass
(11), the left side minute surface of the second eyeglass (12), the 3rd eyeglass (13) and the 4th eyeglass (14) is raised to the left, and radius is respectively
34.61mm, 32.62mm, 13.48mm and 77.18mm, first eyeglass (11), the 3rd eyeglass (13) and the 4th eyeglass (14)
Right side minute surface it is raised to the left, radius is respectively 15.95mm, 17.71mm and 6.47mm, the right side of second eyeglass (12)
Raised on the right side of the phase of side mirror face, radius is 63.69mm.
3. focal length according to claim 2 be 12mm optical lens, it is characterised in that the astigmatism group (2) include from
It is left-to-right to be arranged in order, and the 5th eyeglass (21), the 6th eyeglass (22) and the 7th eyeglass (23) of center line on the same line,
The center thickness of 5th eyeglass (21), the 6th eyeglass (22) and the 7th eyeglass (23) be respectively 4.96mm, 2.99mm and
The distance of 2.46mm, the 5th eyeglass (21) and the 4th eyeglass (14) is 8.45mm, the 5th eyeglass (21) and the 6th mirror
The distance of piece (22) is 1.48mm, and the distance of the 6th eyeglass (22) and the 7th eyeglass (23) is 0.1mm, the 5th eyeglass
(21) left and right sides minute surface protrudes to the left, and radius is respectively 12.32mm and 11.66mm, the 6th eyeglass (22) left and right
Both sides minute surface protrudes to the right, and radius is respectively 30.01mm and 11.02mm, the left side minute surface of the 7th eyeglass (23) to
Left side is protruded, and radius is 15.17mm, and the right side minute surface of the 7th eyeglass (23) protrudes to the right, and radius is 123.07mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710700811.6A CN107272166A (en) | 2017-08-15 | 2017-08-15 | Focal length is 12mm optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710700811.6A CN107272166A (en) | 2017-08-15 | 2017-08-15 | Focal length is 12mm optical lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107272166A true CN107272166A (en) | 2017-10-20 |
Family
ID=60077340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710700811.6A Pending CN107272166A (en) | 2017-08-15 | 2017-08-15 | Focal length is 12mm optical lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107272166A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020191951A1 (en) * | 2019-03-26 | 2020-10-01 | 浙江舜宇光学有限公司 | Optical imaging lens |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204101798U (en) * | 2014-10-26 | 2015-01-14 | 向五峰 | The light channel structure of 1500000 pixel camera lenses |
| CN207067516U (en) * | 2017-08-15 | 2018-03-02 | 佛山市联仪光学有限公司 | Focal length is 12mm optical lens |
-
2017
- 2017-08-15 CN CN201710700811.6A patent/CN107272166A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204101798U (en) * | 2014-10-26 | 2015-01-14 | 向五峰 | The light channel structure of 1500000 pixel camera lenses |
| CN207067516U (en) * | 2017-08-15 | 2018-03-02 | 佛山市联仪光学有限公司 | Focal length is 12mm optical lens |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020191951A1 (en) * | 2019-03-26 | 2020-10-01 | 浙江舜宇光学有限公司 | Optical imaging lens |
| US11899281B2 (en) | 2019-03-26 | 2024-02-13 | Zhejiang Sunny Optics Co., Ltd. | Optical imaging lens |
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Application publication date: 20171020 |