CN207380320U - Focal length is the optical lens of 25mm - Google Patents
Focal length is the optical lens of 25mm Download PDFInfo
- Publication number
- CN207380320U CN207380320U CN201721046491.9U CN201721046491U CN207380320U CN 207380320 U CN207380320 U CN 207380320U CN 201721046491 U CN201721046491 U CN 201721046491U CN 207380320 U CN207380320 U CN 207380320U
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- China
- Prior art keywords
- eyeglass
- group
- convex lens
- radius
- right sides
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Abstract
The utility model discloses the optical lens that a kind of focal length is 25mm, including being from left to right arranged in order, and optically focused group, convex lens, diverging group and the image planes of center line on the same line, ambient is acted on after passing sequentially through the optically focused group, convex lens and diverging group in image planes, optically focused group is 12.88mm with the distance of convex lens on centerline, and convex lens is 17.46mm with the distance of diverging group on centerline.By the condenser effect of optically focused group, then the further convergence by convex lens, finally light is dissipated via diverging group so that final light can be uniformly applied in image planes, meet light and pixel request；Meanwhile the optical lens that the focal length is 25mm can be caused to apply to detection device or take pictures with light requirement on camera, is met, improve applicability.
Description
Technical field
The utility model belongs to a kind of light path, more particularly, to the optical lens that a kind of focal length is 25mm.
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 cannot lead to mostly with magazine light path
With adding the production difficulty of optical mirror slip.
Utility model content
It is the optical lens of 25mm the purpose of this utility model is to provide a kind of focal length, in can solving the above problems
It is at least one.
One side according to the present utility model provides the optical lens that a kind of focal length is 25mm, including from left to right
It is arranged in order, and optically focused group, convex lens, diverging group and the image planes of center line on the same line, ambient pass sequentially through institute
It is acted on after stating optically focused group, convex lens and diverging group in image planes, distance of the optically focused group with convex lens on centerline is
12.88mm, convex lens are 17.46mm with the distance of diverging group on centerline.
The beneficial effects of the utility model are：By the condenser effect of optically focused group, then the further convergence by convex lens,
Finally light is dissipated via diverging group so that final light can be uniformly applied in image planes, meet light and picture
Element requirement；Meanwhile the optical lens that the focal length is 25mm can be caused to apply to detection device or take pictures on camera, meet light
Line requirement improves applicability.
In some embodiments, optically focused group includes being arranged from left to right the first eyeglass and the second eyeglass, the first eyeglass
Center thickness with the second eyeglass is respectively 2.92mm and 1.5mm, and distance of first eyeglass with the second eyeglass on centerline is
6.05mm, the left and right sides minute surface of the first eyeglass is raised to the left, and radius is respectively 28.53mm and 18.41mm, the second eyeglass
For concavees lens, left and right sides radius is respectively 115.75mm and 27.76mm.Extraneous incident ray can pass sequentially through as a result,
First eyeglass and the second eyeglass, complete the convergence to incident ray, then act on convex lens.
In some embodiments, the radius of the left and right sides minute surface of convex lens is respectively 43.18mm and 111.37mm, convex
The center thickness of lens is 8.16mm.Thus, it is possible to realize the further convergence of light.
In some embodiments, diverging group includes the 4th eyeglass, the 5th eyeglass, the 6th mirror that are from left to right arranged in order
Piece, the 7th eyeglass and the 8th eyeglass, the 4th eyeglass, the 5th eyeglass, the 6th eyeglass, the center thickness of the 7th eyeglass and the 8th eyeglass
Respectively 3.05mm, 4.17mm, 5.38mm, 2.39mm and 3.1mm, the 4th eyeglass, the 5th eyeglass, the 6th eyeglass, the 7th eyeglass
1.07mm, 4.1mm, 0.26mm and 0.2mm are followed successively by with the distance of the 8th eyeglass adjacent mirror on centerline, the 4th eyeglass
Left and right sides minute surface is raised to the left, and radius is respectively 27.16mm and 137.76mm, and the left and right sides minute surface of the 5th eyeglass is equal
Raised to the left, radius is respectively 19.97mm and 13.88mm, and the left and right sides minute surface of the 6th eyeglass is raised to the right, radius
Respectively 16.46mm and 18.54mm, the left and right sides minute surface of the 7th eyeglass is raised to the right, radius be respectively 94.68mm and
32.43mm, the 8th eyeglass are convex lens, and the minute surface radius of the left and right sides is 82.38mm.Thus, it is possible to by light by each
The multiple disperse function of eyeglass, finally uniformly acts in image planes.
In some embodiments, focal length is the optical lens of 25mm, which is characterized in that its pixel is 10,000,000.As a result,
Corresponding pixel request can be met.
Description of the drawings
Fig. 1 is the light path principle schematic diagram that the focal length of the utility model is the optical lens of 25mm.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
With reference to Fig. 1：Focal length is the optical lens of 25mm, and including being from left to right arranged in order, and center line is in same straight line
On optically focused group 1, convex lens 2, diverging group 3 and image planes 4, after ambient passes sequentially through optically focused group 1, convex lens 2 and diverging group 3
It acts in image planes 4, optically focused group 1 is 12.88mm with the distance of convex lens 2 on centerline, and convex lens 2 is with diverging group 3 in
Distance on heart line is 17.46mm.Wherein, the adjustable focal length of the light channel structure is 25mm, thus, it is possible to adjust optically focused group 1, convex
Lens 2 and the distance between 3 three of diverging group and image planes 4 convenient for the detection or shooting of different distance article, improve applicability.
As shown in Figure 1, dotted line upward arrow direction is light direction of transfer schematic diagram in figure.
Optically focused group 1 includes being arranged from left to right the first eyeglass 11 and the second eyeglass 12, the first eyeglass 11 and the second eyeglass
12 center thickness is respectively 2.92mm and 1.5mm, and distance of first eyeglass 11 with the second eyeglass 12 on centerline is
6.05mm, the left and right sides minute surface of the first eyeglass 11 is raised to the left, and radius is respectively 28.53mm and 18.41mm, the second mirror
Piece 12 is concavees lens, and left and right sides radius is respectively 115.75mm and 27.76mm.
Extraneous incident ray can be converged by the first eyeglass 11 and the second eyeglass 12 as a result, then be acted on convex
On lens 2.
The radius of the left and right sides minute surface of convex lens 2 is respectively 43.18mm and 111.37mm, the center thickness of convex lens 2
For 8.16mm.Equipped with convex lens 2, the further convergence of light can be realized.
Diverging group 3 includes the 4th eyeglass 31, the 5th eyeglass 32, the 6th eyeglass 33, the 7th mirror that are from left to right arranged in order
34 and the 8th eyeglass 35 of piece, in the 4th eyeglass 31, the 5th eyeglass 32, the 6th eyeglass 33, the 7th eyeglass 34 and the 8th eyeglass 35
Heart thickness is respectively 3.05mm, 4.17mm, 5.38mm, 2.39mm and 3.1mm, the 4th eyeglass 31, the 5th eyeglass 32, the 6th eyeglass
33rd, the 7th eyeglass 34 and the distance of 35 adjacent mirror of the 8th eyeglass on centerline be followed successively by 1.07mm, 4.1mm, 0.26mm and
0.2mm, the left and right sides minute surface of the 4th eyeglass 31 is raised to the left, and radius is respectively 27.16mm and 137.76mm, the 5th mirror
The left and right sides minute surface of piece 32 is raised to the left, and radius is respectively 19.97mm and 13.88mm, the left and right two of the 6th eyeglass 33
Side mirror face is raised to the right, and radius is respectively 16.46mm and 18.54mm, and the left and right sides minute surface of the 7th eyeglass 34 is to the right
Side protrusion, radius are respectively 94.68mm and 32.43mm, and the 8th eyeglass 35 is convex lens, and the minute surface radius of the left and right sides is
82.38mm。
Each eyeglass in diverging group 3 dissipates light step by step as a result, finally can be uniformly applied in image planes 4.
Focal length is the optical lens of 25mm, and pixel is 10,000,000.The light channel structure can be used in detector or camera
On, increase the scope of application.
Above-described is only the preferred embodiment of the utility model, it is noted that for the ordinary skill of this field
For personnel, on the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (1)
1. focal length is the optical lens of 25mm, which is characterized in that including being from left to right arranged in order, and center line is in same straight line
On optically focused group (1), convex lens (2), diverging group (3) and image planes (4), ambient passes sequentially through the optically focused group (1), convex lens
It is acted on after mirror (2) and diverging group (3) in image planes (4), distance of the optically focused group (1) with convex lens (2) on centerline is
12.88mm, the convex lens (2) are 17.46mm with the distance of diverging group (3) on centerline；
The optically focused group (1) includes being arranged from left to right the first eyeglass (11) and the second eyeglass (12), first eyeglass
(11) and the center thickness of the second eyeglass (12) is respectively 2.92mm and 1.5mm, first eyeglass (11) and the second eyeglass
(12) distance on centerline is 6.05mm, and the left and right sides minute surface of first eyeglass (11) is raised to the left, radius
Respectively 28.53mm and 18.41mm, second eyeglass (12) be concavees lens, left and right sides radius be respectively 115.75mm and
27.76mm；
The radius of the left and right sides minute surface of the convex lens (2) is respectively 43.18mm and 111.37mm, the convex lens (2)
Center thickness is 8.16mm；
The diverging group (3) includes the 4th eyeglass (31), the 5th eyeglass (32), the 6th eyeglass that are from left to right arranged in order
(33), the 7th eyeglass (34) and the 8th eyeglass (35), the 4th eyeglass (31), the 5th eyeglass (32), the 6th eyeglass (33),
The center thickness of seven eyeglasses (34) and the 8th eyeglass (35) is respectively 3.05mm, 4.17mm, 5.38mm, 2.39mm and 3.1mm, institute
The 4th eyeglass (31), the 5th eyeglass (32), the 6th eyeglass (33), the 7th eyeglass (34) and the 8th eyeglass (35) adjacent mirror is stated to exist
Distance on center line is followed successively by 1.07mm, 4.1mm, 0.26mm and 0.2mm, the left and right sides minute surface of the 4th eyeglass (31)
Raised to the left, radius is respectively 27.16mm and 137.76mm, and the left and right sides minute surface of the 5th eyeglass (32) is to the left
Side protrusion, radius are respectively 19.97mm and 13.88mm, and the left and right sides minute surface of the 6th eyeglass (33) is raised to the right,
Radius is respectively 16.46mm and 18.54mm, and the left and right sides minute surface of the 7th eyeglass (34) is raised to the right, radius point
Not Wei 94.68mm and 32.43mm, the 8th eyeglass (35) be convex lens, the minute surface radius of the left and right sides is 82.38mm
Focal length is the optical lens of 25mm, and pixel is 10,000,000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046491.9U CN207380320U (en) | 2017-08-18 | 2017-08-18 | Focal length is the optical lens of 25mm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046491.9U CN207380320U (en) | 2017-08-18 | 2017-08-18 | Focal length is the optical lens of 25mm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207380320U true CN207380320U (en) | 2018-05-18 |
Family
ID=62342796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721046491.9U Withdrawn - After Issue CN207380320U (en) | 2017-08-18 | 2017-08-18 | Focal length is the optical lens of 25mm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207380320U (en) |
-
2017
- 2017-08-18 CN CN201721046491.9U patent/CN207380320U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180518 Effective date of abandoning: 20230324 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180518 Effective date of abandoning: 20230324 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |