CN108020910A - A kind of low full group mobile industrial camera lens that distorts of f35mm high-resolution - Google Patents
A kind of low full group mobile industrial camera lens that distorts of f35mm high-resolution Download PDFInfo
- Publication number
- CN108020910A CN108020910A CN201711377308.8A CN201711377308A CN108020910A CN 108020910 A CN108020910 A CN 108020910A CN 201711377308 A CN201711377308 A CN 201711377308A CN 108020910 A CN108020910 A CN 108020910A
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- lens
- group
- lens barrel
- eyeglass
- gluing unit
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/025—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using glue
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/026—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using retaining rings or springs
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
Abstract
The present invention relates to a kind of full group mobile industrial camera lens of the low distortion of f35mm high-resolution, including lens barrel and the optical system being arranged in lens barrel, the optical system includes the preceding group of eyeglass A, the iris diaphgram C that are set gradually along light incident direction and rear group eyeglass B, it is described before group eyeglass A formed by the first biconvex lens for setting gradually and by the first gluing unit that the second biconvex lens and the first biconcave lens touch；Group eyeglass B is made of the second gluing unit of the second biconcave lens set gradually and the 3rd biconvex lens contiguity, the 3rd gluing unit touched by the 4th biconvex lens and negative crescent moon lens after described.Lens construction is light, compact, and improves integrated versatility, meets the small requirement of industrial lens distortion, has high-resolution.
Description
Technical field：
The present invention relates to a kind of full group mobile industrial camera lens of the low distortion of f35mm high-resolution.
Background technology：
In existing industrial lens industry, shorter to object distance requirement in the application of machine vision, camera lens volume requirement is light compact, but
Industrial lens industry surface structure size is larger at present and disunity, integrated versatility be not high；Lens optical structural aberration is big,
The unsharp shortcoming of field of view edge, has begun to meet the existing market demand.
The content of the invention：
It is an object of the invention to for above shortcoming, there is provided a kind of low full group mobile industrial that distorts of f35mm high-resolution
Camera lens, the lens construction is light, compact, and improves integrated versatility.
To achieve these goals, the technical solution adopted by the present invention is：A kind of low full group that distorts of f35mm high-resolution is moved
Dynamic industrial lens, including lens barrel and the optical system that is arranged in lens barrel, the optical system include along light incident direction according to
Preceding group of eyeglass A, the iris diaphgram C of secondary setting and rear group eyeglass B, it is described before group eyeglass A by the first lenticular for setting gradually
Mirror and it is made of the first gluing unit that the second biconvex lens and the first biconcave lens touch；Group eyeglass B is by setting gradually after described
The second biconcave lens and the 3rd biconvex lens contiguity the second gluing unit, touched by the 4th biconvex lens and negative crescent moon lens
3rd gluing unit forms.
Further, the airspace before described between group eyeglass A and rear group eyeglass B be 7.52mm, preceding group of eyeglass A and can
Become the airspace between diaphragm C as 2.63mm, the airspace between iris diaphgram C and rear group eyeglass B is 4.89mm.
Further, in preceding group of eyeglass A the first biconvex lens with being touched by the second biconvex lens and the first biconcave lens
The first gluing unit between airspace be 0.10mm；By the second biconcave lens and the 3rd biconvex lens in rear group of eyeglass B
Airspace between second gluing unit of contiguity and the 3rd gluing unit touched by the 4th biconvex lens and negative crescent moon lens is
0.10mm。
Further, the lens barrel includes body tube, preceding group lens barrel and rear group lens barrel, the rear portion of the preceding group lens barrel with
The front portion of rear group lens barrel is spirally connected, and the rear group lens barrel is arranged in body tube, and organizing eyeglass A before described is installed in preceding group lens barrel,
The iris diaphgram C and rear group eyeglass B are installed in rear group lens barrel, and focus adjusting mechanism, the master are provided with the rear group lens barrel
Diaphragm adjusting mechanism is provided with lens barrel, the rear portion of body tube is also equipped with connecting seat.
Further, first biconvex lens and the first gluing touched by the second biconvex lens and the first biconcave lens
Group is successively set in preceding group lens barrel, and the premenstrual trim ring in the front end of the first biconvex lens compresses, the first biconvex lens and by second pair
The first spacer ring is provided between first gluing unit of convex lens and the first biconcave lens contiguity；The iris diaphgram C, by second pair
Second gluing unit of concavees lens and the 3rd biconvex lens contiguity, the 3rd touched by the 4th biconvex lens and negative crescent moon lens are glued
Group is successively set in rear group lens barrel, and iris diaphgram C is fixed on the front end of rear group lens barrel, the 3rd glue through the first holding screw
The rear end being combined trim ring after compresses, and the second spacer ring is provided between the 3rd gluing unit and the second gluing unit.
Further, the focus adjusting mechanism includes the focusing runner being arranged between preceding group lens barrel and body tube, described poly-
The front portion at the outer ring rear portion and body tube of the inner ring rear portion of burnt runner and the anterior outer ring bolt of rear group lens barrel and focusing runner
Inner ring bolt, the outer ring front portion for focusing on runner are fixed with focusing ring；The front end of the rear group lens barrel and the rear end of preceding group lens barrel
Fixed through the second holding screw；The first locking nail for focusing on runner locking is radially bolted with the body tube.
Further, the diaphragm adjusting mechanism includes the aperture setting ring for being set in outside in the middle part of body tube, the light
The diaphragm guide pin in rear group lens barrel is stretched into after being radially bolted with through body tube in late regulation ring, the diaphragm guide pin stretches into rear group
Lens barrel end is connected with the poke rod of diaphragm, is additionally provided with and is engaged with body tube for diaphragm adjusting on the aperture setting ring
Second locking nail of ring locking.
Further, the connecting seat is socketed on the outside of the rear end of body tube, and the rear portion of connecting seat is through lock screw and master
The rear portion of lens barrel is fixed, and the center outer surface of connecting seat is additionally provided with connection screw thread.
Compared with prior art, the present invention has the following effects that：
（1）The present invention reduce industrial lens overall structure size, make lens construction it is light, it is compact and improve integration it is general
Property；
（2）Realize that closely scene shot achievees the purpose that distortion is less than 0.05%, meets the small requirement of industrial lens distortion,
And high resolution, can be with 4 in the high definition camera lens of five mega pixels:3 or 16:9 standards 2/3 " match somebody with somebody by high-definition video camera
Set uses；
（3）The lens construction is simple, is tied using bull screwed tooth structure and position-limit mechanism, and in camera lens front end using micro- " focusing "
Structure, the limit for avoiding camera lens use.Rear end ensure that the changeability of diaphragm folding size using diaphragm adjusting mechanism at the same time.It is whole
It further comprises different spacer rings in body structure design and trim ring be used for ensureing the airspace between eyeglass and the fixation of eyeglass, so that
Accurately it ensure that the various aspects of performance such as camera lens image quality, distortion.
Brief description of the drawings：
Fig. 1 is the structure diagram of the optical system of the embodiment of the present invention；
Fig. 2 is the structure diagram of the camera lens of the embodiment of the present invention；
Fig. 3 is the MTF curve figure of the embodiment of the present invention；
Fig. 4 is the distortion change curve of the embodiment of the present invention.
In figure：
Eyeglass A is organized before A-；Eyeglass B is organized after B-；1- preceding group lens barrels；2- focusing rings；The 3rd holding screws of 3-；The second clamp screws of 4-
Nail；5- focuses on runner；6- body tubes；7- diaphragm guide pins；8- aperture setting rings；9- connecting seats；10- lock screws；Pressed after 11-
Circle；12- bears crescent moon lens；The 4th biconvex lens of 13-；The 3rd biconvex lens of 14-；The second biconcave lens of 15-；16-the second spacer rings；
17- rear group lens barrel guide pins；18- rear group lens barrels；19- iris diaphgrams C；The second locking nails of 20-；The first holding screws of 21-；22-
One locking nail；The first biconcave lens of 23-；The second biconvex lens of 24-；The first spacer rings of 25-；The first biconvex lens of 26-；Pressed before 27-
Circle.
Embodiment:
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As shown in Figs. 1-2, the full group mobile industrial camera lens of the low distortion of a kind of f35mm high-resolution of the present invention, including lens barrel and
The optical system being arranged in lens barrel, the optical system include the preceding group of eyeglass A, variable set gradually along light incident direction
Diaphragm C19 and rear group eyeglass B, it is described before group eyeglass A by the first biconvex lens 26 for setting gradually and by the second biconvex lens
24 and first biconcave lens 23 touch the first gluing unit composition；Group eyeglass B is by the second biconcave lens for setting gradually after described
15 and the 3rd the second gluing unit touched of biconvex lens 14, the 3rd glue that is touched by the 4th biconvex lens 13 and negative crescent moon lens 12
It is combined composition.
In the present embodiment, it is described before airspace between group eyeglass A and rear group eyeglass B be 7.52mm, preceding group of eyeglass A and
Airspace between iris diaphgram C19 is 2.63mm, and the airspace between iris diaphgram C19 and rear group eyeglass B is
4.89mm。
In the present embodiment, in preceding group of eyeglass A the first biconvex lens 26 with it is saturating by the second biconvex lens 24 and the first concave-concave
Airspace between the first gluing unit that mirror 23 touches is 0.10mm；By the second biconcave lens 15 and in rear group of eyeglass B
Second gluing unit of three biconvex lens 14 contiguity and the 3rd gluing unit touched by the 4th biconvex lens 13 and negative crescent moon lens 12
Between airspace be 0.10mm.
In the present embodiment, the lens barrel includes body tube 6, preceding group lens barrel 1 and rear group lens barrel 18, the preceding group lens barrel 1
Rear portion and the front portion of rear group lens barrel 18 be spirally connected, the rear group lens barrel 18 is arranged in body tube 6, it is described before group eyeglass A installation
In preceding group lens barrel 1, the iris diaphgram C19 and rear group eyeglass B are installed in rear group lens barrel 6, are set in the rear group lens barrel 6
There is focus adjusting mechanism, diaphragm adjusting mechanism is provided with the body tube 6, the rear portion of body tube 6 is also equipped with connecting seat 9.
In the present embodiment, first biconvex lens 26 and touched by the second biconvex lens 2 and the first biconcave lens 23
First gluing unit is successively set in preceding group lens barrel 1, and the premenstrual trim ring 27 in front end of the first biconvex lens 26 compresses, and prevents first pair
Convex lens 26 is loosened or dropped out；First biconvex lens 26 and touched by the second biconvex lens 24 and the first biconcave lens 23
The first spacer ring 25 is provided between one gluing unit, to ensure the airspace between eyeglass and the fixation of eyeglass.Preceding group lens barrel 1 uses
The fabrication design of integraty, its concentricity is can effectively ensure that by same machine tooling, so as to accurately ensure that preceding group of 3 eyeglass
Light path coaxial degree.
In the present embodiment, the iris diaphgram C19, second touched by the second biconcave lens 15 and the 3rd biconvex lens 14
Gluing unit, the 3rd gluing unit touched by the 4th biconvex lens 13 and negative crescent moon lens 12 are successively set in rear group lens barrel 18,
Iris diaphgram C19 is fixed on the front end of rear group lens barrel 18 through the first holding screw 21, and the rear end of the 3rd gluing unit is pressed after
Circle 11, which compresses, prevents eyeglass from loosening or dropping out；The second spacer ring 16 is provided between 3rd gluing unit and the second gluing unit, to ensure
The fixation of airspace and eyeglass between eyeglass.
In the present embodiment, the focus adjusting mechanism includes the focusing runner 5 being arranged between preceding group lens barrel 1 and body tube 6, institute
State outer ring rear portion and the primary mirror for focusing on the inner ring rear portion of runner 5 with the anterior outer ring bolt of rear group lens barrel 18 and focusing on runner 5
The anterior inner ring bolt of cylinder 6, the outer ring front portion for focusing on runner 5 are fixed with focusing ring 2；The front end of the rear group lens barrel 18 is with before
The second holding screw of rear end 4 of group lens barrel 1 is fixed；Radially be bolted with the body tube 6 for focus on the locking of runner 5 the
One locking nail 22.
In order to realize the changeability of lens focus, add focus adjusting mechanism in the design, using left-handed bull pitch thread with
Fine thread carries out cooperation transmission, has the advantages that focusing is quick, flexible, backlash is small.Runner 5 is specially focused on respectively with positive and negative
Tooth is connected with body tube 6 and rear group lens barrel 18, and focusing ring 5 is fixed by 3 the 3rd holding screws 3 with focusing on runner 5.
Driven when external force rotates focusing ring 2 and focus on runner 5 and rotate in one direction, the body tube 6 that is connected at this time with its positive and negative tooth and after
Group lens barrel 18 moves in the opposite direction respectively.Whole light path takes place along the rotary motion of optical axis in order to prevent, in body tube 6
In devise U-shaped groove structure and rear group lens barrel guide pin 17 rotates to limit rear group lens barrel 18, and organize because of rear group lens barrel 18 and before mirror
Cylinder 1 is connected through a screw thread and the structure to be formed and linked together is fixed with 2 the second holding screws 4, therefore is adjusting focusing ring 2
When can drive whole group machinery and light channel structure do away from or close to focal plane movement, it is achieved thereby that focusing function.
In order to ensure the focusing range of the design, latch is added respectively when designing the cooperation of focusing ring 2 and body tube 6
Ensure focusing range with slot limitation.In focus adjusting mechanism, in order to ensure the precision of focusing and camera lens in focussing process
Concentricity, requires the thread fitting focused between runner 5 and body tube 6 and rear group lens barrel 18 to be ground operation during assembling.
In the present embodiment, the diaphragm adjusting mechanism includes the aperture setting ring 8 for being set in the middle part of body tube 6 outside, institute
State the diaphragm guide pin 7 stretched into after being radially bolted with through body tube on aperture setting ring 8 in rear group lens barrel, the diaphragm guide pin 7
Stretch into 18 end of rear group lens barrel with the poke rod of iris diaphgram C19 to be connected, be additionally provided with the aperture setting ring 8 and body tube
6 are engaged the second locking nail 20 locked for aperture setting ring 8.In order to realize the function of aperture adjusting, the first tightening is used up
Iris diaphgram C19 is fixed in rear group lens barrel 18 by screw 21, and connects iris diaphgram C19 and diaphragm adjusting with diaphragm guide pin 7
Ring 8, controls the size that iris diaphgram C19 is open, with full by opening the groove of certain angle in rear group lens barrel 18 and body tube 6
Use environment under sufficient different illumination conditions.
In the present embodiment, the connecting seat 9 is socketed on the outside of the rear end of body tube 6,3, the rear portion locking of connecting seat 9
Screw 10 and the rear portion of body tube 6 are fixed, so as to also define the movement of body tube 6, complete group is so realized in focussing process
Optical path change reaches the clear of image quality；The center outer surface of connecting seat 9 is additionally provided with connection screw thread.
In view of the practicality of industrial lens, in order to more intuitively indicate close-shot away from the change procedure to infinity,
The focusing position corresponding to different object distances is indicated above body tube, while it is corresponding opposite also to mark out different aperture positions
Aperture value, and corresponding anchor point has all been done on focusing ring and aperture setting ring, it be able to will be focused on according to specifically used scene
Ring and aperture setting ring are adjusted to be fixed to relevant position, and by the first locking nail and the second locking nail into row position.
In the present embodiment, the refractive index of the positive and negative eyeglass of gluing unit and the difference of dispersion, the aberration of corrective lens are utilized.At the same time
In light path movement, moved using whole group eyeglass, resolution of lens is up to 5,000,000, distortion and be less than 0.5%.
In the present embodiment, the parameter of each eyeglass is as shown in the table：
The optical system being made of above-mentioned lens set has reached following optical index：
（1）Focal length：f′=35mm；
（2）Close-shot away from：M.O.D=200mm；
（3）Distortion：≤0.05%；
（4）Relative aperture：D/f′=1/1.8；
（5）Field angle：2ω=16°；
（6）Resolution ratio：Better than 5,000,000 pixels；
（7）Total length of light path：∑≤51±0.1mm；
（8）It is applicable in spectral line scope：450nm~650nm；
（9）Camera lens appearance and size：φ29×39.5.
In the present embodiment, by area of computer aided optical design and optimization, correct exactly optical lens it is various as
Difference, and the optical glass material of forward and backward two groups 74 groups of reasonable selection, select high index of refraction, the optical glass of low dispersion as far as possible
Material, makes the mtf value of camera lens in 150lp/mm ＞ 0.3（As shown in Figure 3）, the high resolution of camera lens is fitted up to 5,000,000 pixels
Answer the requirement of existing industrial lens high definition pick-up.
In the present embodiment, this optical texture is by design optimization, and the focusing mode moved using whole group, close-shot is away from reachable
200mm.Closer to object distance on realize blur-free imaging, and distort≤0.05%（As shown in Figure 4）, meet that industrial lens distortion is small
Requirement.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification, should all belong to the covering scope of the present invention.
Claims (8)
- A kind of 1. low full group mobile industrial camera lens that distorts of f35mm high-resolution, it is characterised in that：Including lens barrel and it is arranged on lens barrel Interior optical system, the optical system include the preceding group of eyeglass A, the iris diaphgram C that are set gradually along light incident direction and Organize eyeglass B afterwards, it is described before group eyeglass A by the first biconvex lens for setting gradually and by the second biconvex lens and the first biconcave lens The first gluing unit composition of contiguity；Group eyeglass B is touched by the second biconcave lens set gradually and the 3rd biconvex lens after described The second gluing unit, the 3rd gluing unit touched by the 4th biconvex lens and negative crescent moon lens forms.
- A kind of 2. low full group mobile industrial camera lens that distorts of f35mm high-resolution according to claim 1, it is characterised in that： Airspace before described between group eyeglass A and rear group eyeglass B is 7.52mm, the air between preceding group of eyeglass A and iris diaphgram C At intervals of 2.63mm, the airspace between iris diaphgram C and rear group eyeglass B is 4.89mm.
- A kind of 3. low full group mobile industrial camera lens that distorts of f35mm high-resolution according to claim 1, it is characterised in that： In preceding group of eyeglass A between the first biconvex lens and the first gluing unit touched by the second biconvex lens and the first biconcave lens Airspace is 0.10mm；In rear group of eyeglass B by the second gluing unit that the second biconcave lens and the 3rd biconvex lens touch with Airspace between the 3rd gluing unit touched by the 4th biconvex lens and negative crescent moon lens is 0.10mm.
- A kind of 4. low full group mobile industrial camera lens that distorts of f35mm high-resolution according to claim 1, it is characterised in that： The lens barrel includes body tube, preceding group lens barrel and rear group lens barrel, the rear portion of the preceding group lens barrel and the anterior spiral shell of rear group lens barrel Connect, the rear group lens barrel is arranged in body tube, and organizing eyeglass A before described is installed in preceding group lens barrel, and the iris diaphgram C is with after Group eyeglass B is installed in rear group lens barrel, and focus adjusting mechanism is provided with the rear group lens barrel, diaphragm tune is provided with the body tube Mechanism is saved, the rear portion of body tube is also equipped with connecting seat.
- A kind of 5. low full group mobile industrial camera lens that distorts of f35mm high-resolution according to claim 4, it is characterised in that： First biconvex lens and it is successively set on preceding group by the first gluing unit that the second biconvex lens and the first biconcave lens touch In lens barrel, the premenstrual trim ring in the front end of the first biconvex lens compresses, the first biconvex lens and by the second biconvex lens and the first concave-concave The first spacer ring is provided between first gluing unit of lens contiguity；The iris diaphgram C, by the second biconcave lens and the 3rd biconvex Second gluing unit of lens contiguity, the 3rd gluing unit touched by the 4th biconvex lens and negative crescent moon lens are successively set on rear group In lens barrel, iris diaphgram C is fixed on the front end of rear group lens barrel through the first holding screw, and the rear end of the 3rd gluing unit is pressed after Circle compresses, and the second spacer ring is provided between the 3rd gluing unit and the second gluing unit.
- A kind of 6. low full group mobile industrial camera lens that distorts of f35mm high-resolution according to claim 4, it is characterised in that： The focus adjusting mechanism includes being arranged on focusing runner between preceding group lens barrel and body tube, the inner ring rear portion for focusing on runner with The anterior outer ring bolt of rear group lens barrel and the outer ring rear portion of focusing runner and the anterior inner ring bolt of body tube, focus on runner Outer ring front portion be fixed with focusing ring；The front end of the rear group lens barrel and the second holding screw of rear end of preceding group lens barrel are fixed； The first locking nail for focusing on runner locking is radially bolted with the body tube.
- A kind of 7. low full group mobile industrial camera lens that distorts of f35mm high-resolution according to claim 4, it is characterised in that： The diaphragm adjusting mechanism includes the aperture setting ring for being set in outside in the middle part of body tube, is radially spirally connected on the aperture setting ring Stretch into the diaphragm guide pin in rear group lens barrel after having through body tube, the diaphragm guide pin stretches into stirring for rear group lens barrel end and diaphragm Bar is connected, and the second locking being engaged with body tube for aperture setting ring locking is additionally provided with the aperture setting ring Nail.
- A kind of 8. low full group mobile industrial camera lens that distorts of f35mm high-resolution according to claim 4, it is characterised in that： The connecting seat is socketed on the outside of the rear end of body tube, and rear portion of the rear portion of connecting seat through lock screw and body tube is fixed, even The center outer surface of joint chair is additionally provided with connection screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711377308.8A CN108020910A (en) | 2017-12-19 | 2017-12-19 | A kind of low full group mobile industrial camera lens that distorts of f35mm high-resolution |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711377308.8A CN108020910A (en) | 2017-12-19 | 2017-12-19 | A kind of low full group mobile industrial camera lens that distorts of f35mm high-resolution |
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| CN108020910A true CN108020910A (en) | 2018-05-11 |
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| CN201711377308.8A Pending CN108020910A (en) | 2017-12-19 | 2017-12-19 | A kind of low full group mobile industrial camera lens that distorts of f35mm high-resolution |
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| CN108761726A (en) * | 2018-06-11 | 2018-11-06 | 福建福光股份有限公司 | A kind of big thang-kng machine vision optical system |
| CN109669259A (en) * | 2019-01-29 | 2019-04-23 | 中国科学院福建物质结构研究所 | It is grouped optical system, imaging device and the camera lens of focusing |
| CN109739005A (en) * | 2019-01-29 | 2019-05-10 | 上海鼎州光电科技有限公司 | A kind of nearly eye detector lens |
| CN110658608A (en) * | 2019-08-29 | 2020-01-07 | 福建福光股份有限公司 | 12mm large-aperture day and night dual-purpose prime lens |
| CN110764213A (en) * | 2019-11-21 | 2020-02-07 | 广州长步道光电科技有限公司 | Lens structure of press ring type spacer ring |
| CN111538134A (en) * | 2020-05-13 | 2020-08-14 | 福建福光天瞳光学有限公司 | High-resolution traffic system prime lens and working method thereof |
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| CN206039006U (en) * | 2016-06-27 | 2017-03-22 | 福建福光天瞳光学有限公司 | High resolution semigroup removes industrial camera camera lens |
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| JP2013092584A (en) * | 2011-10-24 | 2013-05-16 | Konica Minolta Advanced Layers Inc | Imaging lens, imaging apparatus and portable terminal |
| JP2014080561A (en) * | 2012-09-26 | 2014-05-08 | Fujifilm Corp | Aromatic polyester film, back sheet for solar cell module and solar cell module |
| CN206039006U (en) * | 2016-06-27 | 2017-03-22 | 福建福光天瞳光学有限公司 | High resolution semigroup removes industrial camera camera lens |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761726A (en) * | 2018-06-11 | 2018-11-06 | 福建福光股份有限公司 | A kind of big thang-kng machine vision optical system |
| CN109669259A (en) * | 2019-01-29 | 2019-04-23 | 中国科学院福建物质结构研究所 | It is grouped optical system, imaging device and the camera lens of focusing |
| CN109739005A (en) * | 2019-01-29 | 2019-05-10 | 上海鼎州光电科技有限公司 | A kind of nearly eye detector lens |
| CN110658608A (en) * | 2019-08-29 | 2020-01-07 | 福建福光股份有限公司 | 12mm large-aperture day and night dual-purpose prime lens |
| CN110658608B (en) * | 2019-08-29 | 2021-08-03 | 福建福光股份有限公司 | 12mm large-aperture day and night dual-purpose prime lens |
| CN110764213A (en) * | 2019-11-21 | 2020-02-07 | 广州长步道光电科技有限公司 | Lens structure of press ring type spacer ring |
| CN111538134A (en) * | 2020-05-13 | 2020-08-14 | 福建福光天瞳光学有限公司 | High-resolution traffic system prime lens and working method thereof |
| CN111538134B (en) * | 2020-05-13 | 2023-09-19 | 福建福光天瞳光学有限公司 | High-resolution traffic system fixed focus lens and working method thereof |
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Application publication date: 20180511 |