CN111045178A - Lens structure capable of dissipating fog quickly - Google Patents
Lens structure capable of dissipating fog quickly Download PDFInfo
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- CN111045178A CN111045178A CN202010001306.4A CN202010001306A CN111045178A CN 111045178 A CN111045178 A CN 111045178A CN 202010001306 A CN202010001306 A CN 202010001306A CN 111045178 A CN111045178 A CN 111045178A
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- 238000004891 communication Methods 0.000 claims abstract description 53
- 238000007789 sealing Methods 0.000 claims description 8
- 206010070834 Sensitisation Diseases 0.000 claims description 2
- 230000008313 sensitization Effects 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000003595 mist Substances 0.000 description 9
- 238000003384 imaging method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- 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
- G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
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- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
The invention discloses a lens structure for quickly dissipating fog, which comprises a lens frame, wherein a first lens and an inner side lens group positioned at the inner side of the first lens are arranged on the lens frame, a first central cavity is formed between the inner side lens group and the first lens, a second central cavity is formed between one side of the inner side lens group, which is far away from the first lens, and the inner wall of the lens frame, a communication gap for communicating the first central cavity with the second central cavity is arranged on the lens frame, a module is also connected on the lens frame, a module cavity is arranged in the module, a photosensitive chip capable of generating heat during working is arranged in the module cavity, a through hole for communicating the module cavity with the second central cavity is also arranged on the lens frame, the heat generated by the photosensitive chip can quickly reach the first central cavity through the communication gap and the through hole by utilizing the heat transfer effect, so that the fog attached to the inner side of the, therefore, the aim of quickly dissipating fog is fulfilled, the cost of the anti-fog film is reduced, the processing cost is low, and the market competitiveness is improved.
Description
[ technical field ]
The invention relates to a lens structure capable of dissipating fog quickly.
[ background art ]
In the automobile field, the degree of intelligentization and automation requirements is higher and higher, and the vehicle-mounted lens is equivalent to the eyes of an automobile. The definition of the vehicle-mounted lens is related to the image, the image cannot be blurred in the using process of the automobile, and in the field of automatic driving, the blurred image can cause program judgment errors, and the life safety is seriously concerned. When the vehicle-mounted lens is used in winter, the imaging chip module can generate heat when working, so that air in the lens is rapidly heated, the first lens in contact with the outside in the lens is in an ice-cold state, fog or water drops are easily condensed when hot air in the lens is in contact with the ice-cold first lens, the fog or the water drops can be attached to the inner side of the first lens, and the imaging picture of the lens is blurred due to the fact that natural dissipation of the water fog or the water drops needs a certain time, and driving safety is seriously affected.
In the prior art, in order to solve the problem of fog dissipation of the lens, an antifogging film is plated on the inner side of the first lens, and the increase of the antifogging film greatly increases the cost of the lens, so that the market competitiveness is reduced; and with the continuous stricter requirements, the number of the anti-fog films needs to be continuously increased, the cost needs to be further improved, but customers hope to reduce the cost, so that the requirement is difficult to meet by only relying on the anti-fog films under the increasingly severe market competition environment.
The present invention has been made in view of the above problems.
[ summary of the invention ]
The invention aims to provide a lens structure capable of dissipating fog quickly aiming at the defects of the prior art, the whole lens structure is completely sealed, the inside of the lens is isolated from the use environment, a module cavity is communicated with a first central cavity through a communication gap and a through hole, an imaging chip can generate heat when in work, the air temperature in the module cavity is obviously higher than that in the first central cavity, the heat in the module cavity rapidly reaches the first central cavity through the communication gap and the through hole by utilizing the heat transfer effect, and the fog condensed on the inner side of a first lens is heated and vaporized, so that the aim of dissipating the fog quickly is fulfilled.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a lens structure capable of dissipating fog quickly is characterized in that: including picture frame 3, be equipped with first lens 1 on the picture frame 3, still be equipped with the inboard lens group 2 that is located 1 inboard of first lens on the picture frame 3, inboard lens group 2 is close to and forms first central cavity 5 between 1 one side of first lens and the first lens 1, inboard lens group 2 keeps away from and forms second central cavity 8 between 1 one side of first lens and the picture frame 3 inner wall, be equipped with the intercommunication clearance 9 that is used for communicateing first central cavity 5 and second central cavity 8 in the picture frame 3, still be connected with module 4 on the picture frame 3, be equipped with module cavity 41 in the module 4, be equipped with the photosensitive chip 42 that the during operation can generate heat in the module cavity 41, still be equipped with at least one through-hole 31 that is used for communicateing module cavity 41 and second central cavity 8 on the picture frame 3.
The lens structure capable of rapidly dissipating fog is characterized in that: the inner lens group 2 includes a first inner lens 21 located inside the first lens 1, the communicating gap 9 includes a horizontal communicating gap 211 between the first lens 1 and the first inner lens 21 and a first vertical communicating gap 91 between the first inner lens 21 and the inner wall of the frame 3, and the horizontal communicating gap 211 is communicated with the first vertical communicating gap 91.
The lens structure capable of rapidly dissipating fog is characterized in that: a plurality of spaced bosses 212 are arranged between the first lens 1 and the first inner lens 21, and the transverse communication gap 211 is formed between each boss 212.
The lens structure capable of rapidly dissipating fog is characterized in that: the four bosses 212 are integrally formed with the first inner lens 21, and the bosses 212 are arc-shaped and uniformly distributed along the circumferential direction.
The lens structure capable of rapidly dissipating fog is characterized in that: a first notch 213 is disposed on the outer side wall of the first inner lens 21, and the first vertical communication gap 91 is defined by the first notch 213 and the inner wall of the frame 3.
The lens structure capable of rapidly dissipating fog is characterized in that: the inner lens group 2 further includes a second inner lens 22 located inside the first inner lens 21, a second notch 223 is provided on the outer side wall of the second inner lens 22, the communicating gap 9 further includes a second vertical communicating gap 92 for communicating the first vertical communicating gap 91 with the second central cavity 8, and the second vertical communicating gap 92 is surrounded by the second notch 223 and the inner wall of the frame 3.
The lens structure capable of rapidly dissipating fog is characterized in that: the inner lens group 2 further includes a third inner lens 23 located inside the second inner lens 22, a third gap 233 is formed in the outer side wall of the third inner lens 23, the communicating gap 9 further includes a third vertical communicating gap 93 used for communicating the second vertical communicating gap 92 with the second central cavity 8, and the third vertical communicating gap 93 is formed by the third gap 233 and the inner wall of the frame 3 in a surrounding manner.
The lens structure capable of rapidly dissipating fog is characterized in that: the frame 3 is provided with two through holes 31 for communicating the module cavity 41 with the second central cavity 8.
The lens structure capable of rapidly dissipating fog is characterized in that: the mirror frame 3 and the module 4 are fixedly connected in a sealing way.
The lens structure capable of rapidly dissipating fog is characterized in that: a first annular cavity 6 communicated with the communicating gap 9 is formed among the first lens 1, the inner side lens group 2 and the inner wall of the frame 3, and a sealing ring 7 which is pressed against the first lens 1 and the inner wall of the frame 3 to seal and fix the first lens 1 on the frame 3 is arranged in the first annular cavity 6.
The invention has the beneficial effects that:
1. compared with the prior art that the fog dissipation problem is solved by only depending on the anti-fog film, the anti-fog film has the advantages that the communication gap for communicating the first central cavity with the second central cavity is arranged between the first lens and the inner side lens group, and the through hole for communicating the module cavity with the second central cavity is arranged on the lens frame, so that heat in the module cavity can quickly reach the first central cavity through the communication gap and the through hole by utilizing the heat transfer effect, the fog condensed on the inner side of the first lens is heated and vaporized, the aim of quickly dissipating the fog is fulfilled, and the cost of the anti-fog film is reduced.
2. From the aspect of product performance, the mist can be effectively and quickly dissipated only by arranging the communicating gap and the through hole, and the structure is simple to machine and low in machining cost, so that the market competitiveness is improved.
3. Compared with the existing lens, the lens structure has the advantages that the dissipation speed of the condensed fog on the inner side of the first lens is higher than 30%, so that the image is quickly recovered to be clear, and the driving safety is ensured.
[ description of the drawings ]
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a sectional view of example 1 of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at I;
FIG. 4 is a plan view of a first inner lens;
FIG. 5 is a sectional view of example 2 of the present invention;
FIG. 6 is a plan view of a second inner lens;
FIG. 7 is a sectional view of example 3 of the present invention;
FIG. 8 is a plan view of a third inner lens;
fig. 9 is a perspective view of the frame.
[ detailed description of the invention ]
The following is a more detailed description of embodiments of the invention, taken in conjunction with the accompanying drawings of which:
example 1:
as shown in fig. 1-4, a lens structure for dissipating fog rapidly comprises a lens frame 3, the frame 3 is provided with a first lens 1, the frame 3 is also provided with an inner side lens group 2 positioned at the inner side of the first lens 1, a first central cavity 5 is formed between one side of the inner lens group 2 close to the first lens 1 and the first lens 1, a second central cavity 8 is formed between one side of the inner lens group 2 far away from the first lens 1 and the inner wall of the frame 3, a communication gap 9 for communicating the first central cavity 5 and the second central cavity 8 is arranged in the lens frame 3, still be connected with module 4 on the picture frame 3, be equipped with module cavity 41 in the module 4, be equipped with the sensitization chip 42 that the during operation can generate heat in the module cavity 41, still be equipped with at least one through-hole 31 that is used for communicateing module cavity 41 and second central cavity 8 on the picture frame 3.
The first lens 1 is the outermost lens of the lens structure, when the external environment temperature is low, the first lens 1 is in an ice-cold state, water vapor in the air in the first central cavity 5 can be condensed into fog or water drops when contacting the ice-cold first lens 1, the fog or the water drops are attached to the inner side of the first lens 1, an imaging picture of the lens is blurred, and the air temperature in the first central cavity 5 is also obviously lower than the air temperature in other cavities in the lens. The photosensitive chip 42 can generate heat when being powered on to work, so that the air temperature in the module cavity 41 is obviously increased, and the air temperature in the module cavity 41 is obviously higher than the air temperature in other cavities in the lens. The communication gap 9 is communicated with the first central cavity 5 and the second central cavity 8, and heat in the second central cavity 8 reaches the first central cavity 5 by heat transfer; the through hole 31 communicates the second central cavity 8 with the module cavity 41, and the heat in the module cavity 41 reaches the second central cavity 8 by the heat transfer function. The module cavity 41 is communicated with the first central cavity 5 through the communication gap 9 and the through hole 31, heat generated by the photosensitive chip 42 in the module cavity 41 can quickly reach the first central cavity 5, so that the temperature of air in the first central cavity 5 is quickly increased, mist or water drops attached to the inner side of the first lens 1 can be quickly vaporized into water vapor when meeting heat, and the purpose of quickly dissipating the mist is achieved.
Compared with the existing lens structure for naturally dissipating fog, the lens structure provided by the invention has the advantages that the dissipation speed of the fog or water drops attached to the inner side of the first lens 1 is higher than 30%, so that the imaging picture of the lens is quickly recovered to be clear, and the driving safety is ensured; meanwhile, the inner side of the first lens 1 is not required to be plated with an antifogging film, so that the lens cost can be greatly reduced.
The invention can effectively ensure the rapid dissipation of fog only by arranging the communicating gap 9 and the through hole 31, and the structure has simple processing and low processing cost, and improves the market competitiveness.
As shown in fig. 2-4, the inner lens group 2 includes a first inner lens 21 located inside the first lens 1, the communication gap 9 includes a horizontal communication gap 211 disposed between the first lens 1 and the first inner lens 21, and a first vertical communication gap 91 disposed between the first inner lens 21 and the inner wall of the frame 3, and the horizontal communication gap 211 is communicated with the first vertical communication gap 91.
As shown in fig. 3-4, a plurality of spaced bosses 212 are provided between the first lens 1 and the first inner lens 21, and the transverse communication gap 211 is formed between each boss 212.
As shown in fig. 3-4, four bosses 212 are formed integrally with the first inner lens 21, and the bosses 212 are arc-shaped and uniformly distributed along the circumferential direction.
The bosses 212 abut against the first lens 1, so that a transverse communication gap 211 is formed between two adjacent bosses 212, and the transverse communication gap 211 can communicate the first central cavity 5 with the first vertical communication gap 91. Of course, the boss 212 may be formed integrally with the first lens 1, and the boss 212 abuts against the second lens 2 to form the lateral communication gap 211, or the lateral communication gap 211 may be formed by providing a groove between the contact surfaces of the first lens 1 and the first inner lens 21.
As shown in fig. 2 and 4, a first notch 213 is formed on an outer side wall of the first inner lens 21, and the first vertical communication gap 91 is defined by the first notch 213 and an inner wall of the frame 3.
The first inner lens 21 is fixed to the frame 3, so that a first vertical communication gap 91 is formed between the first notch 213 and the inner wall of the frame 3, and the first vertical communication gap 91 can communicate with the horizontal communication gap 211 and the second central cavity 8, so that the first central cavity 5 and the second central cavity 8 are kept communicated. Of course, the first vertical communication gap 91 may be realized by providing a groove on the inner wall of the frame 3 or providing a through hole on the first inner lens 21.
The communication gap 9 formed by the lateral communication gap 211 and the first vertical communication gap 91 is able to communicate the first central cavity 5 and the second central cavity 8, the through hole 31 communicating the second central cavity 8 with the module cavity 41. The module cavity 41 is communicated with the first central cavity 5 through the communication gap 9 and the through hole 31, heat generated by the photosensitive chip 42 in the module cavity 41 can quickly reach the first central cavity 5, so that the temperature of air in the first central cavity 5 is quickly increased, mist or water drops attached to the inner side of the first lens 1 can be quickly vaporized into water vapor when meeting heat, and the purpose of quickly dissipating the mist is achieved.
As shown in fig. 2 and 9, the frame 3 is provided with two through holes 31 for communicating the module cavity 41 with the second central cavity 8. The two through holes 31 communicate the second central cavity 8 with the module cavity 41, so that the heat in the module cavity 41 reaches the second central cavity 8 more rapidly.
As shown in fig. 2, the frame 3 is fixedly connected to the module 4 in a sealing manner, a first annular cavity 6 communicated with the communication gap 9 is formed between the first lens 1 and the inner side lens group 2, and the inner wall of the frame 3, and a sealing ring 7 abutting against the first lens 1 and the inner wall of the frame 3 to fix the first lens 1 to the frame 3 in a sealing manner is disposed in the first annular cavity 6. The whole lens structure is completely sealed, and the inner cavity of the lens is separated from the external environment, so that heat in the inner cavity of the lens can be transferred among the cavities in the lens.
Example 2:
as shown in fig. 5, embodiment 2 differs from embodiment 1 in that:
the inner lens group 2 has two inner lenses, which are a first inner lens 21 and a second inner lens 22 located inside the first inner lens 21, a second notch 223 is provided on the outer side wall of the second inner lens 22, the communicating gap 9 further includes a second vertical communicating gap 92 for communicating the first vertical communicating gap 91 with the second central cavity 8, and the second vertical communicating gap 92 is enclosed by the second notch 223 and the inner wall of the frame 3.
The second inner lens 22 is fixed to the frame 3, so that a second vertical communication gap 92 is formed between the second notch 223 and the inner wall of the frame 3, and the second vertical communication gap 92 can communicate with the first vertical communication gap 91 and the second central cavity 8, so that the first central cavity 5 and the second central cavity 8 are kept communicated with each other. It is of course also possible to provide the second vertical communication gap 92 on the inner wall of the frame 3 by providing a groove or by providing a through hole in the second inner lens 22.
The communication gap 9 formed by the lateral communication gap 211, the first vertical communication gap 91 and the second vertical communication gap 92 can communicate the first central cavity 5 and the second central cavity 8, and the through hole 31 communicates the second central cavity 8 with the module cavity 41. The module cavity 41 is communicated with the first central cavity 5 through the communication gap 9 and the through hole 31, heat generated by the photosensitive chip 42 in the module cavity 41 can quickly reach the first central cavity 5, so that the temperature of air in the first central cavity 5 is quickly increased, mist or water drops attached to the inner side of the first lens 1 can be quickly vaporized into water vapor when meeting heat, and the purpose of quickly dissipating the mist is achieved.
Example 3:
as shown in fig. 7, embodiment 3 differs from embodiment 2 in that:
the inner lens group 2 has three inner lenses, which are respectively a first inner lens 21, a second inner lens 22 located inside the first inner lens 21, and a third inner lens 23 located inside the second inner lens 22, a third gap 233 is provided on the outer side wall of the third inner lens 23, the communicating gap 9 further includes a third vertical communicating gap 93 for communicating the second vertical communicating gap 92 with the second central cavity 8, and the third vertical communicating gap 93 is enclosed by the third gap 233 and the inner wall of the frame 3.
The third inner lens 23 is fixed to the frame 3, so that a third vertical communication gap 93 is formed between the third notch 233 and the inner wall of the frame 3, and the third vertical communication gap 93 can communicate with the second vertical communication gap 92 and the second central cavity 8, so that the first central cavity 5 and the second central cavity 8 are kept communicated with each other. Of course, the third vertical communication gap 93 can also be realized by providing a groove on the inner wall of the frame 3 or providing a through hole on the third inner lens 23.
The communication gap 9 formed by the lateral communication gap 211, the first vertical communication gap 91, the second vertical communication gap 92 and the third vertical communication gap 93 can communicate the first central cavity 5 and the second central cavity 8, and the through hole 31 communicates the second central cavity 8 with the module cavity 41. The module cavity 41 is communicated with the first central cavity 5 through the communication gap 9 and the through hole 31, heat generated by the photosensitive chip 42 in the module cavity 41 can quickly reach the first central cavity 5, so that the temperature of air in the first central cavity 5 is quickly increased, mist or water drops attached to the inner side of the first lens 1 can be quickly vaporized into water vapor when meeting heat, and the purpose of quickly dissipating the mist is achieved.
Claims (10)
1. A lens structure capable of dissipating fog quickly is characterized in that: including picture frame (3), be equipped with first lens (1) on picture frame (3), still be equipped with on picture frame (3) and be located inboard lens group (2) of first lens (1) inboard, inboard lens group (2) are close to and form first central cavity (5) between first lens (1) one side and first lens (1), first lens (1) one side is kept away from in inboard lens group (2) and form second central cavity (8) between picture frame (3) inner wall, be equipped with intercommunication clearance (9) that are used for communicateing first central cavity (5) and second central cavity (8) in picture frame (3), still be connected with module (4) on picture frame (3), be equipped with module cavity (41) in module (4), be equipped with sensitization chip (42) that during operation can generate heat in module cavity (41), still be equipped with at least one on picture frame (3) and be used for communicateing module cavity (41) and second central cavity (8) logical clearance (9) An aperture (31).
2. The lens structure for rapidly dissipating fog according to claim 1, wherein: the inner side lens group (2) comprises a first inner side lens (21) located on the inner side of the first lens (1), the communicating gap (9) comprises a transverse communicating gap (211) arranged between the first lens (1) and the first inner side lens (21) and a first vertical communicating gap (91) arranged between the first inner side lens (21) and the inner wall of the glasses frame (3), and the transverse communicating gap (211) is communicated with the first vertical communicating gap (91).
3. The lens structure for rapidly dissipating fog according to claim 2, wherein: a plurality of spaced bosses (212) are arranged between the first lens (1) and the first inner lens (21), and the transverse communication gap (211) is formed between each boss (212).
4. A lens structure for dissipating fog rapidly as claimed in claim 3, wherein: the four bosses (212) are integrally formed with the first inner side lens (21), and the bosses (212) are arc-shaped and are uniformly distributed along the circumferential direction.
5. The lens structure for rapidly dissipating fog according to claim 2, wherein: the outer side wall of the first inner side lens (21) is provided with a first notch (213), and the first vertical communication gap (91) is formed by the first notch (213) and the inner wall of the spectacle frame (3) in a surrounding manner.
6. The lens structure for rapidly dissipating fog according to claim 2, wherein: the inner side lens group (2) further comprises a second inner side lens (22) located on the inner side of the first inner side lens (21), a second notch (223) is formed in the outer side wall of the second inner side lens (22), the communicating gap (9) further comprises a second vertical communicating gap (92) used for communicating the first vertical communicating gap (91) with the second central cavity (8), and the second vertical communicating gap (92) is formed by the second notch (223) and the inner wall of the spectacle frame (3) in a surrounding mode.
7. The lens structure for rapidly dissipating fog according to claim 6, wherein: the inner side lens group (2) further comprises a third inner side lens (23) located on the inner side of the second inner side lens (22), a third notch (233) is formed in the outer side wall of the third inner side lens (23), the communicating gap (9) further comprises a third vertical communicating gap (93) used for communicating a second vertical communicating gap (92) and a second central cavity (8), and the third vertical communicating gap (93) is formed by the third notch (233) and the inner wall of the spectacle frame (3) in a surrounding mode.
8. The lens structure for rapidly dissipating fog according to claim 1, wherein: the mirror frame (3) is provided with two through holes (31) used for communicating the module cavity (41) with the second central cavity (8).
9. The lens structure for rapidly dissipating fog according to claim 1, wherein: the mirror frame (3) is fixedly connected with the module (4) in a sealing way.
10. The lens structure for rapidly dissipating fog according to claim 1, wherein: a first annular cavity (6) communicated with the communicating gap 9 is formed among the first lens (1), the inner side lens group (2) and the inner wall of the frame (3), and a sealing ring (7) which is abutted against the first lens (1) and the inner wall of the frame (3) to enable the first lens (1) to be fixed on the frame (3) in a sealing mode is arranged in the first annular cavity (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010001306.4A CN111045178A (en) | 2020-01-02 | 2020-01-02 | Lens structure capable of dissipating fog quickly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010001306.4A CN111045178A (en) | 2020-01-02 | 2020-01-02 | Lens structure capable of dissipating fog quickly |
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| CN111045178A true CN111045178A (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010001306.4A Pending CN111045178A (en) | 2020-01-02 | 2020-01-02 | Lens structure capable of dissipating fog quickly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137782A (en) * | 2021-11-30 | 2022-03-04 | 东莞市宇瞳汽车视觉有限公司 | Quick defogging optical device |
| WO2023098696A1 (en) * | 2021-11-30 | 2023-06-08 | 东莞市宇瞳汽车视觉有限公司 | Rapid defogging optical device |
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| CN103969782A (en) * | 2013-01-25 | 2014-08-06 | 佛山普立华科技有限公司 | Lens structure |
| CN204832641U (en) * | 2015-08-14 | 2015-12-02 | 中山联合光电科技股份有限公司 | Novel waterproof tight shot |
| CN106324949A (en) * | 2015-06-23 | 2017-01-11 | 合盈光电科技股份有限公司 | Dewing rapid dissipating lens module |
| CN207636909U (en) * | 2017-12-25 | 2018-07-20 | 中山联合光电科技股份有限公司 | A kind of fog dissipation structure of on-vehicle lens |
| CN211348818U (en) * | 2020-01-02 | 2020-08-25 | 中山联合光电科技股份有限公司 | Lens structure capable of dissipating fog quickly |
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- 2020-01-02 CN CN202010001306.4A patent/CN111045178A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103969782A (en) * | 2013-01-25 | 2014-08-06 | 佛山普立华科技有限公司 | Lens structure |
| CN106324949A (en) * | 2015-06-23 | 2017-01-11 | 合盈光电科技股份有限公司 | Dewing rapid dissipating lens module |
| CN204832641U (en) * | 2015-08-14 | 2015-12-02 | 中山联合光电科技股份有限公司 | Novel waterproof tight shot |
| CN207636909U (en) * | 2017-12-25 | 2018-07-20 | 中山联合光电科技股份有限公司 | A kind of fog dissipation structure of on-vehicle lens |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137782A (en) * | 2021-11-30 | 2022-03-04 | 东莞市宇瞳汽车视觉有限公司 | Quick defogging optical device |
| WO2023098696A1 (en) * | 2021-11-30 | 2023-06-08 | 东莞市宇瞳汽车视觉有限公司 | Rapid defogging optical device |
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