CN212364756U - Vertically-oriented liquid crystal light valve lens assembly - Google Patents
Vertically-oriented liquid crystal light valve lens assembly Download PDFInfo
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- CN212364756U CN212364756U CN202020742495.6U CN202020742495U CN212364756U CN 212364756 U CN212364756 U CN 212364756U CN 202020742495 U CN202020742495 U CN 202020742495U CN 212364756 U CN212364756 U CN 212364756U
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Abstract
The utility model provides a vertical orientation liquid crystal light valve lens subassembly, including lens glass, wave plate, polarized light filter, the vertical orientation liquid crystal box that sets gradually, the vertical orientation liquid crystal box is connected with automatically controlled light valve. The polarization filters are symmetrically arranged on two sides of the vertical alignment liquid crystal box, and the lens glass is arranged on one side of the polarization filters. The utility model relates to a liquid crystal light valve with high reliability, high contrast and quick response, which utilizes a vertical orientation liquid crystal box, two 1/4 wave plates, 2 polarizing filters, 2 pieces of lens glass and an electronic automatic system, can automatically control the opening and closing functions of the liquid crystal light valve, and plays the role of regulating and controlling the optical exposure; the problem of realize luminous flux by traditional machinery commentaries on classics polaroid angle is solved, improve the reliability of product, promoted product life.
Description
Technical Field
The utility model relates to an optical equipment technical field specifically is a vertical orientation liquid crystal light valve lens subassembly.
Background
In recent years, the industry of optical lenses has rapidly moved to the continental china, which is becoming the main production area of optical lenses in the world.
Since the first camera in the world was born, it was noted that cameras will change the lives and histories of humans. A camera, also called a camera for short, is an apparatus for forming an image by using an optical imaging principle and recording the image using a negative film.
The traditional single lens reflex professional camera controls the exposure amount by adjusting the angles of two polarizing filters, and the traditional single lens reflex professional camera is mainly manually operated by depending on the experience of a user or controls the rotating angle of the polarizing filters by a mechanical motor. The traditional single lens reflex professional camera controls the exposure amount by adjusting the angles of two polaroids, is manually operated by depending on the experience of a user, is easy to damage devices through frequent mechanical rotation, and has low response speed and low contrast.
With the development of software and hardware, the novel digital camera is used by matching a photosensitive element with a camera and an LED (light emitting diode), software exposure function algorithm light supplement automatic operation is carried out on a shooting object, and the defects of exposure distortion still exist by adopting the current image method automatic dimming and focusing technology due to the diversity of imaging targets and the complexity of imaging conditions of the photoelectric theodolite in practical engineering application. In the prior art, a scheme for electronically controlling the exposure of a camera by using an electrically controlled liquid crystal light valve does not exist.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a liquid crystal light valve of high reliability, high contrast and quick response utilizes vertical orientation liquid crystal box, two 1/4 wave plates, 2 polarizing filters and 2 lens glasses and adds the electronic automatic system, can automatically and electrically control the function that the liquid crystal light valve opened and closed, play the effect of regulation and control optical exposure; the problem of realize luminous flux by traditional machinery commentaries on classics polaroid angle is solved, improve the reliability of product, promoted product life.
The technical scheme of the utility model is that:
the vertical orientation liquid crystal light valve lens assembly is characterized by comprising lens glass, wave plates, a polarizing filter and a vertical orientation liquid crystal box which are sequentially arranged, wherein the vertical orientation liquid crystal box is connected with an electric control light valve, the electric control light valve is connected with an electronic automatic system, the wave plates are two 1/4 wave plates, and the polarizing filter and the lens glass are 2.
The utility model discloses in, use vertical orientation liquid crystal technology with automatically controlled light valve, have the contrast height, advantage such as response is fast.
Preferably, the 1/4 wave plate can adopt a 1/4 wave plate of WA-140T type in the prior art.
The technical scheme of the application is essentially to improve the composition and connection relation of hardware parts, and does not relate to the improvement of a software program or a circuit structure per se.
Furthermore, the polarization filters are symmetrically arranged on two sides of the vertical alignment liquid crystal box, and the lens glass is arranged on one side of the polarization filters. The lens glass, the wave plate and the polarizing filter are all round, are processed by applying the processes of a special-shaped die cutter and the like, and are sequentially attached to a vertical orientation liquid crystal box.
Preferably, the polarizing filter can adopt a polarization filter of an ACE-125U-HC model in the prior art.
Further, the vertically aligned liquid crystal cell is an LCD glass liquid crystal cell.
Further, the thickness of the vertical alignment liquid crystal box is 0.2-0.8 mm.
Further, the thickness of the vertical alignment liquid crystal cell is 0.55 mm.
Furthermore, an antireflection film layer is arranged on the outer side of the lens glass.
Further, the lens glass is 0.5-1t lens glass.
Further, the antireflection film layer comprises a glass base layer, and silicon nitride film layers and aluminum oxide film layers are alternately superposed on the surface of the glass base layer; the outermost layer of the antireflection film layer is an alumina film layer. The optical performance of the product can be effectively improved.
Furthermore, the whole lens assembly is of a circular structure. The utility model is matched with the shape of a camera, and is designed into a circular structure, and the preferred diameter is 96.00 mm; the circular structure needs to be matched with a special-shaped glass cutting machine.
Furthermore, the outer side of the lens assembly is provided with a cover plate, and a sealing layer is arranged at the joint of the lens assembly and the cover plate. The cover plate needs silk-screen printing of positioning lines, and marks are made for OCA full lamination; the sealing layer is a UV glue sealing layer, so that the reliability of the product can be improved, and the service life of the product can be prolonged.
The utility model discloses a set up vertical orientation liquid crystal box, two 1/4 wave plates, 2 polarizing filter and 2 lens glasses, in addition drive vertical orientation liquid crystal light valve's electronic automatic system, can automatically control the function that the liquid crystal light valve opened and closed, play the effect of regulation and control optical exposure; the problem of realizing luminous flux by the angle of a traditional mechanical rotating polaroid is solved.
The utility model has novel design, is simple and easy to realize, can automatically control the opening and closing functions of the liquid crystal light valve electrically, and plays a role in regulating and controlling the optical exposure; the problem of realize luminous flux by traditional machinery commentaries on classics polaroid angle is solved, improve the reliability of product, promoted product life.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
fig. 3 is a schematic view of a partial structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
A vertical orientation liquid crystal light valve lens assembly 10 is characterized by comprising lens glass 1, wave plates 2, a polarization filter 3 and a vertical orientation liquid crystal box 4 which are sequentially arranged, wherein the vertical orientation liquid crystal box is connected with an electric control light valve 5, the electric control light valve 5 is connected with an electronic automatic system (not marked), the wave plates 2 are two 1/4 wave plates, and the polarization filter 3 and the lens glass 1 are 2.
The utility model discloses in, use vertical orientation liquid crystal technology with automatically controlled light valve, have the contrast height, advantage such as response is fast.
Preferably, the 1/4 wave plate can adopt a 1/4 wave plate of WA-140T type in the prior art.
The technical scheme of the application is essentially to improve the composition and connection relation of hardware parts, and does not relate to the improvement of a software program or a circuit structure per se.
Furthermore, the polarization filters are symmetrically arranged on two sides of the vertical alignment liquid crystal box, and the lens glass is arranged on one side of the polarization filters. The lens glass, the wave plate and the polarizing filter are all round, are processed by applying the processes of a special-shaped die cutter and the like, and are sequentially attached to a vertical orientation liquid crystal box.
Preferably, the polarizing filter can adopt a polarization filter of an ACE-125U-HC model in the prior art.
Further, the vertically aligned liquid crystal cell is an LCD glass liquid crystal cell.
Further, the thickness of the vertical alignment liquid crystal cell is 0.55 mm.
Further, an antireflection film layer 6 is arranged on the outer side of the lens glass.
Further, the lens glass is 0.5-1t lens glass.
Further, the antireflection film layer comprises a glass base layer 61, and silicon nitride film layers 62 and aluminum oxide film layers 63 are alternately superposed on the surface of the glass base layer; the outermost layer of the antireflection film layer is an alumina film layer. The optical performance of the product can be effectively improved.
Furthermore, the whole lens assembly is of a circular structure. The utility model is matched with the shape of a camera, and is designed into a circular structure, and the preferred diameter is 96.00 mm; the circular structure needs to be matched with a special-shaped glass cutting machine.
Furthermore, the outside of lens subassembly is equipped with apron 7, lens subassembly and apron junction are equipped with sealing layer 8. The cover plate needs silk-screen printing of positioning lines, and marks are made for OCA full lamination; the sealing layer is a UV glue sealing layer, so that the reliability of the product can be improved, and the service life of the product can be prolonged.
The utility model discloses a set up vertical orientation liquid crystal box, two 1/4 wave plates, 2 polarizing filter and 2 lens glasses, in addition drive vertical orientation liquid crystal light valve's electronic automatic system, can automatically control the function that the liquid crystal light valve opened and closed, play the effect of regulation and control optical exposure; the problem of realizing luminous flux by the angle of a traditional mechanical rotating polaroid is solved.
The utility model has novel design, is simple and easy to realize, can automatically control the opening and closing functions of the liquid crystal light valve electrically, and plays a role in regulating and controlling the optical exposure; the problem of realize luminous flux by traditional machinery commentaries on classics polaroid angle is solved, improve the reliability of product, promoted product life.
Example 2
A vertical orientation liquid crystal light valve lens assembly 10 is characterized by comprising lens glass 1, wave plates 2, a polarization filter 3 and a vertical orientation liquid crystal box 4 which are sequentially arranged, wherein the vertical orientation liquid crystal box is connected with an electric control light valve 5, the electric control light valve 5 is connected with an electronic automatic system (not marked), the wave plates 2 are two 1/4 wave plates, and the polarization filter 3 and the lens glass 1 are 2.
The utility model discloses in, use vertical orientation liquid crystal technology with automatically controlled light valve, have the contrast height, advantage such as response is fast.
The technical scheme of the application is essentially to improve the composition and connection relation of hardware parts, and does not relate to the improvement of a software program or a circuit structure per se.
Furthermore, the polarization filters are symmetrically arranged on two sides of the vertical alignment liquid crystal box, and the lens glass is arranged on one side of the polarization filters. The lens glass, the wave plate and the polarizing filter are all round, are processed by applying the processes of a special-shaped die cutter and the like, and are sequentially attached to a vertical orientation liquid crystal box.
Further, the vertically aligned liquid crystal cell is an LCD glass liquid crystal cell.
Further, the thickness of the vertical alignment liquid crystal cell is 0.35 mm.
Further, an antireflection film layer 6 is arranged on the outer side of the lens glass.
Further, the lens glass is 0.5-1t lens glass.
Further, the antireflection film layer comprises a glass base layer 61, and silicon nitride film layers 62 and aluminum oxide film layers 63 are alternately superposed on the surface of the glass base layer; the outermost layer of the antireflection film layer is an alumina film layer. The optical performance of the product can be effectively improved.
Furthermore, the whole lens assembly is of a circular structure. The utility model is matched with the appearance of a camera and is designed into a circular structure; the circular structure needs to be matched with a special-shaped glass cutting machine.
Furthermore, the outside of lens subassembly is equipped with apron 7, lens subassembly and apron junction are equipped with sealing layer 8. The cover plate needs silk-screen printing of positioning lines, and marks are made for OCA full lamination; the sealing layer is a UV glue sealing layer, so that the reliability of the product can be improved, and the service life of the product can be prolonged.
Example 3
A vertical orientation liquid crystal light valve lens assembly 10 is characterized by comprising lens glass 1, wave plates 2, a polarization filter 3 and a vertical orientation liquid crystal box 4 which are sequentially arranged, wherein the vertical orientation liquid crystal box is connected with an electric control light valve 5, the electric control light valve 5 is connected with an electronic automatic system (not marked), the wave plates 2 are two 1/4 wave plates, and the polarization filter 3 and the lens glass 1 are 2.
The utility model discloses in, use vertical orientation liquid crystal technology with automatically controlled light valve, have the contrast height, advantage such as response is fast.
The technical scheme of the application is essentially to improve the composition and connection relation of hardware parts, and does not relate to the improvement of a software program or a circuit structure per se.
Furthermore, the polarization filters are symmetrically arranged on two sides of the vertical alignment liquid crystal box, and the lens glass is arranged on one side of the polarization filters. The lens glass, the wave plate and the polarizing filter are all round, are processed by applying the processes of a special-shaped die cutter and the like, and are sequentially attached to a vertical orientation liquid crystal box.
Further, the vertically aligned liquid crystal cell is an LCD glass liquid crystal cell.
Further, the thickness of the vertical alignment liquid crystal cell is 0.75 mm.
Further, an antireflection film layer 6 is arranged on the outer side of the lens glass.
Further, the lens glass is 0.5-1t lens glass.
Further, the antireflection film layer comprises a glass base layer 61, and silicon nitride film layers 62 and aluminum oxide film layers 63 are alternately superposed on the surface of the glass base layer; the outermost layer of the antireflection film layer is an alumina film layer. The optical performance of the product can be effectively improved.
Furthermore, the whole lens assembly is of a circular structure. The utility model is matched with the appearance of a camera and is designed into a circular structure; the circular structure needs to be matched with a special-shaped glass cutting machine.
Furthermore, the outside of lens subassembly is equipped with apron 7, lens subassembly and apron junction are equipped with sealing layer 8. The cover plate needs silk-screen printing of positioning lines, and marks are made for OCA full lamination; the sealing layer is a UV glue sealing layer, so that the reliability of the product can be improved, and the service life of the product can be prolonged.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. It should be noted that the technical features not described in detail in the present invention can be implemented by any prior art.
Claims (9)
1. The vertical orientation liquid crystal light valve lens assembly is characterized by comprising lens glass, wave plates, a polarizing filter and a vertical orientation liquid crystal box which are sequentially arranged, wherein the vertical orientation liquid crystal box is connected with an electric control light valve, the electric control light valve is connected with an electronic automatic system, the wave plates are two 1/4 wave plates, and the polarizing filter and the lens glass are 2.
2. The vertically aligned liquid crystal shutter lens assembly of claim 1, wherein the polarizing filter is disposed symmetrically on both sides of the vertically aligned liquid crystal cell and the lens glass is disposed on one side of the polarizing filter.
3. The vertically aligned liquid crystal shutter lens assembly according to claim 1, wherein said vertically aligned liquid crystal cell is an LCD glass liquid crystal cell.
4. The vertically aligned liquid crystal shutter lens assembly according to claim 3, wherein said vertically aligned liquid crystal cell has a thickness of 0.2-0.8 mm.
5. The vertically aligned liquid crystal shutter assembly according to claim 4, wherein said vertically aligned liquid crystal cell has a thickness of 0.55 mm.
6. The vertically aligned liquid crystal shutter lens assembly of claim 1, wherein an anti-reflective coating is disposed on the outside of the lens glass.
7. The vertically aligned liquid crystal light valve lens assembly of claim 6, wherein the antireflective film layers comprise a glass substrate layer, the surface of the glass substrate layer being alternately superimposed with silicon nitride film layers and aluminum oxide film layers; the outermost layer of the antireflection film layer is an alumina film layer.
8. The vertically aligned liquid crystal shutter lens assembly of claim 1, wherein said lens assembly has an overall circular configuration.
9. The vertically aligned liquid crystal shutter lens assembly as recited in claim 8, wherein said lens assembly has a cover plate disposed on an outer side thereof, and a sealant layer is disposed at a junction of said lens assembly and said cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742495.6U CN212364756U (en) | 2020-05-08 | 2020-05-08 | Vertically-oriented liquid crystal light valve lens assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742495.6U CN212364756U (en) | 2020-05-08 | 2020-05-08 | Vertically-oriented liquid crystal light valve lens assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212364756U true CN212364756U (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020742495.6U Active CN212364756U (en) | 2020-05-08 | 2020-05-08 | Vertically-oriented liquid crystal light valve lens assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212364756U (en) |
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2020
- 2020-05-08 CN CN202020742495.6U patent/CN212364756U/en active Active
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