CN205003417U - Silica -based liquid crystal display is with novel optics lighting device - Google Patents
Silica -based liquid crystal display is with novel optics lighting device Download PDFInfo
- Publication number
- CN205003417U CN205003417U CN201520780268.1U CN201520780268U CN205003417U CN 205003417 U CN205003417 U CN 205003417U CN 201520780268 U CN201520780268 U CN 201520780268U CN 205003417 U CN205003417 U CN 205003417U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- plane
- light
- based liquid
- amici prism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Liquid Crystal (AREA)
Abstract
The utility model relates to a display technique, in particular to silica -based liquid crystal display is with novel optics lighting device realizes the polarisation beam splitting Prism who does away with a hierarchical system. Including light source, silica -based liquid crystal device and beam splitting Prism, beam splitting Prism is flat shape, one of beam splitting Prism side plane no. 1 is used for the polarization beam split through coating film or the method that increases the grating, and the incident light takes place the silica -based liquid crystal device that throws light on of total reflection many times on its surface. Through propagating the flattening design that realizes beam splitting Prism in the inside a lot of total reflection of beam splitting Prism, reduced the volume of device greatly, make it more have the practicality.
Description
Technical field
The utility model relates to display technique, and particularly a kind of liquid crystal on silicon display novel optical lighting device, realizes the polarisation Amici prism of flattening.
Background technology
Traditional LCoS(LiquidCrystalOnSilicon, liquid crystal on silicon) illumination optical apparatus have employed PBS polarization splitting prism, this polarization splitting prism is formed by two high precision right-angle prisms gummeds, the hypotenuse of one of them prism is coated with polarization spectro deielectric-coating.Vertical incidence one monochromic beam, polarisation cube beamsplitter allows P polarisation to pass through, and S polarisation is all reflected.Cubical 4 faces are coated with arrowband antireflection multilayer film.Because dielectric film does not absorb, the loss therefore inputting light quantity is very little.Polarization splitting prism can be divided into the vertical line polarisation of two bundles the nonpolarized light of incidence.Wherein P polarisation passes through completely, and S polarisation is reflected with miter angle, and exit direction becomes an angle of 90 degrees with P light.But cubical polarization splitting prism volume is large, and cost is high, is unfavorable for the application realizing flat pannel display, is therefore necessary the illumination optical apparatus designing a kind of flattening.
Utility model content
In order to overcome the problem that in existing LCoS illumination optical apparatus, polarization splitting prism volume is large and cost is high, the utility model devises a kind of polarisation Amici prism of complanation, this novel polarizing appliance adopts the principle of total reflection to reach the object of polarisation light splitting, make polarisation optical splitter can do little do thin, realize flattening, substantially reduce the volume of device.
Technical solutions of the utility model are as follows:
Novel optical lighting device is used in a kind of liquid crystal on silicon display, comprise light source, silicon-based liquid crystal device and Amici prism, described Amici prism is flat pattern, the lateral plane one of described Amici prism is used for polarization spectro by plated film or the method that increases grating, and incident light multiple total reflection occurs on its surface and to throw light on silicon-based liquid crystal device.
As preferably, described Amici prism is the flat pattern of rhombus, and described plane one is coated with electric polarization spectro deielectric-coating.
As preferably, described Amici prism is the flat pattern of rectangular parallelepiped, and described plane one is provided with holographic grating.
As preferably, described Amici prism is the flat pattern of rectangular parallelepiped, and described plane one is coated with electric polarization spectro deielectric-coating.
As preferably, described Amici prism is the flat pattern of rectangular parallelepiped, and described plane one is provided with the holographic grating of zigzag fashion.
The utility model beneficial effect is: propagated the flattening design realizing Amici prism by the multiple total reflection in Amici prism inside, substantially reduce the volume of device, make it have more practicality.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
Fig. 3 is the structural representation of the utility model embodiment 3.
Fig. 4 is the structural representation of the utility model embodiment 4.
Wherein: 1, plane one; 2, plane two; 3, silicon-based liquid crystal device; 4, electric polarization spectro deielectric-coating; 5, Amici prism; 6, holographic grating.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment 1, consults Fig. 1.
The light that light source is launched is after an inclined-plane incidence of rhombus Amici prism 5, arrive another plane 1 parallel with it, this plane 1 has crossed one deck electricity polarization spectro deielectric-coating 4, by the angle controlling incident ray, light is totally reflected in plane 1, all light is all reflected back by the surface to and due to the effect of electric polarization spectro deielectric-coating 4, the light be totally reflected is made to become the polarization light of certain orientation, the light reflected continues to be transmitted to plane 22, planar illumination is passed on silicon-based liquid crystal device 3 in the last light splitting of plane 22, penetrate after ovennodulation, another part light is reflected back into plane 1 by plane 22, plane 22 is being got back to through total reflection, so constantly propagating makes light maximize the use.The all light eventually passing the reflection of silicon-based liquid crystal device 3 are irradiated on screen through projector lens, obtain required image.
Embodiment 2, consults Fig. 2.
After the light that light source is launched is coupled into from the edge of flat rectangular body Amici prism 5, arrive plane 1, this plane 1 is made with holographic grating 6, by the angle controlling incident ray, light is totally reflected in plane 1, all light is all reflected back by the surface to and due to the effect of holographic grating 6, the light be totally reflected is made to become the polarization light of certain orientation, the light reflected continues to be transmitted to plane 22, planar illumination is passed on silicon-based liquid crystal device 3 in the last light splitting of plane 22, penetrate after ovennodulation, another part light is reflected back into plane 1 by plane 22, plane 22 is being got back to through total reflection, so constantly propagating makes light maximize the use.The all light eventually passing silicon-based liquid crystal device 3 reflection are irradiated on screen through projector lens, obtain required image.
Embodiment 3, consults Fig. 3.
After the light that light source is launched is coupled into from the edge of flat rectangular body Amici prism 5, arrive plane 1, this plane 1 has crossed electric polarization spectro deielectric-coating 4, by the angle controlling incident ray, light is totally reflected in plane 1, all light is all reflected back by the surface to and due to the effect of electric polarization spectro deielectric-coating 4, the light be totally reflected is made to become the polarization light of certain orientation, the light reflected continues to be transmitted to plane 22, planar illumination is passed on silicon-based liquid crystal device 3 in the last light splitting of plane 22, penetrate after ovennodulation, another part light is reflected back into plane 1 by plane 22, plane 22 is being got back to through total reflection, so constantly propagating makes light maximize the use.The all light eventually passing silicon-based liquid crystal device 3 reflection are irradiated on screen through projector lens, obtain required image.
Embodiment 3, consults Fig. 3.
After the light that light source is launched is coupled into from the edge of flat rectangular body Amici prism 5, arrive plane 1, this plane 1 has one deck grating and engrail is done to increase the refraction of light in surface, by the angle controlling incident ray, light is totally reflected in plane 1, all light is all reflected back by the surface to and due to the effect of grating, the light be totally reflected is made to become the polarization light of certain orientation, the light reflected continues to be transmitted to plane 22, planar illumination is passed on silicon-based liquid crystal device 3 in the last light splitting of plane 22, penetrate after ovennodulation, another part light is reflected back into plane 1 by plane 22, plane 22 is being got back to through total reflection, so constantly propagating makes light maximize the use.The all light eventually passing silicon-based liquid crystal device 3 reflection are irradiated on screen through projector lens, obtain required image.
Above-mentioned drawings and Examples are only for illustration of the utility model, and any art those of ordinary skill to its suitable change done or modification, or is used other flower pattern instead and made this technical change, all should be considered as not departing from the utility model patent category.
Claims (5)
1. novel optical lighting device is used in a liquid crystal on silicon display, comprise light source, silicon-based liquid crystal device (3) and Amici prism (5), it is characterized in that: described Amici prism (5) is in flat pattern, the lateral plane one (1) of described Amici prism (5) is used for polarization spectro by plated film or the method that increases grating, and incident light multiple total reflection occurs on its surface and to throw light on silicon-based liquid crystal device (3).
2. a kind of liquid crystal on silicon display novel optical lighting device according to claim 1, is characterized in that: the flat pattern that described Amici prism (5) is rhombus, described plane one (1) is coated with electric polarization spectro deielectric-coating (4).
3. a kind of liquid crystal on silicon display novel optical lighting device according to claim 1, it is characterized in that: the flat pattern that described Amici prism (5) is rectangular parallelepiped, described plane one (1) is provided with holographic grating (6).
4. a kind of liquid crystal on silicon display novel optical lighting device according to claim 1, is characterized in that: the flat pattern that described Amici prism (5) is rectangular parallelepiped, described plane one (1) is coated with electric polarization spectro deielectric-coating (4).
5. a kind of liquid crystal on silicon display novel optical lighting device according to claim 1, it is characterized in that: the flat pattern that described Amici prism (5) is rectangular parallelepiped, described plane one (1) is provided with the holographic grating (6) of zigzag fashion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520780268.1U CN205003417U (en) | 2015-10-10 | 2015-10-10 | Silica -based liquid crystal display is with novel optics lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520780268.1U CN205003417U (en) | 2015-10-10 | 2015-10-10 | Silica -based liquid crystal display is with novel optics lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205003417U true CN205003417U (en) | 2016-01-27 |
Family
ID=55160296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520780268.1U Active CN205003417U (en) | 2015-10-10 | 2015-10-10 | Silica -based liquid crystal display is with novel optics lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205003417U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017146403A (en) * | 2016-02-16 | 2017-08-24 | シチズンファインデバイス株式会社 | Reflection type liquid crystal display |
-
2015
- 2015-10-10 CN CN201520780268.1U patent/CN205003417U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017146403A (en) * | 2016-02-16 | 2017-08-24 | シチズンファインデバイス株式会社 | Reflection type liquid crystal display |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2017129358A (en) | COMPACT HEAD-MOUNTED MAPPING SYSTEM CREATING AN UNIFORM IMAGE | |
| CN110308559A (en) | A kind of virtual reality optics module and virtual reality device | |
| CN104062769B (en) | Optical device | |
| RU2017116184A (en) | COMPACT STRAIGHT INDICATION SYSTEM PROTECTED BY AN EXTRA THIN STRUCTURE | |
| RU2017122204A (en) | OPTICAL DEVICE WITH LIGHT CONDUCTING SUBSTRATE | |
| CA2861727A1 (en) | Stereoscopic image apparatus | |
| CN103995312A (en) | Light guide plate, double-vision backlight module and double-vision display device | |
| CN107065181B (en) | Optical system of virtual reality equipment | |
| CN103293650B (en) | Light conversion equipment, backlight module and display unit | |
| CN103217803A (en) | Polarization coupling device for semi-conductor laser device adopting prism | |
| CN203311091U (en) | Optical device, backlight source and display device | |
| CN103995363A (en) | Polarization optical splitter, backlight module and display device | |
| CN205003417U (en) | Silica -based liquid crystal display is with novel optics lighting device | |
| CN106918921A (en) | A kind of laser display based on fly's-eye lens is polarized shimming apparatus for shaping | |
| CN104061533A (en) | Light conduction device, backlight module and display device | |
| CN204009348U (en) | Stereo projection apparatus and polarization splitting prism thereof | |
| US8611008B2 (en) | Optical system capable of enhancing specific polarization state of light and light source system including same | |
| CN203759363U (en) | Three-dimensional projection device | |
| TW201303375A (en) | Optical polarity conversion system | |
| CN102401916A (en) | Polarization beam splitting prism with high extinction ratio | |
| CN108562964A (en) | Front located light source module and reflective display | |
| CN102279473B (en) | Optical system of star simulator | |
| CN108152952A (en) | A kind of nearly eye display optical system | |
| CN205844736U (en) | A kind of tripleplane optic modulating device | |
| CN206848507U (en) | A kind of light splitting deielectric-coating being plated on Amici prism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230713 Address after: Room 201, Block B, Changfeng Building, No.14 Xinghuo Road, Jiangbei New District, Nanjing, Jiangsu Province, 210000 Patentee after: Nanjing Xinshi Semiconductor Co.,Ltd. Address before: 215000 Bamboo Garden Road, Suzhou high tech Zone, Jiangsu Province, No. 209 Patentee before: SUZHOU XINMENG HUIXIAN ELECTRONIC TECHNOLOGY Co.,Ltd. |