CN205844736U - A kind of tripleplane optic modulating device - Google Patents
A kind of tripleplane optic modulating device Download PDFInfo
- Publication number
- CN205844736U CN205844736U CN201620622328.1U CN201620622328U CN205844736U CN 205844736 U CN205844736 U CN 205844736U CN 201620622328 U CN201620622328 U CN 201620622328U CN 205844736 U CN205844736 U CN 205844736U
- Authority
- CN
- China
- Prior art keywords
- polarized light
- controller
- polarization
- light
- curtain
- 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.)
- Ceased
Links
Landscapes
- Polarising Elements (AREA)
Abstract
The utility model discloses a kind of tripleplane optic modulating device, including: scialyscope (100), polarization splitting prism assembly (104), lens (106), the first polarized light controller (111) and the curtain (113) being sequentially located on optical axis；Wherein, the light that described scialyscope (100) is launched passes through described polarization splitting prism assembly (104), polarized light, lower polarized light and intermediate polarisation light in formation, and middle light path by described polarization splitting prism assembly (104), lens (106), the first polarized light controller (111) and is driven on curtain (113).This utility model have employed polarization spectro principle, make to penetrate polarized light controller luminous energy minimal attenuation by polarized light controller, after three road light beams overlap, the utilization rate of light can reach about 30%, improves the brightness of entirety.
Description
Technical field
This utility model relates to a kind of tripleplane optic modulating device.
Background technology
At present, 3-dimensional image and picture can utilize the principle of circularly polarized light and technology to add that circular polarization glasses are to realize list
Solely seeing left eye and the image of right eye or picture, this needs projector and polarized light controller to synchronize, according to left and right picture accurate
Synchronize, allow polarized light and orthogonal polarized light alternately pass to left eye or right eye, then coordinate circular polarization glasses virtual to realize
3D image.
But, common application is all that projector is projected directly on polarized light controller, now, due to polarized light controller
Having the polaroid of a layer 0 degree, it only allows the light of 0 degree to pass through, and so, will lose half from the light source of projector, make
The one-tenth light utilization efficiency step-down by polarized light controller, only about 18%, penetrate the light-source brightness step-down on curtain, affect 3D
Viewing effect.
Utility model content
This utility model is for the shortcoming of prior art, it is provided that a kind of tripleplane optic modulating device, and it has light profit
By the high advantage of rate.
The technical scheme that the above-mentioned technical problem of this utility model solution is taked is as follows:
A kind of tripleplane optic modulating device, including: the scialyscope (100) that is sequentially located on optical axis, polarization splitting prism
(104), lens (106), the first polarized light controller (111) and curtain (113)；The light that described scialyscope (100) is launched passes through
Described polarization splitting prism (104), polarized light, lower polarized light and intermediate polarisation light in formation, and middle light path by described partially
Shake Amici prism (104), lens (106), the first polarized light controller (111) be driven on curtain (113)；Wherein, described
Three light beam polarization Amici prisms are made up of a polygonal prism (B) and three Tps and a convex lens (F),
And Tp (C) is equal with Tp (D), polygon (B) and three trianglees (C, D, E) form a rectangle, its
In, two waists of polygonal prism (B) and the minor face of the first Tp (C) and the second Tp (D) fit, the
Two waists of three Tps (E) and the long limit of the first Tp (C) and the second Tp (D) fit, and
The inclined-plane of two waists of described 3rd Tp (E) scribbles polarization spectro plated film, and described polarization spectro plated film is to scialyscope
(100) light launched reflects, and penetrates from the first Tp (C) and the second Tp (D), and formation polarizes
Light splitting and lower polarization spectro.
Preferably, being arranged over the first illuminator (101) at polarization splitting prism, lower section is provided with the second illuminator
(102) the second polarized light controller of same radial, and it is respectively equipped with at the upper and lower of described first polarized light controller (111)
(110) and the 3rd polarized light controller (112), and at the second polarized light controller (110) and the 3rd polarized light controller
(112) incidence surface is respectively equipped with the first polarized light inversion device (107) and the second polarized light inversion device (109), wherein, upper polarized light
It is reflected into the first polarized light inversion device (107) by the first illuminator (101), then goes through the second polarized light controller
, and eventually impinge on curtain (113) (110)；Lower polarized light is reflected into the second polarized light by the second illuminator (102) and inverts
Device (109), then goes through the 3rd polarized light controller (112), and eventually impinges on curtain (113).
Preferably, in upper polarized light, lower polarized light and intermediate polarisation light, the degree of polarization of described intermediate polarisation light is 0 °,
Upper polarized light, the degree of polarization of lower polarized light are 90 °, described first polarized light inversion device (107) and the second polarized light inversion device
(109) the upper polarized light that described degree of polarization is 90 °, lower polarized light are become again the polarized light of 0 °.
Preferably, the angle of the first illuminator (101) and the second illuminator (102) and optical axis is adjustable-angle.
Preferably, described first polarized light controller (111), the second polarized light controller (110), the 3rd polarization light-operated
The polarized light of described 0 ° is changed into circularly polarized light by device processed (112) respectively, and corresponding light path is amplified to institute by described lens (106)
State on curtain (113).
Preferably, described scialyscope (100), polarization splitting prism (104), lens (106), the first polarized light controller
(111) distance and between curtain (113) is adjustable distance.
This utility model have employed polarization spectro principle, make to penetrate polarized light controller luminous energy minimal attenuation by partially
Shake optical controller, and after three road light beams overlap, the utilization rate of light can reach about 30%, due to the increase of brightness, makes spectators
When watching 3D image, the quality of viewing is greatly promoted, and spectators more can be allowed to enter the lifelike 3D world.
Other features and advantages of the utility model will illustrate in the following description, and, partly from description
In become apparent, or by implement this utility model and understand.The purpose of this utility model and other advantages can be passed through
Structure specifically noted in the description write, claims and accompanying drawing realizes and obtains.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings this utility model is described in detail, so that above-mentioned advantage of the present utility model is more
Clearly.
The structural representation of Tu1Shi this utility model tripleplane optic modulating device；
The structural representation of the polarization splitting prism of Tu2Shi this utility model tripleplane optic modulating device.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is described in detail.
Specifically, as illustrated in fig. 1 and 2, a kind of tripleplane optic modulating device, including: the throwing being sequentially located on optical axis
Shadow machine (100), polarization splitting prism (104), lens (106), the first polarized light controller (111) and curtain (113)；Wherein,
The light that described scialyscope (100) is launched passes through described polarization splitting prism (104), polarized light, lower polarized light and centre in formation
Polarized light, and intermediate polarisation light is further through described polarization splitting prism (104), lens (106), the first polarized light controller
And be driven on curtain (113) (111)；Additionally, be arranged over the first illuminator (101) at polarization splitting prism, lower section sets
There is the second illuminator (102), and be respectively equipped with the second of same radial at the upper and lower of described first polarized light controller (111)
Polarized light controller (110) and the 3rd polarized light controller (112), and inclined at the second polarized light controller (110) and the 3rd
Optical controller (112) incidence surface that shakes is respectively equipped with the first polarized light inversion device (107) and the second polarized light inversion device (109).Its
In, upper polarized light is reflected into the first polarized light inversion device (107) by the first illuminator (101), then goes through second inclined
Shake optical controller (110), and eventually impinges on curtain (113)；Lower polarized light is reflected into second by the second illuminator (102)
Polarized light inversion device (109), then goes through the 3rd polarized light controller (112), and eventually impinges on curtain (113).
Preferably, described lens (106) are concavees lens.
Preferably, described polarization splitting prism prism (104) is that three light beam polarization Amici prisms combine with convex lens.
Preferably, described three light beam polarization Amici prisms by a polygonal prism B and three trianglees prism (C,
D, E) and convex lens F constitute, and the first Tp (C) is equal with the second Tp (D), polygon B with
Three trianglees (C, D, E) form a rectangle, wherein, two waists of polygonal prism B and the first Tp (C) and second
The minor face of Tp (D) fits, two waists of the 3rd Tp (E) and the first Tp (C) and second
The long limit of Tp (D) fits.The design of this structure and laminating type eliminate upper, middle and lower polarization spectro at curtain
(113) reflective on.And the inclined-plane of two waists of described 3rd Tp (E) scribbles polarization spectro plated film, described polarization
The light that scialyscope (100) is launched by light splitting plated film reflects, and from the first Tp (C) and the second Tp
(D) injection, polarization spectro and lower polarization spectro in formation.
Preferably, in upper polarized light, lower polarized light and intermediate polarisation light, the degree of polarization of described intermediate polarisation light is 0 °,
Upper polarized light, the degree of polarization of lower polarized light are 90 °, described first polarized light inversion device (107) and the second polarized light inversion device
(109) the upper polarized light that described degree of polarization is 90 °, lower polarized light are become again the polarized light of 0 °.
Preferably, the angle of the first illuminator (101) and the second illuminator (102) and optical axis is adjustable-angle.
Preferably, described first polarized light controller (111), the second polarized light controller (110), the 3rd polarization light-operated
The polarized light of described 0 ° is changed into circularly polarized light by device processed (112) respectively, and corresponding light path is amplified to institute by described lens (106)
State on curtain (113).
Preferably, described scialyscope (100), polarization splitting prism (104), the first polarized light controller (111), lens
(106) distance and between curtain (113) is adjustable distance.
This utility model have employed polarization spectro principle, make to penetrate polarized light controller luminous energy minimal attenuation by partially
Shake optical controller, and after three road light beams overlap, the utilization rate of light can reach about 30%, due to the increase of brightness, makes spectators
When watching 3D image, the quality of viewing is greatly promoted, and spectators more can be allowed to enter the lifelike 3D world.
Other features and advantages of the utility model will illustrate in the following description, and, partly from description
In become apparent, or by implement this utility model and understand.The purpose of this utility model and other advantages can be passed through
Structure specifically noted in the description write, claims and accompanying drawing realizes and obtains.
This application uses the principle of three light beams, and allowing light source one dividing into three, middle light path is the polarized light of 0 degree, and it is direct
It is incident upon on curtain by prism (104) and concavees lens (106) and polarized light controller (111)；Upper light path passes through prism (101)
Reflect to form, then be incident upon curtain by illuminator (101) and polarized light inversion device (107) and polarized light controller (110)
(113) on；Lower light path is reflected to form by prism (102), then by illuminator (102) and polarized light inversion device (109) and inclined
The optical controller (112) that shakes is incident upon on curtain (113), owing to have employed polarization spectro principle, makes to penetrate at polarized light controller
Luminous energy minimal attenuation by polarized light controller, after three road light beams overlap, the utilization rate of light can reach about 30%,
Due to the increase of brightness, make spectators watch 3D image time, the quality of viewing is greatly promoted, more can allow spectators enter vivid such as
The raw 3D world.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, it is not limited to this
Utility model, although being described in detail this utility model with reference to previous embodiment, for those skilled in the art
For, the technical scheme described in foregoing embodiments still can be modified by it, or to wherein portion of techniques feature
Carry out equivalent.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Claims (6)
1. tripleplane's optic modulating device, it is characterised in that including: the scialyscope (100) that is sequentially located on optical axis, polarization
Amici prism (104), lens (106), the first polarized light controller (111) and curtain (113)；Described scialyscope (100) is launched
Light by described polarization splitting prism (104), polarized light, lower polarized light and intermediate polarisation light is formationed in, and centre light path logical
Cross described polarization splitting prism (104), lens (106), the first polarized light controller (111) and be driven on curtain (113)；Its
In, described three light beam polarization Amici prisms are by a polygonal prism (B) and three Tps and a convex lens
(F) constituting, and Tp (C) is equal with Tp (D), polygon (B) and three trianglees (C, D, E) form one
Rectangle, wherein, two waists of polygonal prism (B) and the first Tp (C) and the minor face phase of the second Tp (D)
Laminating, two waists of the 3rd Tp (E) and the long limit phase of the first Tp (C) and the second Tp (D)
Fit, and the inclined-plane of two waists of described 3rd Tp (E) scribbles polarization spectro plated film, described polarization spectro plated film pair
The light that scialyscope (100) is launched reflects, and penetrates from the first Tp (C) and the second Tp (D), is formed
Upper polarization spectro and lower polarization spectro.
Tripleplane the most according to claim 1 optic modulating device, it is characterised in that set above polarization splitting prism
Having the first illuminator (101), lower section is provided with the second illuminator (102), and upper and lower at described first polarized light controller (111)
Side is respectively equipped with the second polarized light controller (110) and the 3rd polarized light controller (112) of same radial, and inclined second
Shake optical controller (110) and the 3rd polarized light controller (112) incidence surface is respectively equipped with the first polarized light inversion device (107) and
Two polarized light inversion devices (109), wherein, upper polarized light is reflected into the first polarized light inversion device by the first illuminator (101)
(107), then go through the second polarized light controller (110), and eventually impinge on curtain (113)；Lower polarized light passes through second
Illuminator (102) is reflected into the second polarized light inversion device (109), then goes through the 3rd polarized light controller (112), and
It is mapped to eventually on curtain (113).
Tripleplane the most according to claim 1 optic modulating device, it is characterised in that upper polarized light, lower polarized light and in
Between in polarized light, the degree of polarization of described intermediate polarisation light is 0 °, and upper polarized light, the degree of polarization of lower polarized light are 90 °, described first
Polarized light inversion device (107) and the second polarized light inversion device (109) are by the upper polarized light that described degree of polarization is 90 °, lower polarized light
Become again the polarized light of 0 °.
Tripleplane the most according to claim 1 optic modulating device, it is characterised in that the first illuminator (101) and second
Illuminator (102) is adjustable-angle with the angle of optical axis.
Tripleplane the most according to claim 4 optic modulating device, it is characterised in that described first polarized light controller
(111), the polarized light of described 0 ° is changed into circle by the second polarized light controller (110), the 3rd polarized light controller (112) respectively
Polarized light, corresponding light path is amplified on described curtain (113) by described lens (106).
Tripleplane the most according to claim 1 optic modulating device, it is characterised in that described scialyscope (100), polarization point
Light prism (104), lens (106), distance between the first polarized light controller (111) and curtain (113) are adjustable distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620622328.1U CN205844736U (en) | 2016-06-23 | 2016-06-23 | A kind of tripleplane optic modulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620622328.1U CN205844736U (en) | 2016-06-23 | 2016-06-23 | A kind of tripleplane optic modulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205844736U true CN205844736U (en) | 2016-12-28 |
Family
ID=58153927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620622328.1U Ceased CN205844736U (en) | 2016-06-23 | 2016-06-23 | A kind of tripleplane optic modulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205844736U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017198239A3 (en) * | 2016-05-18 | 2018-01-04 | 颜栋卿 | Three-dimensional projection light modulation device capable of increasing light utilisation |
| WO2019037148A1 (en) * | 2017-08-22 | 2019-02-28 | 深圳市乐视环球科技有限公司 | Device and method for automatically adjusting position of stereoscopic projection device |
-
2016
- 2016-06-23 CN CN201620622328.1U patent/CN205844736U/en not_active Ceased
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017198239A3 (en) * | 2016-05-18 | 2018-01-04 | 颜栋卿 | Three-dimensional projection light modulation device capable of increasing light utilisation |
| US10663852B2 (en) | 2016-05-18 | 2020-05-26 | Dongqing Yan | Polarization modulator for stereoscopic projection with high light efficiency and polarization beam splitting prism assembly thereof |
| WO2019037148A1 (en) * | 2017-08-22 | 2019-02-28 | 深圳市乐视环球科技有限公司 | Device and method for automatically adjusting position of stereoscopic projection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207937699U (en) | A kind of reflective mixed display device | |
| CN104950445B (en) | virtual image display apparatus and head-mounted display | |
| CN104360484B (en) | A kind of light wave medium, glasses and its imaging method | |
| WO2015043098A1 (en) | Multi-viewing angle naked-eye three-dimensional display system and display method therefor | |
| CN110300905A (en) | For having the method and system of the display equipment of integrated polarizer | |
| CA2861727A1 (en) | Stereoscopic image apparatus | |
| CN202057900U (en) | Optical system for stereoscopic projection | |
| EA201001227A1 (en) | PRESERVING POLARIZATION PROJECTION SCREEN | |
| JP2017519242A5 (en) | ||
| CN107247333A (en) | The display system of switchable display modes | |
| CN102253497B (en) | Polarizing type stereo projector engine | |
| TW201027224A (en) | Projecting lens and projecting apparatus using the same | |
| CN203745791U (en) | Beam-splitting projection equipment | |
| JP2014240960A (en) | Aerial image projector | |
| US10291906B2 (en) | Stereoscopic image device having improved brightness and method for providing stereoscopic image | |
| CN203759363U (en) | Three-dimensional projection device | |
| CN205844736U (en) | A kind of tripleplane optic modulating device | |
| CN106990651A (en) | A kind of infrared projection system | |
| CN105700282A (en) | Rear projection device | |
| CN109856808A (en) | Suspension display device | |
| CN103616772B (en) | 3D video system and 3D projecting method | |
| CN204009348U (en) | Stereo projection apparatus and polarization splitting prism thereof | |
| TWI619996B (en) | Near-Eye Display Device | |
| CN209624913U (en) | A kind of high-precision air display system | |
| CN108152952A (en) | A kind of nearly eye display optical system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20180319 Decision number of declaring invalidation: 35175 Granted publication date: 20161228 |
|
| IW01 | Full invalidation of patent right |