CN208819006U - Colour wheel and lighting system - Google Patents
Colour wheel and lighting system Download PDFInfo
- Publication number
- CN208819006U CN208819006U CN201821803930.0U CN201821803930U CN208819006U CN 208819006 U CN208819006 U CN 208819006U CN 201821803930 U CN201821803930 U CN 201821803930U CN 208819006 U CN208819006 U CN 208819006U
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- Prior art keywords
- blue light
- light
- colour wheel
- face
- area
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
Abstract
The utility model relates to a kind of lighting system, which includes runner ontology, and ring part is formed on runner ontology, and ring part is divided into absorb blue light and issue wavelength different from the fluorescence spectrophotometer area of blue light wavelength and to the transparent area of transmission laser；The lighting system includes the light source for issuing blue light, the first lens module that light source side is arranged in, anti-blue reddish yellow green dichroic piece, colour wheel and reflecting mirror thoroughly, and dichroic piece has the first face for being biased to the first lens module and the second face backwards to the first lens module；Light source issues blue light towards the first lens module；Blue light focuses to the first face of dichroic piece through the first lens module, and blue light is reflected to colour wheel in the first face of dichroic piece；The some blue light reflexed on colour wheel be absorbed with issue wavelength different from blue light wavelength light to the first face of dichroic piece；The some blue light reflexed on colour wheel is transmitted through reflecting mirror by transparent area；Reflecting mirror is by the second face of blu-ray reflection to dichroic piece.
Description
Technical field
The utility model relates to a kind of colour wheel and lighting systems.
Background technique
In existing laser-projector optical path mould group, generally using blue light as main light source, the light that blue light issues passes through glimmering
Radiant is converted into yellow light and green light, is then converted into redgreenblue by filter wheel and is incident upon on dmd chip, to be formed
The image that human eye is seen.But in current lighting system, usually there are problems that power is low and luminance difference.
Utility model content
The purpose of this utility model is to provide a kind of colour wheels and lighting system that can be realized high power and high brightness.
In order to achieve the above objectives, the utility model provides the following technical solutions: a kind of colour wheel, including runner ontology, described
Ring part is formed on runner ontology, the ring part is divided into absorb blue light and issue wavelength different from blue light wavelength
Fluorescence spectrophotometer area and transparent area to transmission laser.
Further, the ring part is made of multiple arcs light splitting piece, and the fluorescence spectrophotometer area, transparent area are by annular point
Mating plate is formed.
Further, the fluorescence spectrophotometer area includes to absorb blue light and issue the yellow splitting area of yellow light and to inhale
It receives blue light and issues the green splitting area of green light.
Further, the fluorescence spectrophotometer area further includes to absorb blue light and issue the red light splitting area of feux rouges.
In order to achieve the above objectives, the utility model provides the following technical solutions: a kind of lighting system, including issuing blue light
Light source, the first lens module that the light source side is set, anti-blue reddish yellow green dichroic piece, colour wheel and reflecting mirror thoroughly, institute
Stating dichroic piece has the first face for being biased to the first lens module and the second face backwards to the first lens module；
The light source issues blue light towards the first lens module；
The blue light focuses to the first face of the dichroic piece through first lens module, the dichroic piece
The blue light is reflected to colour wheel in first face；
The some blue light reflexed on the colour wheel be absorbed with issue wavelength different from blue light wavelength light to described two
To the first face of color chips；
The some blue light reflexed on the colour wheel is transmitted through the reflecting mirror by the transparent area；
The reflecting mirror is by blu-ray reflection to the second face of the dichroic piece.
Further, first lens module includes convex lens, the concavees lens set gradually along the direction of propagation of optical path
And diffusion sheet；Or first lens module includes at least one convex lens.
Further, the second lens module is provided between the dichroic piece and colour wheel.
Further, second lens module includes at least two convex lenses arranged in parallel.
Further, the light source is light source matrix.
Further, the fluorescence spectrophotometer area further includes to absorb blue light and issue the red light splitting area of feux rouges；
The some blue light reflexed on the colour wheel is located at the red light splitting area, and is absorbed to issue feux rouges to described
The first face of dichroic piece.
The utility model has the beneficial effects that: by the way that the colour wheel application of the utility model in the illumination system, is passed through
The fluorescence spectrophotometer area of colour wheel is by blue light absorption and issues wavelength different from the light of blue light wavelength, is transmitted through blue light by transparent area
Then blue light is sent to dichroic on piece by reflecting mirror by reflecting mirror, since the dichroic piece is green for anti-blue reddish yellow thoroughly, so,
So that entire lighting system can be realized high power and high brightness.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of lighting device shown in an embodiment of the present invention；
Fig. 2 is the floor map using the colour wheel in lighting device shown in Fig. 1；
Fig. 3 is the floor map using another colour wheel in lighting device shown in Fig. 1.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Referring to Figure 1 and Fig. 2, blue light is represented by dashed line in Fig. 1, and arrow a direction is the moving direction of blue light, red
Light, green light, yellow light wavelength be different from blue light, arrow b direction is the moving direction of feux rouges, green light, yellow light, feux rouges, green
Light, yellow light are indicated with chain-dotted line.Lighting system shown in an embodiment of the present invention includes the light source 1, first for issuing blue light
Lens module 2, the anti-blue green dichroic piece 3 of reddish yellow, colour wheel 4 and reflecting mirror 5 thoroughly.The light source 1 and dichroic piece 3 are respectively set
In the opposite sides of the first lens module 2, first lens module 2 is located on the blue light emitting path of light source 1, described two to
The angularly disposed side in the first lens module 2 of color chips 3, the dichroic piece 3 have the first face for being biased to the first lens module 2
31 and backwards to the first lens module 2 the second face 32.In the present embodiment, the central axes in the blue light emitting path pass through first
The center of lens module 2, the center of dichroic piece 3 really in other embodiments, due to installation deviation that may be present, are permitting
Perhaps in deviation range, the center of the first lens module 2, dichroic piece 3 center can not be in the axis in blue light emitting path
On line.In order to reduce deviation, the first lens module 2, dichroic piece 3 may be configured as movable type, can the relatively described shifting of light source 1
It is dynamic, to be adjusted when specifically used convenient for the position of the first lens module 2, dichroic piece 3.Dichroic piece 3, colour wheel 4,
The formula arrangement triangular in shape of one lens module 2, corners of the mouth arrangement is right angled triangle.The colour wheel 4 is located at reflecting mirror 5 and two
To between color chips 3.The colour wheel 4 includes runner ontology 41, is formed with ring part, the ring part quilt on the runner ontology 41
It is separated into absorb blue light and issue wavelength different from the fluorescence spectrophotometer area of blue light wavelength and to the transparent area of transmission laser
42.In the present embodiment, which includes to absorb blue light and issue the yellow splitting area 43 of yellow light and to inhale
It receives blue light and issues the green splitting area 44 of green light.In the present embodiment, the ring part is made of multiple arcs light splitting piece, described
Fluorescence spectrophotometer area, transparent area 42 are formed by annular light splitting piece.
The light source 1 issues blue light towards the first lens module 2；The blue light is focused to through first lens module 2
The blue light is reflected to colour wheel 4 in first face 31 in the first face 31 of the dichroic piece 3, the dichroic piece 3；It reflexes to described
Some blue light on colour wheel 4 be absorbed with issue wavelength different from the yellow light of blue light wavelength, green light to the dichroic piece 3 the
On one side 31；The some blue light reflexed on the colour wheel 4 is transmitted through the reflecting mirror 5 by the transparent area 42；The reflecting mirror 5
By the second face 32 of blu-ray reflection to the dichroic piece 3.Since the anti-blue reddish yellow thoroughly of the dichroic piece 3 is green, so, when colour wheel 4
Yellow light, the green light of sending will transmit through 31 to the second face 32 of the first face of dichroic piece 3 to transmit, and work as reflecting mirror 5 for blue light
The second face 32 of dichroic piece 3 is reflexed to, the second face 32 of dichroic piece 3 is by blu-ray reflection, to converge with yellow light, green light, so
Blue light, yellow light, green light can be reprocessed by the Multiplexing apparatus (not shown) of lighting system afterwards.
The light source 1 is light source matrix, certainly, the light source 1 or single source.In the present embodiment, described
One lens module 2 includes the convex lens 21, concavees lens 22 and diffusion sheet 23 set gradually along the direction of propagation of optical path, the convex lens
21, concavees lens 22 and diffusion sheet 23 are arranged in parallel, and the focus of three is coaxial.Really, in other embodiments, described first thoroughly
Mirror mould group 2 can be a convex lens 21 or be formed by multiple convex lens 21 are arranged in parallel.
In the present embodiment, the second lens module 6, second lens are provided between the dichroic piece 3 and colour wheel 4
Mould group 6 may include two convex lenses arranged in parallel.In other embodiments, the quantity of the convex lens in the second lens module
It can be arranged according to actual needs, such as one or three or three or more.
Fig. 3 is referred to, in another embodiment, the fluorescence spectrophotometer area can also include to absorb blue light and issue red
The red light splitting area 45 ' of light, to absorb blue light and issue the yellow splitting area 43 ' of yellow light and to absorb blue light and issue green
The green splitting area 44 ' of light；The some blue light reflexed on the colour wheel is located at the red light splitting area 45 ', and be absorbed with
Feux rouges is issued to first face of dichroic piece.Ring part in the present embodiment can be equally made of multiple arcs light splitting piece, institute
State red light splitting area 45 ', green splitting area 44 ', yellow splitting area 43 ', transparent area are formed by annular light splitting piece.
In conclusion by by the application of above-mentioned colour wheel 4 in the illumination system, by the fluorescence spectrophotometer area of colour wheel 4 by blue light
The light that wavelength is different from blue light wavelength is absorbed and issued, blue light is transmitted through by reflecting mirror 5 by transparent area 42, then by reflecting mirror
5 are sent to blue light on dichroic piece 3, since the dichroic piece 3 is green for anti-blue reddish yellow thoroughly, so, so that entire lighting system
It can be realized high power and high brightness.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of colour wheel, including runner ontology, ring part is formed on the runner ontology, which is characterized in that the ring part
It is divided into absorb blue light and issue wavelength different from the fluorescence spectrophotometer area of blue light wavelength and to the light transmission of transmission laser
Area.
2. colour wheel as described in claim 1, which is characterized in that the ring part is made of multiple arcs light splitting piece, described glimmering
Light splitting area, transparent area are formed by annular light splitting piece.
3. colour wheel as described in claim 1, which is characterized in that the fluorescence spectrophotometer area includes to absorb blue light and issue Huang
The yellow splitting area of light and to absorb blue light and issue the green splitting area of green light.
4. colour wheel as claimed in claim 3, which is characterized in that the fluorescence spectrophotometer area further includes to absorb blue light and issue
The red light splitting area of feux rouges.
5. a kind of lighting system, which is characterized in that including issuing the light source of blue light, the first lens of the light source side being arranged in
Mould group, the anti-blue green dichroic piece of reddish yellow, colour wheel and reflecting mirror as described in any one of Claims 1-4 item thoroughly, described two
There is the first face for being biased to the first lens module to color chips and backwards to the second face of the first lens module；
The light source issues blue light towards the first lens module；
The blue light focuses to the first face of the dichroic piece through first lens module, and the first of the dichroic piece
The blue light is reflected to colour wheel in face；
The some blue light reflexed on the colour wheel be absorbed with issue wavelength different from blue light wavelength light to the dichroic
The first face of piece；
The some blue light reflexed on the colour wheel is transmitted through the reflecting mirror by the transparent area；
The reflecting mirror is by blu-ray reflection to the second face of the dichroic piece.
6. lighting system as claimed in claim 5, which is characterized in that first lens module includes along the propagation side of optical path
To the convex lens, concavees lens and diffusion sheet set gradually；Or first lens module includes at least one convex lens.
7. lighting system as claimed in claim 5, which is characterized in that be provided with second between the dichroic piece and colour wheel thoroughly
Mirror mould group.
8. lighting system as claimed in claim 7, which is characterized in that second lens module includes at least two parallels
The convex lens of column.
9. lighting system as claimed in claim 5, which is characterized in that the light source is light source matrix.
10. lighting system as claimed in claim 5, which is characterized in that the fluorescence spectrophotometer area further includes to absorb blue light
And issue the red light splitting area of feux rouges；
The some blue light reflexed on the colour wheel is located at the red light splitting area, and be absorbed with issue feux rouges to described two to
The first face of color chips.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821803930.0U CN208819006U (en) | 2018-11-03 | 2018-11-03 | Colour wheel and lighting system |
| PCT/CN2019/115127 WO2020088670A1 (en) | 2018-11-03 | 2019-11-01 | Color wheel and illuminating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821803930.0U CN208819006U (en) | 2018-11-03 | 2018-11-03 | Colour wheel and lighting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208819006U true CN208819006U (en) | 2019-05-03 |
Family
ID=66280588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821803930.0U Active CN208819006U (en) | 2018-11-03 | 2018-11-03 | Colour wheel and lighting system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208819006U (en) |
| WO (1) | WO2020088670A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020088670A1 (en) * | 2018-11-03 | 2020-05-07 | 苏州乐梦光电科技有限公司 | Color wheel and illuminating system |
| CN112420899A (en) * | 2020-09-29 | 2021-02-26 | 湖州市汉新科技有限公司 | High-color rendering index high-thermal conductivity fluorescent film, preparation method and application in display equipment |
| CN113759648A (en) * | 2020-06-04 | 2021-12-07 | 精工爱普生株式会社 | Illumination device and projector |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9664892B2 (en) * | 2013-01-14 | 2017-05-30 | Texas Instruments Incorporated | Hybrid laser excited phosphor illumination apparatus and method |
| US9470886B2 (en) * | 2013-01-24 | 2016-10-18 | Texas Instruments Incorporated | Split phosphor/slit color wheel segment for color generation in solid-state illumination system |
| CN104765239A (en) * | 2014-01-03 | 2015-07-08 | 深圳市亿思达科技集团有限公司 | Light source system |
| CN205176468U (en) * | 2015-11-05 | 2016-04-20 | 深圳市绎立锐光科技开发有限公司 | Light source module and projection equipment |
| CN106353959B (en) * | 2016-11-24 | 2018-04-24 | 广景视睿科技（深圳）有限公司 | A kind of colour wheel and its laser source system |
| CN106371278B (en) * | 2016-11-28 | 2018-02-09 | 广景视睿科技（深圳）有限公司 | It is two-way to excite colour wheel and its light-source system |
| CN208819006U (en) * | 2018-11-03 | 2019-05-03 | 苏州乐梦光电科技有限公司 | Colour wheel and lighting system |
-
2018
- 2018-11-03 CN CN201821803930.0U patent/CN208819006U/en active Active
-
2019
- 2019-11-01 WO PCT/CN2019/115127 patent/WO2020088670A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020088670A1 (en) * | 2018-11-03 | 2020-05-07 | 苏州乐梦光电科技有限公司 | Color wheel and illuminating system |
| CN113759648A (en) * | 2020-06-04 | 2021-12-07 | 精工爱普生株式会社 | Illumination device and projector |
| CN113759648B (en) * | 2020-06-04 | 2023-10-31 | 精工爱普生株式会社 | Lighting device and projector |
| CN112420899A (en) * | 2020-09-29 | 2021-02-26 | 湖州市汉新科技有限公司 | High-color rendering index high-thermal conductivity fluorescent film, preparation method and application in display equipment |
| CN112420899B (en) * | 2020-09-29 | 2022-06-14 | 湖州市汉新科技有限公司 | High-color rendering index high-thermal conductivity fluorescent film, preparation method and application in display equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020088670A1 (en) | 2020-05-07 |
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