CN105446064B - Light supply apparatus and image display apparatus - Google Patents
Light supply apparatus and image display apparatus Download PDFInfo
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- CN105446064B CN105446064B CN201510980898.8A CN201510980898A CN105446064B CN 105446064 B CN105446064 B CN 105446064B CN 201510980898 A CN201510980898 A CN 201510980898A CN 105446064 B CN105446064 B CN 105446064B
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- light
- light beam
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- laser
- fluorescent wheel
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- 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
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
- G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
-
- 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
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2013—Plural light sources
-
- 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
- G03B21/2073—Polarisers in the lamp house
-
- 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
- G03B21/208—Homogenising, shaping of the illumination light
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
Abstract
The embodiment of the present invention provides a kind of light supply apparatus and image display apparatus, and the light supply apparatus includes：First laser system, second laser system and fluorescent wheel；The first laser system includes：First group of laser and first group of transmission optical module；The second laser system includes：Second group of laser and second group of transmission optical module；The fluorescent wheel includes：Phosphor region and transmission area；Wherein, produced by first group of laser the second light beam produced by the first light beam and second group of laser is exposed on two opposite faces of same area on the fluorescent wheel respectively；It can be seen that, the corresponding transmission optical module of every group of laser system simultaneously each can export light beam, and then beam combination described in two beams can be obtained to the mixed white light of high brightness, so as to improve the output brightness of light supply apparatus and image display apparatus.
Description
Technical field
The present embodiments relate to light source technology, more particularly to a kind of light supply apparatus and image display apparatus.
Background technology
Under normal circumstances, many laser produced using one group of laser are used as image in image display apparatus (such as projector)
The light source of display device, wherein, laser is irradiated to after some optical elements (such as speculum, convex lens or concavees lens)
The image generating unit of image display apparatus, to form image to be displayed；Generally, the light source output of image display apparatus
Brightness is about 6000-10000 lumens, and the accordingly output brightness of image display apparatus is about 3000 lumens.As image is shown
Device is widely used in the scenes such as cinema, the output brightness increase in demand to image display apparatus, current image
The output brightness (about 3000 lumens) of display device can not meet brightness requirement；Therefore, how image display apparatus is improved
Light source output brightness is the technical problem for being badly in need of solving.
In the prior art, by increasing the power of laser, to improve the output brightness of image display apparatus LASER Light Source,
So as to improve the output brightness of image display apparatus；But with the output brightness increase of LASER Light Source, due to laser thermal effect, light
Learning the transmitance and service life of element can constantly reduce, so that the service life of image display apparatus can be had a strong impact on.
The content of the invention
The embodiment of the present invention provides a kind of light supply apparatus and image display apparatus, improves light supply apparatus and image display dress
The output brightness put.
In a first aspect, the embodiment of the present invention provides a kind of light supply apparatus, including：
First laser system, second laser system and fluorescent wheel；The first laser system includes：First group of laser
And first group of transmission optical module；The second laser system includes：Second group of laser and second group of transmission optics group
Part；The fluorescent wheel includes：Phosphor region and transmission area；Wherein, first group of laser, which is used to produce, at least includes first wave
First light beam of long light；Second group of laser, which is used to produce, at least includes the second polarised light of the first wave length light
Beam；First light beam and second light beam expose to two of same area on the fluorescent wheel relatively respectively
On face；First group of transmission optical module is used for；First light beam is transmitted to the fluorescent wheel；Described second group
Transmission optical module is used for；Second light beam is transmitted to the fluorescent wheel；The fluorescent wheel is used for：Described first
Sent under the irradiation of light beam and second light beam and be different from first light beam and institute including at least one
The first light beam of the wavelength of the second light beam is stated, and first light beam is exported to second group of transmission optical module；
Transmit first light beam and second light beam；Wherein, the fluorescent wheel area is towards the first laser system
Face on be provided with for transmiting first light beam and second light beam, and the film of reflection first light beam
Layer；First group of transmission optical module is additionally operable to；Second light beam that will transmit through the fluorescent wheel is transmitted to described
Even smooth part；Second group of transmission optical module is additionally operable to；It will transmit through the first light beam of the fluorescent wheel and described
First beam Propagation is to the even smooth part.
Second aspect, the embodiment of the present invention provides a kind of image display apparatus, including：
Guide-lighting optical system, image generating unit and the light supply apparatus as described in above-mentioned first aspect.
Light supply apparatus in the present invention, including：First laser system, second laser system and fluorescent wheel；Described first
Laser system includes：First group of laser and first group of transmission optical module；The second laser system includes：Second group is swashed
Light device and second group of transmission optical module；The fluorescent wheel includes：Phosphor region and transmission area；Wherein, first group of laser
Device, which is used to produce, at least includes the first light beam of first wave length light；Second group of laser, which is used to produce, at least includes institute
State the second light beam of first wave length light；First light beam and second light beam expose to described glimmering respectively
On halo on two opposite faces of same area；First group of transmission optical module is used for；First light beam is passed
Transport to the fluorescent wheel；Second group of transmission optical module is used for；Second light beam is transmitted to the fluorescent wheel；
The fluorescent wheel is used for：Sent under the irradiation of first light beam and second light beam including at least one not
Be same as the first light beam of the wavelength of first light beam and second light beam, and by first light beam export to
Second group of transmission optical module；Transmit first light beam and second light beam；Wherein, the fluorescent wheel
Area towards being provided with the face of the first laser system for transmiting first light beam and second light beam,
And the film layer of reflection first light beam；First group of transmission optical module is additionally operable to；It will transmit through the described of the fluorescent wheel
Second light beam is transmitted to the even smooth part；Second group of transmission optical module is additionally operable to；It will transmit through the fluorescent wheel
The first light beam and first beam Propagation to the even smooth part.It can be seen that, compared in the prior art by increasing
Plus the mode of laser power, in light supply apparatus of the invention, the transmission optical module of two groups of laser systems can each output simultaneously
Light beam, and then two light beams can be superimposed to the mixed white light for obtaining high brightness, so as to not influence light supply apparatus to use
On the basis of life-span, the output brightness of light supply apparatus is improved, and then improves the output brightness of image display apparatus；Further
Ground, due to the first light beam produced by first group of laser in the light supply apparatus of the embodiment of the present invention and described
The second light beam produced by two groups of lasers is exposed on two opposite faces of same area on the fluorescent wheel respectively, is led to
Two groups of laser activating systems can be corresponded to by crossing a fluorescence wheel component, can reduce fluorescence converting member and its corresponding driving
The usage quantity of part, beneficial to the simplification of light source framework.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Figure 1A is the structural representation of light supply apparatus embodiment one of the present invention；
Figure 1B is the side view one of fluorescent wheel in light supply apparatus of the present invention；
Fig. 1 C are the front view of fluorescent wheel in light supply apparatus of the present invention；
Fig. 2A is the structural representation of light supply apparatus embodiment two of the present invention；
Fig. 2 B are the setting schematic diagram of light supply apparatus neutralizing light prism；
Fig. 2 C are the structural representation of light supply apparatus embodiment three of the present invention；
Fig. 2 D are the light path schematic diagram of light supply apparatus embodiment three of the present invention；
Fig. 3 is the structural representation of image display apparatus embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiment one
Figure 1A is the structural representation of light supply apparatus embodiment one of the present invention, and as shown in Figure 1A, light supply apparatus includes：First
Laser system 10, second laser system 11 and fluorescent wheel 12；The first laser system 10 includes：First group of laser 100
And first group of transmission optical module 101；The second laser system 11 includes：Second group of laser 110 and second group of biography
(alternatively, every group of laser can include defeated optical module 111：At least two lasers)；The fluorescent wheel 12 includes：Fluorescence
(alternatively, the fluorescent wheel is transmission-type fluorescent wheel for area and transmission area；The fluorescent wheel is carried out by centrally disposed motor
Rotation)；Alternatively, the fluorescent wheel area is towards being provided with the face of the first laser system 10 for transmiting the first polarised light
Beam and the second light beam, and the film layer of reflection first light beam.Alternatively, the first laser system 10 and described second
Laser system 11 is arranged at the both sides of the fluorescent wheel 12；The first light beam produced by first group of laser and described
The second light beam produced by second group of laser is exposed on two opposite faces of same area on the fluorescent wheel respectively,
Only include a fluorescent wheel i.e. in the light supply apparatus of the embodiment of the present invention, fluorescence converting member and its corresponding driving can be reduced
The usage quantity of part, beneficial to the simplification of light source framework.Alternatively, the fluorescent wheel includes transparency carrier, the transparency carrier
It is upper that the phosphor region and transmission area are set, wherein, the phosphor region is fluorescent material and inorganic material (for example, the inorganic material
Can be ceramics, quartz or glass etc.) phosphor powder layer that is mixed, and invest a surface of the transparency carrier, institute
State the first light beam to expose in the one side of the phosphor powder layer, second light beam is passed through after the transparency carrier again
Expose to the another side of the phosphor powder layer；Or, alternatively, the phosphor region is that fluorescent material and inorganic material are mixed
Phosphor powder layer (without other transparency carriers, the phosphor powder layer inherently lens substrate), first light beam and second
Light beam is radiated at the two sides of the phosphor powder layer respectively.It can be seen that, compared to existing fluorescent wheel (including：Two layers of transparent base
Plate and phosphor powder layer, wherein, the phosphor powder layer is clipped between two layers of transparency carrier), the fluorescence of the present embodiment light supply apparatus
Wheel is more beneficial for radiating.
Wherein, first group of laser 100, which is used to produce, at least includes the first light beam (such as P of first wave length light
Light)；Second group of laser 110, which is used to produce, at least includes the second light beam (such as S light) of the first wave length light；Can
Selection of land, laser described in every group can be mono-colour laser or two-color laser device, such as 1) when first group of laser 100
During with second group of laser 110 for mono-colour laser, first group of laser, which is used to produce, includes first wave length light (such as
Blue light) the first light beam, second group of laser be used for produce include the second of first wave length light (such as blue light)
Light beam；2) when first group of laser 100 and second group of laser 110 are two-color laser device, described first
Group laser 100, which is used to produce, includes the first polarised light of first wave length light (such as blue light) and second wave length light (such as red light)
Beam, second group of laser 110, which is used to produce, includes first wave length light (such as blue light) and second wave length light (such as red light)
The second light beam.
Wherein, first group of transmission optical module 101 is used for；First light beam is transmitted to the fluorescent wheel
12；Second group of transmission optical module 111 is used for；Second light beam is transmitted to the fluorescent wheel 12；It is described glimmering
Halo 12 is used for：Send and be different from including at least one under the irradiation of first light beam and second light beam
First light beam of the wavelength of first light beam and second light beam, and first light beam is exported to described
Second group of transmission optical module 111；Transmit first light beam and second light beam；Alternatively, 1) when described
(such as described first group of laser is used to produce when first group of laser 100 and second group of laser 110 are mono-colour laser
Raw to include the first light beam of blue light, second group of laser, which is used to produce, includes the second light beam of blue light),
The phosphor region is used for：Sent under the irradiation of first light beam and second light beam including at least two not
Be same as the wavelength of first light beam and second light beam the first light beam (i.e. described first light beam include to
Few two kinds of wavelength lights different from first light beam and the wavelength of second light beam, such as described first light beam
In at least include red light and green light)；Accordingly, the transmission area is used for：Transmission includes first wave length light (such as blue light)
First light beam and second light beam；2) when first group of laser 100 and second group of laser
When device 110 is two-color laser device, first group of laser 100, which is used to produce, includes first wave length light (such as blue light) and second
First light beam of wavelength light (such as red light), second group of laser 110, which is used to produce, includes first wave length light (such as indigo plant
Coloured light) and second wave length light (such as red light) the second light beam, the phosphor region is used for：In first light beam and
Sent under the irradiation of second light beam and be different from first light beam and second polarization including at least one
(i.e. described first light beam includes at least one different from first light beam and described first light beam of the wavelength of light beam
At least include green light in the wavelength light of the wavelength of second light beam, such as described first light beam)；Accordingly, the transmission
Area is used for：Transmission include first light beam of first wave length light (such as blue light) and second wave length light (such as red light) with
Second light beam.
Further, first group of transmission optical module 101 is additionally operable to；It will transmit through described the second of the fluorescent wheel 12
Light beam is transmitted to even smooth part (alternatively, the even smooth part is the part in guide-lighting optical system)；Described second group
Transmission optical module 111 is additionally operable to；It will transmit through the first light beam of the fluorescent wheel 12 and exported by the fluorescent wheel 12
First beam Propagation to the even smooth part, be embodied as the purpose that image generating unit provides higher source luminance；It is optional
Ground, the even smooth part can be optical wand, and the even smooth part is used for first polarised light that will be focused in even smooth part
The uniform-illumination of beam, second light beam and first light beam, uniform photograph is provided for the image generating unit
It is bright.It can be seen that, compared in the prior art by way of increasing laser power, in the embodiment of the present invention, laser described in two groups
The transmission optical module of system can each output light beam, and then it is white that two light beams superposition can be obtained to the mixing of high brightness simultaneously
Light, so as on the basis of light supply apparatus service life is not influenceed, improve the output brightness of light supply apparatus, and then is improved
The output brightness of image display apparatus；Further, due to first group of laser in the light supply apparatus of the embodiment of the present invention
The second light beam produced by the first light beam and second group of laser produced by device exposes to described glimmering respectively
On halo on two opposite faces of same area, two groups of laser activating systems, energy can be corresponded to by a fluorescence wheel component
The usage quantity of fluorescence converting member and its corresponding driving part is enough reduced, beneficial to the simplification of light source framework.
Alternatively, first group of laser, which is used to produce, includes the first light beam of first wave length light (such as blue light)
(i.e. described first group of laser is mono-colour laser), second group of laser, which is used to produce, includes the first wave length light
Second light beam (i.e. described second group of laser is mono-colour laser) of (such as blue light), the phosphor region includes：First
Phosphor region and the second phosphor region；Wherein, first phosphor region is used in first light beam and second polarised light
The second light beam including second wave length light (such as red light) is sent under the irradiation of beam (alternatively, at least to wrap in second light beam
Include：Second wave length light；Such as described second light beam is to include the yellow light beam of red light)；Second phosphor region is used in institute
The 3rd light beam with the 3rd wavelength (such as green light) is sent under the irradiation for stating the first light beam and second light beam；
I.e. described first light beam includes：Second light beam and the 3rd light beam.
Figure 1B is the side view one of fluorescent wheel in light supply apparatus of the present invention, and Fig. 1 C are fluorescent wheel in light supply apparatus of the present invention
Front view.As shown in Figure 1B, the fluorescent wheel is divided into：First phosphor region, second phosphor region and the transmission area；
Alternatively, first phosphor region, second phosphor region and the transmission area can be located at fluorescent wheel substrate (such as transparency carrier)
Outer circumferential area.As shown in Figure 1 C, the fluorescent wheel includes：Motor 120, fluorescent wheel substrate 121, for transmit first polarize
The film layer 122 of light beam and the second light beam and reflection first light beam, and phosphor powder layer 123.With reference to Figure 1A, Tu1BHe
Shown in Fig. 1 C, when two groups of lasers irradiate simultaneously, the light beam described in every group produced by laser is irradiated to described glimmering
On halo substrate 121 on two opposite faces of identical irradiation area (while producing the light beam of same color), so as to improve
The output brightness of light supply apparatus.
Alternatively, first phosphor region, second phosphor region and the transmission area may be additionally located at fluorescent wheel substrate
On whole plectane face, can also there are other set-up modes certainly, the embodiment of the present invention is to first phosphor region, second fluorescence
The set-up mode of area and the transmission area is not restricted.
Alternatively, first group of laser, which is used to produce, includes first wave length light (such as blue light) and second wave length light
First light beam (i.e. described first group of laser is two-color laser device) of (such as red light), second group of laser is used for
Producing includes the second light beam (i.e. described the of the first wave length light (such as blue light) and second wave length light (such as red light)
Two groups of lasers are two-color laser device), the phosphor region is used in first light beam and second light beam
The 3rd light beam with the 3rd wavelength (such as green light) is sent under irradiation, i.e., described first light beam includes the 3rd light beam；It is right
Ying Di, the transmission area includes：The transmission area of the first wave length light (is used to transmit first light beam and described second
The first wave length light that light beam includes) and the second wave length light transmission area (be used for transmit first light beam
The second wave length light included with second light beam).
Embodiment two
Fig. 2A is the structural representation of light supply apparatus embodiment two of the present invention, on the basis of above-described embodiment, described the
One group of transmission optical module 101 includes：First closing light eyeglass 101a；Second group of transmission optical module 111 includes：Second closes
Light microscopic piece 111a；Wherein, it is provided with the first closing light eyeglass 101a on the first face of first group of laser 100
Leaned in film layer for transmiting first light beam and reflection second light beam, the first closing light eyeglass 101a
The film layer for transmiting first light beam is provided with second face of the nearly fluorescent wheel 12；The second closing light eyeglass
It is provided with 111a on the 3rd face of second group of laser 110 for transmiting second light beam and reflection institute
State in the film layer of the first light beam, the second closing light eyeglass 11a and be provided with use on the fourth face of the fluorescent wheel 12
In the film layer for transmiting second light beam and reflection first light beam.Wherein, 1) the first closing light eyeglass 101a is used
In：Transmitted through the first light beam produced by first group of laser 100, and by first light beam to described
Fluorescent wheel 12；2) the second closing light eyeglass 111a is used for：Through the second polarised light produced by second group of laser 110
Beam, and second light beam is transmitted to the fluorescent wheel 12；3) fluorescent wheel 12 is additionally operable to：It will transmit through described glimmering
Second light beam of halo 12 is transmitted to the first closing light eyeglass 101a；It will transmit through the first polarization of the fluorescent wheel 12
Beam Propagation is to the second closing light eyeglass 111a；First light beam produced by the fluorescent wheel 12 is exported to described
Two closing light eyeglass 11a；4) the first closing light eyeglass 101a is additionally operable to：It will transmit through the second light beam of the fluorescent wheel 12
Export to the even smooth part 13；5) the second closing light eyeglass 111a is additionally operable to：It will transmit through the first of the fluorescent wheel 12
First beam Propagation that light beam and the fluorescent wheel 12 are transmitted is to the even smooth part 13.Alternatively, described
One closing light eyeglass and/or the second closing light eyeglass can be dichroscope or other closing light parts, the present embodiment to this simultaneously
It is not restricted.
Alternatively, first group of transmission optical module 101 also includes：First convergent lens 101b；Second group of biography
Defeated optical module 111 includes：Second convergent lens 111b；Wherein, 1) the first closing light eyeglass 101a is additionally operable to：It will transmit through
Second light beam of the fluorescent wheel reflexes to the first convergent lens 101b；2) the first convergent lens 101b is used
In：Convergent beam is formed by being compressed by the first closing light eyeglass 101a second light beams reflected, and is transmitted
To the even smooth part 13；3) the second closing light eyeglass 111a is additionally operable to：It will transmit through the first polarization of the fluorescent wheel 12
First light beam that light beam and the fluorescent wheel 12 are transmitted reflexes to the second convergent lens 111b；4) second meeting
Poly- lens 111b is used for：The second closing light eyeglass 111a, first light beams reflected and first light beam are entered
Row compression forms convergent beam, and transmits to the even smooth part 13.
In order that convergent beam (including described second light beam) and the institute of the first convergent lens 101b transmission
State the second convergent lens 111b transmission convergent beam (including：First light beam and first light beam) all efficiently
Into the even smooth part 13, alternatively, the entrance of the even smooth part 13 is also provided with the portion for changing optical path direction
Part, such as plane mirror or light-combining prism；Alternatively, described device also includes：Light-combining prism (such as right-angle prism or three
Angle prism), the light-combining prism is used for second light beam that will be transmitted by the first convergent lens 101b, and
First light beam and the first light beam closing light of the second convergent lens 111b transmission simultaneously reflex to the even light
Part 13.Fig. 2 B are the setting schematic diagram of light supply apparatus neutralizing light prism, and as shown in Figure 2 B, the light-combining prism passes through reflecting surface
Will：The convergent beam that convergent lens in laser system described in every group is reflected by corresponding speculum (such as 101e or 111e)
All reflex to the even smooth part 13.Alternatively, the even smooth part 13 is arranged at the top of the fluorescent wheel and positioned at institute
State between first laser system and the second laser system.
It can be seen that, in the light supply apparatus of the embodiment of the present invention, two groups of laser activating systems are corresponded to by a fluorescent wheel, with
Two beam convergent beams are formed, and then the two beams convergent beam can be superimposed to the mixed white light for obtaining high brightness, so as to not only carry
The high output brightness of light supply apparatus, while beneficial to the simplification of light source framework.
Embodiment three
Fig. 2 C are the structural representation of light supply apparatus embodiment three of the present invention, on the basis of above-mentioned Fig. 2A and Fig. 2 B, institute
Stating first group of transmission optical module 101 also includes：First collimation lens set 101c, wherein, the first collimation lens set 101c
It is arranged between the first closing light eyeglass 101a and the fluorescent wheel 12；The first collimation lens set 101c is used for：Will be saturating
The first light beam for crossing the first closing light eyeglass 101a is collimated, and fluorescent wheel 12 described in directive；It will transmit through described glimmering
Second light beam of halo 12 is collimated, and the first closing light eyeglass 101a described in directive；And/or, second group of transmission
Optical module 111 also includes：Second collimation lens set 111c, wherein, the second collimation lens set 111c is arranged at described
Between two closing light eyeglass 111a and the fluorescent wheel 12；The second collimation lens set 111c is used for：Described second is will transmit through to close
Light microscopic piece 111a the second light beam is collimated, and fluorescent wheel 12 described in directive；By the institute produced by the fluorescent wheel
State that the dispersion angle of the first light beam is very big and directionality is indefinite, the second collimation lens set 111c is additionally operable to：It will transmit through described
First light beam of fluorescent wheel 12 and collimated by first light beam that the fluorescent wheel 12 is transmitted, and described in directive
Second closing light eyeglass 111a.Alternatively, first collimation lens set and second collimation lens set respectively include：Two convex lens
Mirror.
Alternatively, first group of transmission optical module 101 also includes：First shrink beam system 101d, wherein, described first
Shrink beam system 101d is arranged between first group of laser 100 and the first closing light eyeglass 101a；And/or, described
Two groups of transmission optical modules 111 also include：Second shrink beam system 111d, wherein, the second shrink beam system 111d is arranged at institute
State between second group of laser 110 and the second closing light eyeglass 111a.Alternatively, the first shrink beam system and described second
Shrink beam system respectively includes：One convex lens and a concavees lens.
Alternatively, first group of transmission optical module 101 also includes：First speculum 101e, wherein, described first is anti-
Penetrating mirror 101e is used for：The first convergent lens 101b convergent beams transmitted are reflexed into the even smooth part 13；And/or,
Second group of transmission optical module 111 also includes：Second speculum 111e, wherein, the second speculum 111e is used for：Will
The convergent beam of the second convergent lens 111b transmission reflexes to the even smooth part 13.
Alternatively, first group of laser 100 and/or second group of laser 110 can include：Two rows are vertical
The laser row of placement, wherein, each laser row include：At least two lasers.Alternatively, when described first group is swashed
Light device 100 and/or second group of laser 110 include：During the laser row that two rows are disposed vertically, two row is disposed vertically
Laser row between be provided with speculum in 45 degree direction lines, the speculum be used for will be produced by two row's lasers row it is sharp
It is photosynthetic to turn into light beam, and the corresponding shrink beam system of directive all the way.
It is used for below with fluorescent wheel：Under the irradiation of the described first polarization blue light beam and the second polarization blue light beam
Send exemplified by the first light beam (including yellow light beam and green beam), optic path direction and path are described in detail.Figure
2D is the light path schematic diagram of light supply apparatus embodiment three of the present invention, represents the first polarization indigo plant respectively using four kinds of form arrows in figure
Color beam, the second polarization blue light beam, yellow light beam and the optic path direction of green beam and path.As shown in Figure 2 D, (1)
The first polarization blue light beam that the area of first group of generation of laser 100 is larger forms a branch of face by the first shrink beam system 101d
The first smaller and parallel polarization blue light beam of product, directive the first closing light eyeglass 101a (alternatively, the first closing light eyeglasses
It is provided with 101a on the first face of first group of laser 100 and polarizes blue light beam and anti-for transmiting described first
The film layer of the second polarization blue light beam is penetrated, and close to the second face of the fluorescent wheel 12 in the first closing light eyeglass 101a
On be provided with for transmit it is described first polarization blue light beam film layer), it is described first polarization blue light beam pass through the first closing light
Eyeglass 101a transmissive illumination is to the first collimation lens set 101c, and the first polarization blue light beam collimates saturating by described first
Microscope group 101c collimated beam sizes further reduce and directive fluorescent wheel；With the rotation of fluorescent wheel 12, first polarization
Blue light beam can be irradiated to first phosphor region of fluorescent wheel successively and (can be sent out under the irradiation of the described first polarization blue light beam
Go out yellow light beam), second phosphor region (can send green beam under the irradiation of the described first polarization blue light beam) and institute
State transmission area (the first polarization blue light beam can be transmitted), 1) on the one hand, the fluorescent wheel 12 is passed through by the transmission area
First polarization blue light beam transmit to the second collimation lens set 111c；2) on the other hand, due to the phosphor region direction
It is provided with the face of the first laser system 10 and polarizes blue light beam and the second polarization blue light beam for transmiting first, and instead
Penetrate the film layer of yellow light beam and green beam, the fluorescence under the irradiation that the fluorescent wheel 12 polarizes blue light beam by described first
Take turns the yellow light beam produced and green beam is exported to the second collimation lens set 111c.
(2) second groups of lasers 110 produce the second larger polarization blue light beam of area and pass through the second shrink beam system 111d
Form the second smaller and parallel polarization blue light beam of a branch of area, directive the second closing light eyeglass 111a (alternatively, described second
It is provided with closing light eyeglass 111a on the 3rd face of second group of laser 110 for transmiting the second polarization blueness
The film layer of light beam and reflection the first polarization blue light beam, and close to the fluorescent wheel 12 in the second closing light eyeglass 11a
Fourth face on be provided with for transmiting the second polarization blue light beam and reflecting the yellow light beam and the green beam
Film layer), the second polarization blue light beam is by the second closing light eyeglass 111a transmissive illumination to the second collimation lens set
111c, the second polarization blue light beam further reduces simultaneously by the collimated beam sizes of the second collimation lens set 111c
Directive fluorescent wheel；With the rotation of fluorescent wheel 12, the second polarization blue light beam can be irradiated to described the of fluorescent wheel successively
One phosphor region (can send yellow light beam under the irradiation of the described second polarization blue light beam), second phosphor region are (described
Second polarization blue light beam irradiation under can send green beam) and the transmission area (can transmit it is described second polarize blue light
Beam), 1) on the one hand, the second polarization blue light beam by the transmission area through the fluorescent wheel 12 is transmitted to the described first standard
Straight lens group 101c；Further, the second polarization blue light beam is penetrated by the collimation of the first collimation lens set 101c
To the first closing light eyeglass 101a (alternatively, close to first group of laser 100 in the first closing light eyeglass 101a
The film layer for transmiting the first polarization blue light beam and reflection the second polarization blue light beam is provided with first face),
By the transmission and reflection of the first closing light eyeglass 101a to the first convergent lens 101b；Further, described second is inclined
The blue light beam that shakes exposes to the first speculum 101e through the first convergent lens 101b, by the first speculum 101e
Reflex to the even smooth part 13 (alternatively, the porch of the even smooth part is provided with light-combining prism)；2) another aspect, by
Blue light beam and second is polarized for transmiting first towards being provided with the face of the first laser system 10 in the phosphor region
Blue light beam, and the film layer of reflection yellow light beam and green beam are polarized, the fluorescent wheel 12 swashs second light beam
The yellow light beam and green beam that the fluorescent wheel is produced under the irradiation of light are exported to the second collimation lens set 111c；Enter one
Step ground, the first polarization blue light beam, the fluorescent wheel 12 through the fluorescent wheel 12 are in the described first polarization blue light beam
The lower produced yellow light beam of irradiation and green beam and the fluorescent wheel 12 are in the described second irradiation for polarizing blue light beam
Lower produced yellow light beam and green beam are by the second closing light described in the collimation directive of the second collimation lens set 111c
Eyeglass 111a (is provided with for saturating in the second closing light eyeglass 111a on the 3rd face of second group of laser 110
Penetrate the film layer of the second polarization blue light beam and reflection the first polarization blue light beam, and the second closing light eyeglass 11a
In be provided with the fourth face of the fluorescent wheel 12 for transmiting the second polarization blue light beam and reflecting the yellow
The film layer of light beam and the green beam), assemble saturating to described second by the transmission and reflection of the second closing light eyeglass 111a
Mirror 111b, further, the second speculum 111e is exposed to through the second convergent lens 111b, by the described second reflection
Mirror 111e reflexes to the even smooth part 13.It can be seen that, in the present embodiment, the corresponding convergent lens of two groups of laser systems can be simultaneously defeated
Go out a branch of convergent beam, convergent beam superposition described in two beams can be obtained to the mixed white light of high brightness by light-combining prism, so that
Improve the output brightness of light supply apparatus.
Alternatively, fin is also provided between the shrink beam system in every group of laser system and corresponding closing light eyeglass,
The fin is used for：The light beam after shrink beam is homogenized, to prevent from causing because the optical density unevenness of light beam is even
Hot-spot can be caused by being irradiated on fluorescent wheel, so that the problem of causing to burn to fluorescent material and matrix.
Example IV
Fig. 3 is the structural representation of image display apparatus embodiment of the present invention, as shown in figure 3, the embodiment of the present invention is reflected
As display device 30 includes：Guide-lighting optical system 301, image generating unit 302 and light supply apparatus 303；Wherein, the light source
Device 303 can use the structure of above-mentioned light supply apparatus any embodiment of the invention, and its implementing principle and technical effect is similar, this
Place is repeated no more.Alternatively, the guide-lighting optical system includes：Even smooth part.
Alternatively, the guide-lighting optical system also includes filter wheel, wherein, the filter wheel is arranged at the even smooth part
Between the image generating unit.
The light supply apparatus of the present embodiment image display apparatus corresponds to two groups of laser activating systems by a fluorescent wheel, with
Form two beam convergent beams, so the high brightness obtained after can the two beams convergent beam be superimposed mixed white light as described
The light source of image generating unit, so as on the basis of light supply apparatus service life is not influenceed, not only increase light supply apparatus
The output brightness and output brightness of image display apparatus, while beneficial to the simplification of light source framework.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (13)
1. a kind of light supply apparatus, it is characterised in that including：
First laser system, second laser system and fluorescent wheel；The first laser system includes：First group of laser and
First group of transmission optical module；The second laser system includes：Second group of laser and second group of transmission optical module；Institute
Stating fluorescent wheel includes：Phosphor region and transmission area；
Wherein, first group of laser, which is used to produce, at least includes the first light beam of first wave length light；
Second group of laser, which is used to produce, at least includes the second light beam of the first wave length light；
First light beam and second light beam expose to two phases of same area on the fluorescent wheel respectively
On opposite；
First group of transmission optical module is used for；First light beam is transmitted to the fluorescent wheel；
Second group of transmission optical module is used for；Second light beam is transmitted to the fluorescent wheel；
The fluorescent wheel is used for：Sent under the irradiation of first light beam and second light beam including at least one
The first light beam of the wavelength different from first light beam and second light beam is planted, and first light beam is defeated
Go out to second group of transmission optical module；Transmit first light beam and second light beam；Wherein, it is described glimmering
Light area is towards being provided with the face of the first laser system for transmiting first light beam and second polarised light
Beam, and the film layer of reflection first light beam；
First group of transmission optical module is additionally operable to；Second light beam that will transmit through the fluorescent wheel is transmitted to even light
Part；
Second group of transmission optical module is additionally operable to；It will transmit through the first light beam and first light of the fluorescent wheel
Beam is transmitted to the even smooth part；
First group of transmission optical module includes：First closing light eyeglass；Second group of transmission optical module includes：Second closes
Light microscopic piece；
Wherein, it is provided with the first closing light eyeglass on the first face of first group of laser for transmiting described the
Close to the second of the fluorescent wheel in the film layer of one light beam and reflection second light beam, the first closing light eyeglass
The film layer for transmiting first light beam is provided with face；
It is provided with the second closing light eyeglass on the 3rd face of close second group of laser inclined for transmiting described second
Shake the film layer of light beam and reflection first light beam, in the second closing light eyeglass on the fourth face of the fluorescent wheel
It is provided with the film layer for transmiting second light beam and reflection first light beam.
2. light supply apparatus according to claim 1, it is characterised in that the first laser system and the second laser system
System is arranged at the both sides of the fluorescent wheel.
3. light supply apparatus according to claim 1, it is characterised in that the fluorescent wheel includes transparency carrier, described transparent
The phosphor region and transmission area are set on substrate；
The phosphor region is the phosphor powder layer that fluorescent material and inorganic material are mixed, and invests a table of the transparency carrier
Face, first light beam is exposed in the one side of the phosphor powder layer, and second light beam passes through the transparent base
The another side of the phosphor powder layer is exposed to after plate again.
4. light supply apparatus according to claim 1, it is characterised in that the phosphor region is that fluorescent material and inorganic material are mixed
The phosphor powder layer being made, first light beam and the second light beam are radiated at the two sides of the phosphor powder layer respectively.
5. light supply apparatus according to claim 1, it is characterised in that first group of laser, which is used to produce, includes first
First light beam of wavelength light, second group of laser, which is used to produce, includes the second polarised light of the first wave length light
Beam, the phosphor region includes：First phosphor region and the second phosphor region；
Wherein, first phosphor region is sent under the irradiation of first light beam and second light beam including
Second light beam of two wavelength；
Second phosphor region is sent with the 3rd ripple under the irradiation of first light beam and second light beam
The 3rd long light beam；
First light beam includes：Second light beam and the 3rd light beam.
6. light supply apparatus according to claim 1, it is characterised in that first group of laser, which is used to produce, includes first
First light beam of wavelength light and second wave length light, second group of laser be used for produce include the first wave length light with
Second light beam of second wave length light, the phosphor region is used in first light beam and second light beam
The 3rd light beam with the 3rd wavelength is sent under irradiation；
The transmission area includes：The transmission area of the transmission area of the first wave length light and the second wave length light.
7. light supply apparatus according to claim 1, it is characterised in that described device also includes：Light-combining prism；
The light-combining prism is used for：The second light beam that will be transmitted by first group of transmission optical module, and it is described
The first light beam that second group of transmission optical module is transmitted and the first light beam closing light are simultaneously transmitted into the even smooth part.
8. the light supply apparatus according to any one of claim 1-7, it is characterised in that
The first closing light eyeglass is used for：Through the first light beam produced by first group of laser, and by described
One light beam is transmitted to the fluorescent wheel；
The second closing light eyeglass is used for：Through the second light beam produced by second group of laser, and by described
Two light beams are transmitted to the fluorescent wheel；
The fluorescent wheel is additionally operable to：The second light beam that will transmit through the fluorescent wheel is transmitted to the first closing light eyeglass；
The first light beam that will transmit through the fluorescent wheel is transmitted to the second closing light eyeglass；By the institute produced by the fluorescent wheel
The first light beam is stated to export to the second closing light eyeglass；
The first closing light eyeglass is additionally operable to：The second light beam that will transmit through the fluorescent wheel is transmitted to the even light portion
Part；
The second closing light eyeglass is additionally operable to：It will transmit through the first light beam and the fluorescent wheel transmission of the fluorescent wheel
First beam Propagation to the even smooth part.
9. light supply apparatus according to claim 8, it is characterised in that first group of transmission optical module also includes：The
One convergent lens；Second group of transmission optical module includes：Second convergent lens；
Wherein, the first closing light eyeglass is additionally operable to：The second light beam that will transmit through the fluorescent wheel reflexes to described
One convergent lens；
First convergent lens is used for：Shape will be compressed by second light beam of the first closing light lens reflecting
Into convergent beam, and transmit to the even smooth part；
The second closing light eyeglass is additionally operable to：It will transmit through the first light beam and the fluorescent wheel transmission of the fluorescent wheel
First light beam reflex to second convergent lens；
Second convergent lens is used for：By first light beam of the second closing light lens reflecting and described first
Light beam is compressed to form convergent beam, and transmits to the even smooth part.
10. light supply apparatus according to claim 8, it is characterised in that first group of transmission optical module also includes：The
Collimating lens group, wherein, first collimation lens set is arranged between the first closing light eyeglass and the fluorescent wheel；
And/or, second group of transmission optical module also includes：Second collimation lens set, wherein, second collimation lens set
It is arranged between the second closing light eyeglass and the fluorescent wheel.
11. light supply apparatus according to claim 8, it is characterised in that first group of transmission optical module also includes：The
One shrink beam system, wherein, the first shrink beam system is arranged between first group of laser and the first closing light eyeglass；
And/or, second group of transmission optical module also includes：Second shrink beam system, wherein, the second shrink beam system is set
Between second group of laser and the second closing light eyeglass.
12. light supply apparatus according to claim 8, it is characterised in that first group of transmission optical module also includes：The
One speculum, wherein, first speculum is used for：The convergent beam that first convergent lens is transmitted reflexes to the even light portion
Part；
And/or, second group of transmission optical module also includes：Second speculum, wherein, second speculum is used for：Will
The convergent beam of second convergent lens transmission reflexes to the even smooth part.
13. a kind of image display apparatus, it is characterised in that including：Guide-lighting optical system, image generating unit and as right will
Seek the light supply apparatus any one of 1-12.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710976122.8A CN107728414A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201710976097.3A CN107561840A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201710976075.7A CN107664908A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201510980898.8A CN105446064B (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510980898.8A CN105446064B (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710976122.8A Division CN107728414A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201710976097.3A Division CN107561840A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201710976075.7A Division CN107664908A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105446064A CN105446064A (en) | 2016-03-30 |
| CN105446064B true CN105446064B (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710976122.8A Pending CN107728414A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201710976075.7A Pending CN107664908A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201510980898.8A Active CN105446064B (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201710976097.3A Pending CN107561840A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710976122.8A Pending CN107728414A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
| CN201710976075.7A Pending CN107664908A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710976097.3A Pending CN107561840A (en) | 2015-12-23 | 2015-12-23 | Light supply apparatus and image display apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105700281B (en) * | 2016-04-06 | 2018-05-25 | 深圳市华星光电技术有限公司 | Light source assembly and projecting apparatus |
| CN108426176A (en) * | 2017-02-14 | 2018-08-21 | 上海晟智电子科技有限公司 | A kind of holosymmetric light source module group structure |
| CN110082998A (en) * | 2018-01-25 | 2019-08-02 | 深圳光峰科技股份有限公司 | Laser Multiplexing apparatus and display equipment |
| CN110398875A (en) * | 2018-04-24 | 2019-11-01 | 深圳光峰科技股份有限公司 | Light-source system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5895226B2 (en) * | 2010-11-30 | 2016-03-30 | パナソニックＩｐマネジメント株式会社 | Light source device and projection display device |
| CN103261964B (en) * | 2010-12-08 | 2015-09-02 | Nec显示器解决方案株式会社 | Lamp optical system and comprise its projection display apparatus |
| JP5914878B2 (en) * | 2011-04-20 | 2016-05-11 | パナソニックＩｐマネジメント株式会社 | Light source device and projection display device |
| JP6283932B2 (en) * | 2013-01-28 | 2018-02-28 | パナソニックＩｐマネジメント株式会社 | Lighting device and video display device |
| KR20150123064A (en) * | 2014-04-24 | 2015-11-03 | 삼성전자주식회사 | Illumination apparatus and projection-type image display apparatus having the same |
| CN204065647U (en) * | 2014-07-28 | 2014-12-31 | 中国华录·松下电子信息有限公司 | The light engine of laser light source projection |
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- 2015-12-23 CN CN201710976075.7A patent/CN107664908A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107728414A (en) | 2018-02-23 |
| CN107561840A (en) | 2018-01-09 |
| CN107664908A (en) | 2018-02-06 |
| CN105446064A (en) | 2016-03-30 |
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Effective date of registration: 20200825 Address after: 266555 Qian WAN port road, Huangdao District, Qingdao, Shandong Province, No. 218 Patentee after: Qingdao Hisense Laser Display Co.,Ltd. Address before: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee before: HISENSE Co.,Ltd. |