CN207457687U - Light-source system and projector equipment - Google Patents
Light-source system and projector equipment Download PDFInfo
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- CN207457687U CN207457687U CN201721254205.8U CN201721254205U CN207457687U CN 207457687 U CN207457687 U CN 207457687U CN 201721254205 U CN201721254205 U CN 201721254205U CN 207457687 U CN207457687 U CN 207457687U
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Abstract
The utility model, which provides light-source system and projector equipment, the light-source system, to be included：Excitation light source, Wavelength converter, guide device and adjusting apparatus, the excitation light source are used to generate exciting light；The guide device is used to that the exciting light to be guided to be incident to Wavelength converter；The Wavelength converter, including transition zone and non-conversion area, the transition zone is used to the exciting light carrying out wavelength convert and is emitted the first light along the first light path, the non-conversion area is used to the exciting light being scattered and is emitted the second light along the second light path, and the Wavelength converter sequential is emitted first light and second light；The adjusting apparatus is used to adjust the direction of propagation and the angle of emergence of second light, and the second light after the adjustment angle of emergence is guided to the guide device；The guide device, is additionally operable to guide the first light and the second light of the Wavelength converter outgoing, and the first light and the angle of emergence of the second light sent from the guide device is respectively less than angle threshold.
Description
Technical field
The utility model is related to light sources technical field more particularly to a kind of light-source systems and projector equipment.
Background technology
Projection art obtains the excitation after stimulated light and scattering usually using laser illumination wavelength conversion equipment
Then exciting light after stimulated light and scattering is carried out closing light by light.
Exciting light after the scattering being emitted due to the exciting light that light source is sent with the Wavelength converter direction phase in light path
Instead, but the two spectrum has overlapping, therefore usually different using the two etendue, is divided by the way of the plated film of region
Light, this mode do not only result in the loss of stimulated light, and optical efficiency is low, and region plated film can also bring asking for color homogeneity
Topic.
Utility model content
In view of this, the utility model provides a kind of light-source system and projector equipment that can improve light-emitting uniformity.
A kind of light-source system, including：
Excitation light source, for generating exciting light；
Guide device, for the exciting light to be guided to be incident to Wavelength converter；
Wavelength converter, including transition zone and non-conversion area, the transition zone is used to the exciting light carrying out wavelength
It converts and is emitted the first light along the first light path, the non-conversion area is used to be scattered the exciting light and along the second light path go out
The second light is penetrated, the transition zone is alternately located in the non-conversion area in the light path of the exciting light so that the wavelength convert
Device sequential is emitted first light and second light；
Adjusting apparatus, for adjusting the direction of propagation of second light and the angle of emergence, and by adjust after the angle of emergence second
Light is guided to the guide device；
The guide device, be additionally operable to guide the Wavelength converter outgoing edge overlapping optic path the first light with
Second light, the first light and the angle of emergence of the second light sent from the guide device are respectively less than angle threshold.
A kind of projector equipment, the projector equipment apply the light-source system of any one as described above.
The utility model provides light-source system and projector equipment, the first light of the light-source system outgoing and going out for the second light
Firing angle is respectively less than the angle threshold, the projector equipment can after the light-source system setting requirements angle of incidence of light it is small
In the optical-mechanical system of the angle threshold, and then first light can be obtained with second light after the optical-mechanical system
Good optical property.
Description of the drawings
Fig. 1 is the structure diagram that the utility model one preferably applies the light-source system that example provides.
Fig. 2 is the overlooking the structure diagram of Wavelength converter as shown in Figure 1.
Fig. 3 is the structure diagram for the light-source system that another embodiment of embodiment as shown in Figure 1 provides.
Fig. 4 is the sequence diagram of exciting light as shown in Figure 3, Wavelength converter, feux rouges supplement light and green light supplement light.
Fig. 5 is the overlooking the structure diagram of light splitting Multiplexing apparatus as shown in Figure 3.
Main element symbol description
Following specific embodiment will further illustrate the utility model with reference to above-mentioned attached drawing.
Specific embodiment
Referring to Fig. 1, Fig. 1 is 100 structure diagram of light-source system that one preferred embodiment of the utility model provides.Projection
Equipment includes light-source system 100 and optical-mechanical system 600.The light that light-source system 100 is emitted is after optical-mechanical system 600 described in
Projector equipment is emitted.
In the present embodiment, optical-mechanical system 600 includes fly's-eye lens, and incident ray covers micro- in the compound eye lenticule
The quantity of mirror unit determines the uniformity of emergent ray, and the compound eye microlens array also has the angle of incident ray
It is certain to accommodate scope.If the incidence angle of light is excessive, light focusing point is made to exceed the pore diameter range of corresponding lenticule and enter
Adjacent lenticule aperture, the centre spot luminance-reduction of the fly's-eye lens outgoing, profile is unintelligible, and has secondary lobe, can drop
The utilization rate of low incidence light.For having the incident ray of certain angle of divergence, the Numerical Aperture of lenticule needs enough
It can just receive all incident rays greatly.The incident angle of the fly's-eye lens requirement light is less than angle threshold so that light
Line focus point, to reduce the stray light of its outgoing beam generation, improves the equal of emergent ray in corresponding lenticule pore diameter range
Even property, improves the utilization rate to incident ray.
Specifically, the light-source system 100 includes excitation light source 120, guide device, adjusting apparatus 150 and wavelength convert
Device 160.Wherein, excitation light source 120 is used to generate the exciting light of at least one color.The guide device is described for guiding
Exciting light is incident to Wavelength converter 160.Wavelength converter 160 is used to carry out wavelength convert and sequential to the exciting light
It is emitted the first light and the second light.The guide device is additionally operable to first light and second light of the guiding along overlapping light path incidence.It is described
Overlapping light path refers to that the transmission light path of the first light and the transmission light path at least presence of the second light partly overlap.Adjusting apparatus 150 is used
In second light is guided to be incident to the guide device, the direction of propagation and the angle of divergence of second light are adjusted so that described
Second light is less than the angle threshold with the angle of emergence that first light is emitted from light-source system 100.Angle threshold is restriction light
The angle of emergence an angular range, determined according to the optical-mechanical system 600 for receiving the first light and the second light.For example, work as ray machine
When system 600 is using fly's-eye lens, when the maximum incident angle that each lenslet allows in fly's-eye lens is θ, then angle threshold can
To be set as θ or an angle value less than θ.
The excitation light source 120 include generating the illuminator 121 of the exciting light with it is even to exciting light progress
The light balancing device 122 of light.
Further, in the present embodiment, excitation light source 120 is blue light source, sends blue light exciting light.It is appreciated that
It is that excitation light source 120 is not limited to blue light source, excitation light source 120 can also be purple light light source, red-light source or green-light source
Deng.In present embodiment, illuminator 121 is blue laser, for sending blue laser as the exciting light.It can manage
Solution, illuminator 121 can include one, two or more blue lasers, and the quantity of its specific laser can be according to reality
It needs to select.
Light balancing device 122 is used to be emitted to subsequent guide device after the exciting light is carried out even light.In the present embodiment,
Light balancing device 122 be optical tunnel, it is to be understood that in other embodiments, light balancing device 122 can include fly's-eye lens,
Optical tunnel, scattering sheet or scattering wheel etc., are not limited thereto.
Also referring to Fig. 1-Fig. 2, Fig. 2 is the overlooking the structure diagram of Wavelength converter 160 as shown in Figure 1.Ripple
Long conversion equipment 160 includes transition zone 161, non-conversion area 164 and the driving unit for being arranged at 160 bottom of Wavelength converter
166.In the present embodiment, driving unit 166 is motor, and driving unit 166 drives 160 cycle movement of Wavelength converter, ripple
Long conversion equipment 160 is rotated at a high speed with driving unit 166 for axle center.
Transition zone 161 be used for by the exciting light carry out wavelength convert and along the first light path be emitted the first light, described first
Light is stimulated light.Non-conversion area 164 be used for by the exciting light be scattered and along the second light path be emitted the second light, described second
Light is the exciting light after scattering.Transition zone 161 is alternately located in exciting light with non-conversion area 164 under the action of driving unit 166
In light path where the exciting light that source 120 is sent so that 160 sequential of Wavelength converter is emitted the first light and the second light.
Specifically, transition zone 161 is provided with wavelength conversion material, at least one to be generated under the excitation of the exciting light
First light of lambert's light form of color.As shown in Fig. 2, transition zone 161 divides for red color segment 162 and green segment 163.Red color segment
162 set red fluorescence powder, to generate red first light under the excitation of the exciting light；Green segment 163 sets green fluorescence
Powder, to generate green first light under the excitation of the exciting light.It is understood that in other embodiments, transition zone
161 can also set the fluorescent powder of other colors outside red and green to generate the first light of other colors.For example, can be with
Yellow fluorescent powder and green emitting phosphor are set in transition zone 161 to generate yellow and green first light.Or in transition zone 161 only
Yellow fluorescent powder is set to generate the first light of yellow.
In the present embodiment, Wavelength converter 160 be reflective colour wheel, non-conversion area 164 be provided with Gauss diffusion sheet with
The exciting light is diffused, to expand the etendue of the exciting light.In addition, Gauss diffusion sheet can be realized simultaneously
Eliminating coherence and even smooth function, to alleviate laser speckle phenomenon.In the present embodiment, Gauss diffusion sheet is reflective Gauss diffusion sheet,
To be scattered back reflection to exciting light.
When the exciting light exposes to 160 surface of Wavelength converter, red color segment 162, green segment 163 and non-conversion area
164 under the driving of driving unit 166, is periodically alternately located in the light path where the exciting light, to generate red the
The first light of one light-green-the second smooth sequence of blueness.
The guide device includes collecting lens group 141, light splitting closing light element 143 and relay lens 145.Wherein, collect
Lens group 141 is used for incident ray into line convergence with collimating.Specifically, 141 adjacent wavelengths conversion equipment 160 of collecting lens group
It sets, collecting lens group 141 includes the collinear lens of several optical axises being stacked, the focal length of lens that several optical axises are collinear
Difference, the optical axis perpendicular to 160 surface of Wavelength converter, collecting lens group 141 with Wavelength converter 160 apart from more
Near position, the focal length of the lens of setting are smaller.The distance between collecting lens group 141 and Wavelength converter 160 size and
Each lens curvature in collecting lens group 141 influences first light and is incident upon Wavelength converter with second illumination
Spot size on 160, so as to influence first light and second light from the Wavelength converter and light-source system 100
The angle of emergence.
The exciting light that excitation light source 120 is emitted is parallel and deviates the optical axis of collecting lens group 141 and is incident to collecting lens group
141, after the convergence by collecting lens group 141, with the hot spot in predetermined inclination angular illumination to Wavelength converter 160 compared with
It is small.
When in the light path where transition zone 161 is located at the exciting light, from lambert's shape of the outgoing of Wavelength converter 160
First light of formula is emitted to light splitting closing light element 143 after the collimation by collecting lens group 141.Wavelength converter 160 enters
It is opposite with the first light path overlapping being emitted and direction to penetrate exciting light light path.
When in the light path where non-conversion area 164 is located at the exciting light, reflective Gauss diffusion sheet swashs to described
It shines and is scattered back reflection.According to reflection law, Wavelength converter 160 is with predetermined inclination angle along second light
Road is emitted second light, and the incident exciting light light path of Wavelength converter 160 and the second light path of outgoing are saturating along collecting
The optical axis of microscope group 141 is symmetrical and is not overlapped.Second light is emitted to light splitting closing light after the collimation by collecting lens group 141
Element 143.
The optical texture of wavelength light splitting may be employed in light splitting closing light element 143, i.e., according to the different wavelength range of incident light
Carry out light splitting closing light.As a kind of embodiment of wavelength light splitting, light splitting closing light element 143 is arranged at collecting lens group 141 and swashs
Between light emitting source 120, for carrying out light splitting closing light to first light and second light.Such as transmiting the exciting light
With second light, first light is reflected.Wherein, the exciting light is identical with second optical wavelength range.
First light is emitted to after the light splitting closing light element 143 reflects, the relay lens 145 collimates successively
The optical-mechanical system 600.Since the optical-mechanical system 600 for including the fly's-eye lens requires the incidence angle of light to be less than the angle
Threshold value, according to the angle threshold, it may be determined that the curvature and exciting light of collecting lens group 141 are shone by collecting lens group 141
The spot size being incident upon on Wavelength converter 160.The spot size and the curvature of collecting lens group 141 cooperate, and make
First light is obtained after collecting lens group 141, light splitting closing light element 143 and relay lens 145, from light-source system 100
To be less than the outgoing of the angle of emergence of the angle threshold.
Second light is incident to adjusting apparatus 150 after the light splitting closing light element 143 transmits.Adjusting apparatus 150 is wrapped
Include a reflecting element.In the present embodiment, the reflecting element is convex reflecting mirror.The reflecting element is used to reflect described second
The direction of propagation and the angle of divergence of light and adjustment second light.In the present embodiment, the second light that collecting lens group 141 is emitted is near
The form for being similar to directional light is incident to the convex reflecting mirror.The curvature of the convex reflecting mirror, placement angle and its with collection
The distance between lens group 141 size influences the angle of emergence of second light from light-source system 100.
Second light collimates successively by collecting lens group 141, is divided closing light element 143 transmits, the reflecting element
After reflection and light splitting closing light element 143 transmit, pass through relay lens 145 along second light path to be less than the angle threshold
The angle of emergence is emitted to optical-mechanical system 600.Since the fly's-eye lens requirement angle of incidence of light in optical-mechanical system 600 is less than the angle
Threshold value can determine the curvature of the reflecting element in adjusting apparatus 150 with placing orientation according to the angle threshold.The reflection
The curvature of element enables second light from after reflecting element outgoing by straightline propagation with placing orientation mutual cooperation
Enough to be incident to relay lens 145 along 145 optical axis direction of relay lens, second light is incident to relay lens 145 with low-angle
Afterwards along the direction outgoing for being roughly parallel to the optical axis.
Second light is roughly parallel to 145 optical axis direction of relay lens with first light edge and goes out from relay lens 145
Optical-mechanical system 600 is incident upon, so as to which first light can be real after the fly's-eye lens in optical-mechanical system 600 with second light
Now preferable uniformity, the possibility for stray light occur are smaller.
In the other embodiment of the present embodiment, relay lens 145 is can be omitted in the guide device or is used
Other optical elements replace relay lens 145, can flexibly select optical element as needed.
In the present embodiment, optical-mechanical system 600 can replace fly's-eye lens using optical tunnel.The optical tunnel requires light
Incident angle be more than second angle threshold value so that incident ray can be full of the cross section of the optical tunnel, and described even
By multiple reflections in optical wand, so as to which emergent ray obtains good uniformity.
According to the second angle threshold value, it may be determined that the curvature and exciting light of collecting lens group 141 pass through collecting lens
Group 141 exposes to the spot size on Wavelength converter 160.The spot size and the curvature of collecting lens group 141 are mutual
Cooperation so that first light is after collecting lens group 141, light splitting closing light element 143 and relay lens 145, from light source
System 100 is emitted to optical-mechanical system 600 to be more than the angle of emergence of the second angle threshold value.In addition, according to the second angle
Threshold value can determine the curvature of the reflecting element in adjusting apparatus 150 with placing orientation.The curvature of the reflecting element and placement
Orientation mutual cooperation enable second light from the reflecting element be emitted after by straightline propagation along 145 light of relay lens
Direction of principal axis is incident to relay lens 145, and second light is to be more than the angle of emergence of the second angle threshold value from relay lens 145
Optical-mechanical system 600 is incident to after outgoing.
The light-source system 100 provided in the utility model first embodiment includes the guide device and adjusting apparatus
150, the guide device for guide the first light along first optic path with along the second of second optic path
Light, the first light path in the guide device at least exists with the second light path to partly overlap, thereby using less light guiding element
Part and less optical path space is occupied, effectively reduce the volume of light-source system 100, be conducive to light-source system 100 and the throwing
The Miniaturization Design of shadow equipment.In addition the guide device and adjusting apparatus 150 for adjust respectively first light with it is described
Second light is to be less than the outgoing of the angle of emergence of the angle threshold, so as to which first light is described multiple by including with second light
Preferable uniformity can be realized after the optical-mechanical system 600 of eyelens.
Referring to Fig. 3, the structure for the light-source system that another embodiment that Fig. 3 is embodiment as shown in Figure 1 provides is shown
It is intended to.In the present embodiment, light-source system 200 and the main distinction of the light-source system 100 in first embodiment are, light-source system
200 include supplement light source 230 and control module 270.Other parts in the present embodiment are identical in first embodiment, do not do
It repeats.
Supplement light source 230 improves emitting brightness, the primary colours purity of light-source system 200 for sending supplement light, and expands
Open up the color gamut space of emergent ray.Supplementing light source 230 includes illuminator 231, dispersing element 232 and lens 233.Illuminator 231
For sending the supplement light, for dispersing element 232 for being scattered to the supplement light, lens 233 go out dispersing element 232
The supplement light penetrated is into line convergence and guides to reflecting element 251.
In the present embodiment, supplement light source 230 is red-green glow source, sends feux rouges supplement light and green light supplement light.It is appreciated that
, supplement light source 230 and be not limited to red-green glow source, supplement light source 230 can also be individual red-light source, green-light source or purple
Radiant etc..In present embodiment, illuminator 231 include red laser and green laser, for send red laser and
Green laser is as the supplement light, it will be understood that and illuminator 231 can include one, two lasers or laser matrix,
The quantity of its specific laser can be selected according to actual needs.
Dispersing element 232 is used for the supplement light uniformization, eliminating coherence, and expands the etendue of supplement light, is made
It can preferably be matched with the first light.In the present embodiment, the dispersing element 232 is taken turns for scattering, it is to be understood that described
Dispersing element 232 is not limited to scattering wheel, can also be other dispersing elements such as diffusion sheet.
Fig. 4 is further regarded to incorporated by reference to Fig. 3, Fig. 4 is exciting light as shown in Figure 3, Wavelength converter 260, feux rouges are mended
Fill light and the sequence diagram of green light supplement light.R, G, B in figure represent red color segment, the green of the Wavelength converter 260 respectively
Section and non-conversion area be located at excitation light source be emitted exciting light where light path on, corresponding wavelength conversion equipment 260 is emitted respectively
The period of the first light of feux rouges, green first light and blue second light.As shown in figure 4, work of the exciting light in light-source system 200
It is always on to make the period.Control module 270 is used for the different zones for the Wavelength converter 260 being irradiated to according to the exciting light
Supplement light source control signal is generated, the supplement light source control signal is used for the supplement light that supplement light source 230 is controlled to send and ripple
First light color of long 260 synchronization of conversion equipment outgoing is identical.
In the present embodiment, the supplement light includes feux rouges supplement light and green light supplement light, when control module 270 judges currently
When the red color segment of Wavelength converter 260 is located in the light path where the exciting light, i.e., Wavelength converter 260 is emitted feux rouges
First light time, control module 270 open the red laser in illuminator 231, and supplement light source 230 sends feux rouges supplement light, when
When the red color segment of preceding Wavelength converter 260 is located at outside the light path where the exciting light, control module 270 closes illuminator
Red laser in 231.Control module 270 is using the green (light) laser in identical method control illuminator 231.
The feux rouges supplement light and green light supplement light after the eliminating coherence of dispersing element 232 respectively with red first light and
Green first actinic light improves purity and the brightness of feux rouges primary lights and green light primary lights that the light-source system 200 is emitted,
Simultaneously because the supplement light is laser, so as to extend the colour gamut of 200 emergent ray of light-source system.
Reflecting element in adjusting apparatus 250 transmits the supplement light for reflecting the exciting light.The present embodiment
In, the exciting light is blue light, and the supplement light is feux rouges and green light, in the utility model embodiment wherein embodiment
In, the reflecting element can be provided with yellow anti-blue dichroic film.
Also referring to Fig. 3 and Fig. 5, Fig. 5 is the overlooking the structure diagram of light splitting closing light element 243 as shown in Figure 3.Institute
It states after supplement light passes through the reflecting element and focuses near light splitting closing light element 243, be divided on closing light element 243 described in corresponding to
The facula position of supplement light is provided with coating film area 243a.From figure 5 it can be seen that coating film area 243a closes to be arranged at light splitting
One zonule in 243 centre position of optical element, for transmiting the supplement light, light splitting closing light element 243 removes coating film area
Other regions outside 243a transmit the exciting light and second light for reflecting first light.
Since the facula area that the supplementary light is incident upon on light splitting closing light element 243 is smaller, plated film can be reduced
The area of region 243a, and then reduce loss of first light in coating film area 243a.
The supplement light carry out closing light through coating film area 243a and first light after along least partially overlapped light path
It is incident to relay lens 245, the supplement light and first light and second light are from relay lens 245 along being roughly parallel to
The direction outgoing of 245 optical axis of relay lens.Specifically, three is to be less than the angle of emergence of the angle threshold from light-source system 200
The optical-mechanical system 700 including fly's-eye lens is emitted to, to obtain preferable light-emitting uniformity.
Supplement light source 230 is added in the utility model 3rd embodiment, emitting brightness, primary colours optical purity is improved and expands
Colour gamut is opened up.Identical with first embodiment, light-source system 200 effectively reduces volume, is conducive to light-source system 200 and described
The Miniaturization Design of projector equipment.
The foregoing is merely the embodiments of the utility model, and it does not limit the scope of the patent of the present invention, all
It is equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly or indirectly uses
In other related technical areas, it is equally included in the patent within the scope of the utility model.
Claims (12)
1. a kind of light-source system, which is characterized in that including：
Excitation light source, for generating exciting light；
Guide device, for the exciting light to be guided to be incident to Wavelength converter；
Wavelength converter, including transition zone and non-conversion area, the transition zone is used to the exciting light carrying out wavelength convert
And it is emitted the first light along the first light path, the non-conversion area is used to the exciting light being scattered and along the second light path outgoing the
Two light, the transition zone are alternately located in the non-conversion area in the light path of the exciting light so that the Wavelength converter
Sequential is emitted first light and second light；
Adjusting apparatus for adjusting the direction of propagation of second light and the angle of emergence, and the second light after the adjustment angle of emergence is drawn
It is directed at the guide device；
The guide device is additionally operable to guide the first light and second of the edge overlapping optic path of the Wavelength converter outgoing
Light, the first light and the angle of emergence of the second light sent from the guide device are respectively less than angle threshold, wherein, the angle threshold
It is determined by the external optical-mechanical system for being used to receive first light and second light.
2. light-source system as described in claim 1, which is characterized in that the guide device includes collecting lens group and light splitting is closed
Optical element, first light is successively by the collecting lens group and light splitting closing light element the going out in the guide device
Firing angle is less than the angle threshold.
3. light-source system as claimed in claim 2, which is characterized in that the guide device further includes saturating for the relaying of collimation
Mirror, first light go out with second light after the relay lens along substantially parallel direction from the guide device
It penetrates.
4. light-source system as claimed in claim 2, which is characterized in that the collecting lens group is adjacent to the Wavelength converter
It sets, the collecting lens group includes the collinear lens of several optical axises, and the exciting light of the excitation light source outgoing is parallel and deviates
The optical axis is incident to the collecting lens group, after the convergence by the collecting lens group, with predetermined inclination angular illumination extremely
The Wavelength converter, the incident exciting light light path and the second light path of outgoing of the Wavelength converter be not be overlapped.
5. light-source system as claimed in claim 2, which is characterized in that the light splitting closing light element is arranged at the collecting lens
Between group and the excitation light source, for being divided to the second light described in the exciting light, first light and closing light.
6. light-source system as claimed in claim 2, which is characterized in that the adjusting apparatus includes adjusting second light
The direction of propagation and the reflecting element of the angle of emergence.
7. light-source system as described in claim 1, which is characterized in that the light-source system, which further includes, at least sends a kind of color
Supplement light supplement light source.
8. the light-source system as described in claim 2-6 is any, which is characterized in that the light-source system, which further includes, at least sends one
The supplement light source of the supplement light of color is planted, the facula position that the supplement light is corresponded on the light splitting closing light element is provided with plated film
Region, the supplement light carry out closing light through the coating film area and first light and second light, and the supplement light exists
The angle of emergence in the guide device is less than the angle threshold.
9. light-source system as claimed in claim 7, which is characterized in that the supplement light source includes sending the supplement light
Illuminator, for the dispersing element that is scattered to the supplement light and for the meeting to the supplement light after scattering into line convergence
Poly- lens.
10. light-source system as claimed in claim 7, which is characterized in that the light-source system further includes control module, for root
The different zones for the Wavelength converter being irradiated to according to the exciting light generate supplement light source control signal, the supplement light
Source control signal is used to controlling the of the supplement light that sends of supplement light source and Wavelength converter synchronization outgoing
One light color is identical.
11. a kind of projector equipment, which is characterized in that the projector equipment includes optical-mechanical system and such as any institutes of claim 1-10
The light-source system stated, the optical-mechanical system are used to receive the light of the light-source system outgoing.
12. projector equipment as claimed in claim 11, which is characterized in that the optical-mechanical system includes fly's-eye lens, described multiple
Eyelens is used to emit beam to the light-source system carry out even light after be emitted.
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| CN201721254205.8U CN207457687U (en) | 2017-09-26 | 2017-09-26 | Light-source system and projector equipment |
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| CN201721254205.8U CN207457687U (en) | 2017-09-26 | 2017-09-26 | Light-source system and projector equipment |
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| CN109557754A (en) * | 2017-09-26 | 2019-04-02 | 深圳光峰科技股份有限公司 | Light-source system and projection device |
| CN110874005A (en) * | 2018-09-03 | 2020-03-10 | 深圳光峰科技股份有限公司 | Light source system, method for improving light efficiency of light source system and display device |
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| CN110874005A (en) * | 2018-09-03 | 2020-03-10 | 深圳光峰科技股份有限公司 | Light source system, method for improving light efficiency of light source system and display device |
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Address after: 518055 20-22 Floor, United Headquarters Building, No. 63 Xuefu Road, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Guangfeng Polytron Technologies Inc Address before: 518055 Guangdong province Shenzhen Nanshan District Xili town south of Cha Guang road Shenzhen integrated circuit design application Industrial Park 401 Patentee before: Shenzhen Appotronics Co., Ltd. |
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