CN109343227A - A kind of light projection mould group and optical device - Google Patents

A kind of light projection mould group and optical device Download PDF

Info

Publication number
CN109343227A
CN109343227A CN201811451632.4A CN201811451632A CN109343227A CN 109343227 A CN109343227 A CN 109343227A CN 201811451632 A CN201811451632 A CN 201811451632A CN 109343227 A CN109343227 A CN 109343227A
Authority
CN
China
Prior art keywords
substrate
light
projection mould
light projection
light source
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811451632.4A
Other languages
Chinese (zh)
Inventor
周锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vivo Mobile Communication Hangzhou Co Ltd
Original Assignee
Vivo Mobile Communication Hangzhou Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vivo Mobile Communication Hangzhou Co Ltd filed Critical Vivo Mobile Communication Hangzhou Co Ltd
Priority to CN201811451632.4A priority Critical patent/CN109343227A/en
Publication of CN109343227A publication Critical patent/CN109343227A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938Using specific optical elements

Abstract

This application discloses a kind of light projection mould group and optical devices.Light projection mould group include: be oppositely arranged and to box encapsulation first substrate and the second substrate, between first substrate and the second substrate formed vacuum box in space;Drive assembly between first substrate and the second substrate is set;Wherein, the first side of first substrate towards the second substrate is provided with light source launching assembly, and the first side of the second substrate towards first substrate is provided with optical module, and the light of light source launching assembly transmitting is spread through optical module, using the emergent ray as light projection mould group;When Drive assembly is changed into after air environment in excitation in space by vacuum environment in box, the light that stops light source launching assembly to emit to optical module.The scheme of the application avoids the emergent ray of light projection mould group from damaging user after light projection mould group by external force is influenced that internal optical module is caused to be broken or come off.

Description

A kind of light projection mould group and optical device
Technical field
This application involves light projection technical field more particularly to a kind of light projection mould group and optical devices.
Background technique
Due to the features such as laser emitter size is small, photoelectric efficiency is high, good directionality, fast response time, at present increasingly More light device for projecting first choice laser emitters are as light source launching assembly.
And laser is the light of a kind of high collimation, high-energy, becomes the producer and user pays high attention to using safe The problem of.Laser safety is divided into tetra- ranks of Class1 to Class4 according to international standard.For consumer product, only Class1 be it is safe, can directly use.The security level for the laser that laser emitter issues is Class 4, cannot be direct It uses.Therefore optical module can be arranged on laser emitting path using the light projection mould group of laser emitter at present, it will be high The laser beam diffusion of collimation becomes uniform smooth surface or hot spot, thus the security level for making emergent ray reach Class1.
The optical module of light projection mould group is usually the micro-structure made of the materials such as glass and polymer, thickness at present It is thin, easy fragmentation.When light projection mould group is by external force (such as collision squeezes), it is easy to optical module be caused to rupture Or fall off, to launch the laser beam of the high-energy without normally spreading, hidden danger is brought to the safety of user.
In view of this, laser projection mould group how to be avoided to launch and can damage because optical module is broken or comes off Light beam is technical problems to be solved in this application.
Summary of the invention
The purpose of the embodiment of the present application is to provide a kind of light projection mould group and optical device, can be in light projection mould group by outer Power influences after causing internal optical module to be broken or come off, and the emergent ray of light projection mould group is avoided to cause user Injury.
To achieve the goals above, the embodiment of the present application adopts the following technical solutions:
In a first aspect, providing a kind of light projection mould group, comprising:
The first substrate and the second substrate being oppositely arranged, the first substrate and the second substrate encapsulate box to be formed very Space in empty box, the first side of the first substrate towards the second substrate are provided with light source launching assembly, and described second First side of substrate towards the first substrate is provided with optical module, and the light of the light source launching assembly transmitting is through the light Component diffusion is learned, using the emergent ray as the light projection mould group;
Drive assembly between the first substrate and the second substrate is set, the Drive assembly in box in space by When vacuum environment is changed into after air environment in excitation, volume, which expands, stops the light source launching assembly to the optics The light of component transmitting.
Second aspect provides a kind of optical device, includes the light projection mould group of above-mentioned first aspect.
In the light projection mould group of the embodiment of the present application, it is provided with the first substrate of light source launching assembly and is provided with optics group The second substrate vacuum of part encapsulates box, and the Drive assembly that setting can be motivated by air in box.When light projection mould group is because outer After power effect loses sealing performance, outside air, which can enter in box, promotes Drive assembly to motivate, to stop light source transmitting group Part causes light projection mould group so that optical module be avoided external force may to be answered to be broken or come off to optical module transmitting light Emergent ray exposed on user without normally spreading, user is damaged.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of light projection mould group provided by the embodiments of the present application;
Fig. 2 is structural schematic diagram of the light projection mould group provided by the embodiments of the present application in practical application one;
Fig. 3 is the first position view corresponding to the foaming portion of light projection mould group in practical application one;
Fig. 4 is second of position view corresponding to the foaming portion of light projection mould group in practical application one;
Fig. 5 is the third position view corresponding to the foaming portion of light projection mould group in practical application one;
Fig. 6 is the 4th kind of position view corresponding to the foaming portion of light projection mould group in practical application one;
Fig. 7 is after entering air in light projection module case in practical application one, foaming portion expand after schematic diagram;
Fig. 8 is structural schematic diagram of the light projection mould group provided by the embodiments of the present application in practical application two;
Fig. 9 is the schematic diagram that gas-discoloration film changes colour after entering air in light projection module case in practical application two.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete Site preparation description, it is clear that described embodiment is some embodiments of the present application, instead of all the embodiments.Based on this Shen Please in embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, shall fall in the protection scope of this application.
As previously mentioned, optics group can be arranged on laser emitting path using the light projection mould group of laser emitter at present Laser beam diffusion is become the uniform smooth surface or hot spot of wide-angle, to reach the security level of consumer product by part.And Optical module is usually the micro-structure made of the materials such as glass and polymer, when light projection mould group is by external force, light It learns component to be easy to be broken or come off, the light beam of the high-energy without diffusion is launched so as to cause light projection mould group, to using The safety belt of person carrys out hidden danger.For this problem, the application proposes a solution, and light projection mould group can be made to have and more may be used The light-protection energy leaned on.
On the one hand, as shown in Figure 1, the embodiment of the present application provides a kind of light projection mould group, comprising:
The first substrate 1 and the second substrate 2 being oppositely arranged.Wherein, first substrate 1 and the second substrate 2 encapsulate box to be formed Space in the box of vacuum, the first side of first substrate 1 towards the second substrate 2 are provided with light source launching assembly 11,2 court of the second substrate First side of first substrate 11 is provided with optical module 21.The light that light source launching assembly 11 emits expands through optical module 21 It dissipates, using the emergent ray as light projection mould group.
The Drive assembly 3 that is arranged between first substrate 1 and the second substrate 2, can be motivated by air.Wherein, Drive assembly 3 When space is changed into after air environment by vacuum environment in excitation in box, light source launching assembly 11 is stopped to be sent out to optical module 21 The light penetrated, and when being in box non-actuated state in the vacuum environment in space, do not stop or the less blocking light of relative excitation state The light that source emitting module 11 emits to optical module 21.
In the light projection mould group of the embodiment of the present application, it is provided with the first substrate of light source launching assembly and is provided with optics group The second substrate vacuum of part encapsulates box, and the Drive assembly that setting can be motivated by air in box.When light projection mould group is because outer After power effect loses sealing performance, outside air, which can enter in box, promotes Drive assembly to motivate, to stop light source transmitting group Part causes light projection mould group so that optical module be avoided external force may to be answered to be broken or come off to optical module transmitting light Emergent ray exposed on user without normally spreading, user is damaged.
It should be understood that the Drive assembly 3 of the embodiment of the present application is under air excitation, blocking light sources more than vacuum environment emit The light that component 11 emits to optical module 21, so that emergent ray of the light projection mould group when Drive assembly 3 is in excited state Energy per unit area be less than emergent ray of the light projection mould group when Drive assembly 3 is in non-actuated state unit area energy Amount.
Below with reference to the specific implementation of Drive assembly, it is situated between in detail to the light projection mould group of the embodiment of the present application It continues.
Implementation one
As shown in Fig. 2, the light projection mould group of this implementation one includes:
To the first substrate 1 and the second substrate 2 of box setting, and by the branch of 2 vacuum seal frame of first substrate 1 and the second substrate Support part 4.
First side of first substrate 1 towards institute's the second substrate 2 is provided with light source launching assembly 11, the light source launching assembly 11 It can be laser emitter, specifically can be in laser emitter for emitting the Laser emission chip of laser beam.
First side of the second substrate 2 towards first substrate 11 is provided with optical module 21, which can be square The optical microstructures of battle array arrangement, can uniformly spread the light that light source launching assembly 11 emits, to form emergent ray.Ying Li Solution, the second substrate 2 is located at the light emission side of light projection mould group compared to first substrate 1, therefore the second substrate 2 is transparent substrate.
Wherein, the Drive assembly being arranged in light projection module case includes: lighttight foaming portion 31.
Under normal circumstances, the inner cavity that first substrate 1 and the second substrate 2 form box is in vacuum ring to light projection mould group Border, foaming portion 31 is because that can not be in always non-actuated state by the excitation of outside air.
To avoid influencing light projection mould group, emergent ray, foaming portion 31 should not be arranged in non-actuated state under normal circumstances On the path for the light that light source launching assembly 11 emits.That is, foaming portion 31 is in non-actuated state for the positive throwing of first substrate 2 The orthographic projection B that shadow A and light source launching assembly 11 are directed to first substrate 1 does not have overlapping region.
As exemplary introduction, foaming portion 31 can be set on the first side of first substrate 1 and/or support portion 4 it is interior On wall.
Than as shown in figure 3, foaming portion 31 is arranged on the first side of first substrate 1;Or as shown in figure 4, foaming portion 31 It is arranged on the one of inner wall of support portion 4;Again or as shown in figure 5, foaming portion 31 is arranged in at least two of support portion 4 On wall (including all inner walls);Even as shown in fig. 6, foaming portion 31 is arranged on the first side of first substrate 1 and support portion 4 On all inner walls.
It should be understood that Fig. 3 to Fig. 6 is given for example only several feasible setting positions of foaming portion 31, it is not intended to limit the application reality The protection scope of example is applied, no longer citing repeats herein.
When there is structural failure and causes to lose vacuum environment in box in light projection mould group, as shown in fig. 7, outside air into Enter in box, so that foaming portion 31 is converted to excited state by non-actuated state.
Under excited state, the volume of foaming portion 31 is expanded, to stop light source launching assembly 11 to optical module 21 The light of transmitting.
On above-mentioned basis, in order to guarantee that foaming portion 31 can effectively stop light source launching assembly 11 to emit in excited state Light, the material of foaming portion 31 should include at least: polyurethane.
Find that the foaming portion 31 being made of polyurethane is under non-actuated state, it is only necessary to which 100um is to 200um's through practice Thickness, can rapid expanding and full of space in entire box in air, to play the role of effective light barrier.
In addition, in order to guarantee the sealing performance of light projection mould group under normal circumstances, avoiding foaming with further reference to Fig. 2 Portion 31 is expanded easily by air excitation to influence emergent ray, this practical application one can also use high-intensity sealing material Sealant 5 cover support portion 4 and the joining place of first substrate 1 and/or the joining place of support portion 4 and the second substrate 2.
Implementation two
As shown in figure 8, the light projection mould group of this implementation two includes:
To the first substrate 1 and the second substrate 2 of box setting, and by the branch of 2 vacuum seal frame of first substrate 1 and the second substrate Support part 4.
First side of first substrate 1 towards institute's the second substrate 2 is provided with light source launching assembly 11, the light source launching assembly 11 It can be laser emitter, specifically can be in laser emitter for emitting the Laser emission chip of laser beam.
First side of the second substrate 2 towards first substrate 11 is provided with optical module 21, which can be square The optical microstructures of battle array arrangement, can uniformly spread the light that light source launching assembly 11 emits, to form emergent ray.Ying Li Solution, the second substrate 2 is located at the light emission side of light projection mould group compared to first substrate 1, therefore the second substrate 2 is transparent substrate.
Wherein, the Drive assembly being arranged in light projection module case includes: that the first side of first substrate 1 is arranged in and covers light The gas-discoloration film 32 of source emitting module 11.
Under normal circumstances, the inner cavity that first substrate 1 and the second substrate 2 form box is in vacuum ring to light projection mould group Border, gas-discoloration film 32 is because that can not be in always non-actuated state by the excitation of outside air.
Under non-actuated state, gas-discoloration film 32 is corresponding with the first light penetration, can not stop or less blocking light The light that source emitting module 11 emits to optical module 21.
It is above-mentioned basis on, gas-discoloration film 32 can further through planarization processing, to avoid light source transmitting group The light that part 11 emits changes through 32 rear path of gas-discoloration film.
When there is structural failure and causes to lose vacuum environment in box in light projection mould group, as shown in figure 9, outside air into Enter in box, gas-discoloration film 32 is converted to excited state by non-actuated state.
Under excited state, gas-discoloration film 32 changes color, and there is the second light less than the first light penetration to penetrate Rate, can be relative to the more light for stopping light source launching assembly 11 to emit to optical module 21 of non-actuated state.
The light that can effectively stop light source launching assembly 11 to emit to guarantee gas-discoloration film 32 under excited state is made Material for preferred embodiment, gas-discoloration film 32 should include at least: tungsten oxide.
It finds through practice, is approached when being in non-actuated state in vacuum environment using gas-discoloration film 32 made of tungsten oxide In transparent membrane, the light that source emitting module 11 emits is influenced smaller;And in air environment, in air hydrogen atom, Hydrogen ion is as excitation source forcing coloring, to stop light source launching assembly 11 to light in a manner of reducing itself light penetration Learn the light that component 21 emits.
It is the exemplary introduction of light projection mould group to the embodiment of the present application above.It should be understood that for the general of the art For logical technical staff, without departing from the principles of the present invention, it can also make several improvements and retouch, such as this The Drive assembly of application embodiment can be collectively constituted by above-mentioned foaming portion and gas-discoloration film.
In addition, in order to guarantee the sealing performance of light projection mould group under normal circumstances, gas is avoided to cause with further reference to Fig. 8 Color-changing membrane 32 is coloured by air excitation easily, this practical application two can also use the sealant 5 of high-intensity sealing material Cover support portion 4 and the joining place of first substrate 1 and/or the joining place of support portion 4 and the second substrate 2.
The above are the example introductions of the light projection mould group of the embodiment of the present application.It needs to be described, the application is implemented Example does not limit the light of light source launching assembly transmitting as laser, as long as there is the light of nocuity may be suitable for this for transmitting Apply for the scheme of embodiment.
Correspondingly, the embodiment of the present application also provides a kind of optical device, includes above-mentioned light projection mould group.
Based on the light projection mould group, the optical device of the embodiment of the present application has reliable optical protection function, particularly suitable Laser light source enables laser to apply on the consumer product of civil, practical value with higher.
For example, in practical applications, the optical device of the present embodiment can be communication equipment, the lamp using laser as light source Imitate equipment, lamplight pointing equipment, 3D identification equipment etc..
It should be understood that the optical device of the embodiment of the present application, can be realized all functions of light projection mould group, light projection mould group The function shown in Fig. 1-to Fig. 9, repeats no more herein.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do There is also other identical elements in the process, method of element, article or device.
Embodiments herein is described above in conjunction with attached drawing, but the application be not limited to it is above-mentioned specific Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art Under the enlightenment of the application, when not departing from the application objective and scope of the claimed protection, can also it make very much Form belongs within the protection of the application.

Claims (10)

1. a kind of light projection mould group characterized by comprising
The first substrate and the second substrate being oppositely arranged, the first substrate and the second substrate encapsulate box to form vacuum Space in box, the first side of the first substrate towards the second substrate are provided with light source launching assembly, the second substrate First side of the first substrate is provided with optical module, the light of the light source launching assembly transmitting is through the optics group Part diffusion, using the emergent ray as the light projection mould group;
Drive assembly between the first substrate and the second substrate is set, and the Drive assembly is in box by vacuum in space When environment transition is after air environment in excitation, volume, which expands, stops the light source launching assembly to the optical module The light of transmitting.
2. light projection mould group as described in claim 1, which is characterized in that
The Drive assembly includes:
Foaming portion, the foaming portion is in non-actuated state for the orthographic projection of the first substrate and the light source launching assembly needle There is no overlapping region to the orthographic projection of the first substrate.
3. light projection mould group as claimed in claim 2, which is characterized in that
The material of the foaming portion includes: polyurethane.
4. light projection mould group as claimed in claim 2, which is characterized in that
The foaming portion is arranged on the first side of the first substrate.
5. light projection mould group as claimed in claim 2, which is characterized in that
The first substrate and the second substrate seal frame by support portion, and the foaming portion is arranged at the interior of the support portion On wall.
6. light projection mould group as claimed in claim 5, which is characterized in that
The joining place and/or the support portion of the support portion and the first substrate and the joining place of the second substrate are by close Sealing covering.
7. light projection mould group as described in claim 1, which is characterized in that
The Drive assembly further include:
First side of the first substrate is set and covers the gas-discoloration film of the light source launching assembly, the gas-discoloration Light penetration of the film in non-actuated state is greater than the light penetration in excited state.
8. light projection mould group as claimed in claim 5, which is characterized in that
The material of the gas-discoloration film includes: tungsten oxide.
9. such as light projection mould group described in any one of claims 1-8, which is characterized in that
The light source launching assembly includes Laser emission chip.
10. a kind of optical device, which is characterized in that including light projection mould group as claimed in any one of claims 1-9 wherein.
CN201811451632.4A 2018-11-30 2018-11-30 A kind of light projection mould group and optical device Pending CN109343227A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811451632.4A CN109343227A (en) 2018-11-30 2018-11-30 A kind of light projection mould group and optical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811451632.4A CN109343227A (en) 2018-11-30 2018-11-30 A kind of light projection mould group and optical device

Publications (1)

Publication Number Publication Date
CN109343227A true CN109343227A (en) 2019-02-15

Family

ID=65319581

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811451632.4A Pending CN109343227A (en) 2018-11-30 2018-11-30 A kind of light projection mould group and optical device

Country Status (1)

Country Link
CN (1) CN109343227A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109751521A (en) * 2019-03-07 2019-05-14 维沃移动通信有限公司 A kind of light mould group and mobile terminal
CN109921278A (en) * 2019-03-28 2019-06-21 维沃移动通信有限公司 Laser projection mould group

Citations (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0349760A (en) * 1989-07-17 1991-03-04 Nitto Denko Corp Ultrasonic element pad
CN1125955A (en) * 1993-06-22 1996-07-03 帝国化学工业公司 Microvoid polyurethane material
JPH11151856A (en) * 1997-11-25 1999-06-08 Mitsubishi Paper Mills Ltd Reversible thermal recording material and image recording/erasing method
CN1442748A (en) * 2002-03-05 2003-09-17 中强光电股份有限公司 Light-shielding structure of projector lamp bulb
US20050286253A1 (en) * 2004-06-08 2005-12-29 Karlheinz Strobl Lightweight, stiff curved reflector and method for manufacturing same
CN1834777A (en) * 2005-03-16 2006-09-20 三菱电机株式会社 Light source device and projection-type image display device
CN101001509A (en) * 2006-12-29 2007-07-18 昆山维信诺显示技术有限公司 Humidity electronic device and its packaging cover, device substrate
CN101329500A (en) * 2007-06-21 2008-12-24 卡西欧计算机株式会社 Light source chamber for storing light source device and projector equipped therewith
CN201637929U (en) * 2010-04-09 2010-11-17 杨红林 Waterproof laser guiding prism with sighting device
CN102066988A (en) * 2008-06-27 2011-05-18 住友金属矿山株式会社 Film-like light shielding plate and stop, light amount adjusting stop device or shutter using the film-like light shielding plate
CN203036192U (en) * 2012-08-28 2013-07-03 李顺贤 High-strength vacuum insulated panel
US20140024761A1 (en) * 2011-04-13 2014-01-23 Maruo Calcium Co., Ltd. Calcium carbonate filler for resin, process for producing the same, and resin composition containing the filler
CN206307873U (en) * 2016-11-02 2017-07-07 浙江威特电梯有限公司 A kind of new visitor uses safe buffering lift car
CN107608167A (en) * 2017-10-11 2018-01-19 深圳奥比中光科技有限公司 Laser projection device and its method of controlling security
CN207457688U (en) * 2017-11-24 2018-06-05 深圳奥比中光科技有限公司 The optical projection apparatus of the film containing monitoring
CN108490630A (en) * 2018-03-12 2018-09-04 广东欧珀移动通信有限公司 Laser projection module, depth camera and electronic device
CN207904173U (en) * 2017-12-16 2018-09-25 东莞市顺铭电子材料有限公司 A kind of vehicle explosion-proof facial mask
CN108594460A (en) * 2018-05-31 2018-09-28 北京小米移动软件有限公司 Structure light module and electronic equipment
CN108646428A (en) * 2018-05-18 2018-10-12 昆山丘钛微电子科技有限公司 Optical projection module and its control method
CN108666281A (en) * 2018-03-30 2018-10-16 维沃移动通信有限公司 Optical device packaging structure and mobile terminal
CN108828562A (en) * 2018-08-22 2018-11-16 Oppo广东移动通信有限公司 Laser projection mould group and control method, depth image obtain equipment and electronic device

Patent Citations (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0349760A (en) * 1989-07-17 1991-03-04 Nitto Denko Corp Ultrasonic element pad
CN1125955A (en) * 1993-06-22 1996-07-03 帝国化学工业公司 Microvoid polyurethane material
JPH11151856A (en) * 1997-11-25 1999-06-08 Mitsubishi Paper Mills Ltd Reversible thermal recording material and image recording/erasing method
CN1442748A (en) * 2002-03-05 2003-09-17 中强光电股份有限公司 Light-shielding structure of projector lamp bulb
US20050286253A1 (en) * 2004-06-08 2005-12-29 Karlheinz Strobl Lightweight, stiff curved reflector and method for manufacturing same
CN1834777A (en) * 2005-03-16 2006-09-20 三菱电机株式会社 Light source device and projection-type image display device
CN101001509A (en) * 2006-12-29 2007-07-18 昆山维信诺显示技术有限公司 Humidity electronic device and its packaging cover, device substrate
CN101329500A (en) * 2007-06-21 2008-12-24 卡西欧计算机株式会社 Light source chamber for storing light source device and projector equipped therewith
CN102066988A (en) * 2008-06-27 2011-05-18 住友金属矿山株式会社 Film-like light shielding plate and stop, light amount adjusting stop device or shutter using the film-like light shielding plate
CN201637929U (en) * 2010-04-09 2010-11-17 杨红林 Waterproof laser guiding prism with sighting device
US20140024761A1 (en) * 2011-04-13 2014-01-23 Maruo Calcium Co., Ltd. Calcium carbonate filler for resin, process for producing the same, and resin composition containing the filler
CN203036192U (en) * 2012-08-28 2013-07-03 李顺贤 High-strength vacuum insulated panel
CN206307873U (en) * 2016-11-02 2017-07-07 浙江威特电梯有限公司 A kind of new visitor uses safe buffering lift car
CN107608167A (en) * 2017-10-11 2018-01-19 深圳奥比中光科技有限公司 Laser projection device and its method of controlling security
CN207457688U (en) * 2017-11-24 2018-06-05 深圳奥比中光科技有限公司 The optical projection apparatus of the film containing monitoring
CN207904173U (en) * 2017-12-16 2018-09-25 东莞市顺铭电子材料有限公司 A kind of vehicle explosion-proof facial mask
CN108490630A (en) * 2018-03-12 2018-09-04 广东欧珀移动通信有限公司 Laser projection module, depth camera and electronic device
CN108666281A (en) * 2018-03-30 2018-10-16 维沃移动通信有限公司 Optical device packaging structure and mobile terminal
CN108646428A (en) * 2018-05-18 2018-10-12 昆山丘钛微电子科技有限公司 Optical projection module and its control method
CN108594460A (en) * 2018-05-31 2018-09-28 北京小米移动软件有限公司 Structure light module and electronic equipment
CN108828562A (en) * 2018-08-22 2018-11-16 Oppo广东移动通信有限公司 Laser projection mould group and control method, depth image obtain equipment and electronic device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109751521A (en) * 2019-03-07 2019-05-14 维沃移动通信有限公司 A kind of light mould group and mobile terminal
CN109751521B (en) * 2019-03-07 2020-07-28 维沃移动通信有限公司 Light module and mobile terminal
CN109921278A (en) * 2019-03-28 2019-06-21 维沃移动通信有限公司 Laser projection mould group

Similar Documents

Publication Publication Date Title
CN103649625B (en) For providing the optical element of skylight appearance, illuminator and illumination apparatus
JP4883376B2 (en) Phosphor substrate, light source device, projector
US5684354A (en) Backlighting apparatus for uniformly illuminating a display panel
US9335619B2 (en) Luminescent light emitting device having luminescent material plate that is caused to be luminous by excitation light source and projector including same luminescent light emitting device
CN104681592B (en) A kind of display panel and preparation method thereof and display device
US9146017B2 (en) Lighting device
CN100439792C (en) Luminaire providing an output beam with a controllable photometric distribution
JP4728169B2 (en) Frit curing device
JP5285624B2 (en) Illumination device comprising at least one LED
US20140168942A1 (en) Light-emitting element, light-emitting device, and method for producing light-emitting element
TWI387501B (en) Optical film cutting method and optical film
US20160161081A1 (en) Illuminating glazing unit for a vehicle
CN103748513B (en) Composite glass generates the device of display image
KR100666550B1 (en) Flat panel displaye and fabrication method of the same
TWI496315B (en) Lighting device, illuminated enclosure and lighting methods
US7532385B2 (en) Optical interference display panel and manufacturing method thereof
US9791131B2 (en) Lighting element, a lighting system and a luminaire providing a skylight appearance
EP2748657B1 (en) Lighting unit comprising a waveguide and method for generating different types of light
JP2011188001A (en) Optical preforming of solid-state light-emitting die, and manufacturing method therefor, assembly method, and system
US7978396B2 (en) Optical interference display panel
EP2470831B1 (en) Led assembly
US10890705B2 (en) Display apparatus and method of manufacturing the same
KR101628420B1 (en) Optoelectronic semiconductor component
US8152318B2 (en) Optical system for a light emitting diode with collection, conduction, phosphor directing, and output means
CN100420967C (en) Micro-lens type sun light reflector and its adjusting control device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination