CN105323507B - A kind of image information processing device and it is used for mode of laser group therein - Google Patents
A kind of image information processing device and it is used for mode of laser group therein Download PDFInfo
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- CN105323507B CN105323507B CN201510824805.2A CN201510824805A CN105323507B CN 105323507 B CN105323507 B CN 105323507B CN 201510824805 A CN201510824805 A CN 201510824805A CN 105323507 B CN105323507 B CN 105323507B
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Abstract
The invention discloses a kind of image information processing device and it is used for mode of laser group therein.Image information processing device includes mode of laser group (3), fixed bracket (1) and pcb board (2), the fixed bracket (1) includes the forward recess and rearward recess being spaced apart by intermediate bulkhead, the forward recess is also placed with the mode of laser group (3), the rearward recess places the pcb board (2), and the forward recess also places lasing safety mould group (4), RGB camera (5), infrared camera (6), the first microphone (7) and second microphone (8).The present invention can capture image information, wherein pcb board (2), which is placed in the rearward recess, is conducive to radiate, each component, which is arranged on fixed bracket, simultaneously makes image information processing device of the invention small in size, compact-sized, secured, and each component is also not susceptible to loosen.
Description
Technical field
Swash the present invention relates to technical field of image processing more particularly to a kind of image information processing device and for therein
Optical mode group.
Background technique
With the development of modern science and technology, the processing of image information becomes particularly important, existing image information processing device
It include box body, control circuit board, front panel and floor；Wherein, RGB camera and infrared transmitter, infrared remote receiver peace
In control circuit board, then the control circuit board for being equipped with RGB camera and infrared transmitter, infrared remote receiver is packed into
In box mentions, by base plate cover to box body, compresses, control circuit board is fixed in box body.However, this mode is easy to cause
It is mounted on RGB camera and infrared transmitter, infrared remote receiver is insecure, structure is easy to loosen, and structure is not compact, is unfavorable for controlling
Heat dissipation for circuit board processed, is easily damaged control circuit board.In particular for RGB camera and infrared transmitter, infrared remote receiver this
Kind optical device, is slightly loosened or is deviated, then the precision that will lead to entire product changes.
Summary of the invention
The invention discloses a kind of image information processing device and it is used for mode of laser group therein, on the one hand, provide one
Kind mode of laser group, light channel structure is compact, firm, and optical element quantity is few, convenient for assembling, fixes, so that mode of laser group
Volume further reduce, convenient for it is integrated, convenient for applying to other electronic equipments；On the other hand, a kind of image information is provided
Processing unit, each component are arranged on fixed bracket, so that small in size, compact-sized, secured, the Ge Geyuan of the present invention
Device is also not susceptible to loosen.
To achieve this purpose, the present invention adopts the following technical scheme:
In a first aspect, the present invention proposes a kind of light channel structure, including laser light source, further include along optical propagation direction successively
Collimating element, diffraction element and the reflecting mirror of placement, the collimating element are collimation lens or the optics member with diffraction structure
Part.
Wherein, the laser of laser light source outgoing is non-collimated light, subject to the light being emitted after the collimating element
Direct light, the diffraction element receive the collimated light being emitted from the collimating element, are emitted multiple diffracted beams, the reflecting mirror is anti-
The diffracted beam is penetrated, when the collimating element is the optical element with diffraction structure, the diffraction structure is according to institute
The corresponding phase wavestrip diffraction structure of the transmittance function that the light field of the light field and the collimated light of stating non-collimated light is calculated,
When the collimating element is collimation lens, the collimation lens is plano-convex lens.
Second aspect, the present invention proposes a kind of mode of laser group including above-mentioned light channel structure, including being used for inner cavity
The shell of fixed optical path structure, inner cavity successively include: light source placed cavity, first element placed cavity, second element placed cavity and go out
Optical port；The laser light source is fixedly installed in the light source placed cavity, and the collimating element and the diffraction element are successively fixed
It is installed on first element placed cavity, the reflecting mirror is fixedly installed in second element placed cavity, and the light of reflecting mirror reflection, which deviates, to swash
The direction of light outgoing is simultaneously emitted from the light-emitting window.
The third aspect, the present invention propose a kind of image information processing device including above-mentioned mode of laser group, comprising:
Fixed bracket and pcb board, the fixed bracket include the forward recess and rearward recess being spaced apart by intermediate bulkhead, institute
It states forward recess and places the mode of laser group, the rearward recess places the pcb board.
It wherein, further include the lasing safety mould group that the forward recess is set, RGB camera, infrared camera, the first wheat
Gram wind and second microphone；The edge of the lasing safety mould group is provided with strip-shaped hole；The forward recess is successively arranged from left to right
First connecting hole, the first groove, the first raised platforms, first through hole, the second raised platforms, the second groove and the second connecting hole；
The height of projection of first raised platforms and the second raised platforms is respectively less than the depth of the forward recess；It is described support bracket fastened
Both ends are provided with arc limit slot；The mode of laser group, lasing safety mould group, RGB camera, infrared camera are respectively arranged in
First groove, the first raised platforms, the second raised platforms, the second groove, first microphone are installed on described first
Connection hole, the second microphone are installed on second connection hole.
Wherein, the side wall of the rearward recess is provided with bar shaped close to the first groove, the second raised platforms and the second groove and lacks
Mouthful.
It wherein, further include that front is equipped with the shell and shell front cover being open, the fixed bracket is set to the inside of shell,
The inside both ends of the shell are provided with the limited post with arc limit slot cooperation；The back side of the shell is provided with second
Through-hole；The shell front cover is fixed on the opening of the shell, and compresses the fixed bracket.
Wherein, the shell front cover has been set gradually from left to right third through-hole corresponding with infrared camera, has taken the photograph with RGB
As corresponding fourth hole, fifth hole corresponding with mode of laser group；The fourth hole is at a distance from the fifth hole
Greater than the fourth hole at a distance from the third through-hole, the third through-hole, fourth hole and fifth hole front end it is interior
Peripherally disposed edge is provided on circumference.
Wherein, be sequentially placed at the third through-hole, at fourth hole and at fifth hole lens, lens tabletting and
Sealing foam.
It is compact, firm that the invention has the advantages that: light channel structures of the invention, and optical element quantity is few, convenient for assembling, admittedly
It is fixed；Mode of laser group assembling containing the light channel structure is at low cost, small in size, convenient for it is integrated, convenient for being applied to other electronic equipments；
The pcb board of image information processing device, which is placed in the rearward recess, to be conducive to radiate, while each component is arranged at admittedly
Make the present invention small in size, compact-sized, secured on fixed rack, each component is also not susceptible to loosen, therefore can apply
On the electronic equipment of light, thin, the short and small design such as mobile terminal, hand-held device, wearable device.
Detailed description of the invention
Fig. 1 is the light channel structure figure of mode of laser group provided by the invention.
Fig. 2 a is the schematic perspective view of the shell of mode of laser group provided by the invention.
Fig. 2 b is the schematic diagram of internal structure of the shell of mode of laser group provided by the invention.
Fig. 2 c is cross sectional side view of the shell along B-B of mode of laser group provided by the invention.
Fig. 3 is the support bracket fastened structural schematic diagram of image information processing device provided by the invention.
Fig. 4 is the structural schematic diagram of the shell front cover of image information processing device provided by the invention.
Fig. 5 a is the local diffraction structure figure of collimating element DOE.
Fig. 5 b is cross sectional side view of the collimating element DOE along section C-C.
Fig. 5 c is cross sectional side view of the collimating element DOE along section D-D.
Fig. 6 is the partial structural diagram of diffraction element DOE.
Fig. 7 is the speckle pattern that collimated light is formed after DOE diffraction.
The reference numerals are as follows:
1. fixed bracket, 2.PCB plate, 3. mode of laser groups, 4. lasing safety mould groups, 5.RGB camera, 6. infrared photographies
Head, 7. first microphones, 8. second microphones, 9. shell front covers, 10. lens, 11. lens tablettings, 12. sealing foams, 101.
First connecting hole, 102. first grooves, 103. first raised platforms, 104. first through hole, 105. second raised platforms, 106.
Two grooves, 107. second connecting holes, 108. arc limit slots, 31. shells, 32. inner cavities, 33. laser light sources, 34. collimating elements,
35. diffraction element, 36. reflecting mirrors, 321. light source placed cavities, 322. first element placed cavities, 323. second element placed cavities,
324. light-emitting windows, 401. strip-shaped holes, 901. third through-holes, 902. fourth holes, 903. fifth holes.
Specific embodiment
Below in conjunction with attached drawing, pass through specific embodiment to further illustrate the technical scheme of the present invention.
With reference to Fig. 1, it further includes passing along light that one aspect of the present invention, which proposes a kind of light channel structure, including laser light source 33,
Collimating element 34, diffraction element 35 and reflecting mirror 36 that direction is sequentially placed are broadcast, the collimating element 34 is collimation lens or tool
There is the optical element of diffraction structure.
Laser light source 33 can be common semiconductor laser, semiconductor edge-emitting laser device (edge emitting
Laser), vertical cavity surface-emitting laser (VCSEL) or the laser light source of other types.Semiconductor laser is as laser
Light source, it is small in size, cost is relatively low, convenient for being integrated into miniaturized electronics.
The laser that the laser light source 33 is emitted is non-collimated light, and the light being emitted after the collimating element 34 is collimation
Light, the diffraction element 35 receive the collimated light being emitted from the collimating element 34, are emitted multiple diffracted beams, the reflecting mirror
The 36 reflection diffracted beams.
It needs to carry out light beam collimation in image information processing device and becomes preferable collimated light, then allow collimated light
Diffraction occurs by diffraction element 36 and forms scatterplot light.
In the present invention, when the collimating element (34) are collimation lens, the collimation lens is plano-convex lens, described
The light incident surface of plano-convex lens is plane, and light-emitting face is non-spherical surface, curved surface formula are as follows:
Using aspherical vertex as origin, the optical axis of collimation lens is abscissa x, and y represents ordinate, and A, B, C, D, E are equal
For high-order coefficient, the value of high-order coefficient is 0 under normal circumstances, wherein c is the vertex curvature of rotational symmetric aspheric, rotation
The mirror vertex curvature radius for turning symmetric aspheres is R, and R is reciprocal each other with c, and k is conic constant, it is preferred that k is -57, R
For 86.133mm.The center thickness of collimation lens is preferably 1.356mm, and refractive index is preferably 1.54, and aperture radius is preferably
2.54mm。
Optical element with diffraction structure, substrate can be lens, reflecting mirror, plate or other traditional optical devices
Part, i.e., in diffraction knot of the surface of lens, reflecting mirror, plate or other Traditional optics preparation with specific phase mehtod
Structure, such as etching generate the embossment structure of two or more step depths.
The diffraction structure of diffraction optical element is to acquire diffraction screen according to incident field and required optical output field
Transmittance function generates the phase wavestrip diffraction structure on surface.
In other words, the diffraction structure of diffraction optical element is obtained using inverse design method, it is known that is output and input on face
Light distribution, seek the phase mehtod on the face of outputting and inputting.
The optical wavelength of the emergent light of laser light source is less than the characteristic size of diffraction element 35 in the present invention, and design process is
The inversion process of diffraction process, such as according to incident light be collimation laser, emergent light is to be formed and set after diffraction optical element
Determine the laser of pattern, it is known that in Fu Lang and the obtained light field in fraunhofer-diffraction region it is f (x, y), then inverse operation is carried out to f (x, y),
Solve FT-1{ f (x, y) }, due to FT-1{ f (x, y) } obtains being continuous distribution function, so actual phase distribution also needs to lead to
The thickness of diffraction element is crossed to debug, formula are as follows:
H is diffraction element thickness in formula, and λ is the optical wavelength of incident light, and φ is phase distribution, and n is constant；In practical system
Phase can not be made to reach continuously distributed when making diffraction element, scalar quantization need to be used, but scalar quantization can bring error into, it is practical
Computational accuracy, smaller error can be improved in manufacturing process by optimization algorithm.
In the present invention, when collimating element 34 is the optical element with diffraction structure, collimating element 34 is preferably base
Piece is the DOE (Diffractive Optical Element, DOE) of plate, which has the embossment of specific phase mehtod
Diffraction structure, cross section be the step embossment structure with two or more bumps, substantially 1.0 μm of the thickness of substrate, μm table
Show micron, each step of the thickness of substrate it is highly non-uniform, be 0.7 μm -0.9 μm.
The diffraction structure of collimating element 34 is to be calculated according to the light field of the non-collimated light and the light field of the collimated light
The corresponding phase wavestrip diffraction structure of the transmittance function arrived, the i.e. specific diffraction structure of collimating element 34 are entered by given
Non-collimated light field and required outgoing collimated light field are penetrated to acquire the transmittance function of diffraction screen, generates the phase wave on surface
Band diffraction structure, to obtain the diffracting surface structure of collimating element 34.Fig. 5 a is the collimating element 34 of the present embodiment when being DOE
Diffraction structure, Fig. 5 b and Fig. 5 c are respectively the cross sectional side view along section C-C and D-D, and the unit of abscissa and ordinate is equal
For μm.
Non-collimated light is collimated with collimation lens, the thickness of collimation lens than it is relatively thin when focal length it is longer, lead to optical path
Extend, and thickness is thicker when the focal length of collimation lens is shorter, can suitably shorten optical path.
Compared with collimation lens, DOE's is thinner, its placement location is any when collimating to non-collimated light, not by
The influence of focal length, DOE can be close to the light-emitting windows of laser light source, and diffraction element 35 can also be close to DOE, and reflecting mirror 36 can also be with
Close to DOE, so as to effectively shorten light path；In addition the thickness of DOE can be very thin, further shortens light path, and
DOE will not generate aberration.
Diffraction element 35 of the invention be the optical element with diffraction structure, preferably substrate be plate DOE
(Diffractive Optical Element, DOE), which has the diffraction structure of the embossment of specific phase mehtod, transversal
Face is the step embossment structure with two or more bumps.
The diffraction structure of diffraction element 35 is to be calculated according to the light field of the non-collimated light and the light field of the collimated light
The corresponding phase wavestrip diffraction structure of the transmittance function arrived, the i.e. specific diffraction structure of diffraction element 36 are entered by given
Non-collimated light field and required outgoing collimated light field are penetrated to acquire the transmittance function of diffraction screen, generates the phase wave on surface
Band diffraction structure, to obtain the diffracting surface structure of diffraction element 36.
Reflecting mirror 36 can be placed close to diffraction element 35, can reduce the light path of light exit direction.
The diffraction structure of diffraction element 35 used in the present embodiment in box for DOE diffraction structure as shown in fig. 6, illustrate
Figure is along the cross sectional side view of A-A, and wherein incident field is the laser light field of collimation, and emergent light is the diffraction with certain angle of flare
Light beam；Collimated light is emitted diffusion after the diffraction of DOE, and forms the laser beam with certain pattern, for example random point diagram, dissipates
Spot figure, as shown in Figure 7.
In the present invention, the optical element of light channel structure is considerably less, only includes collimating element 34, diffraction element 35 and reflection
Mirror 36 can reduce the light path of light exit direction.
It is the perspective view of the shell 31 of mode of laser group 3 with reference to Fig. 2 a-2c, Fig. 2 a, Fig. 2 b is the internal structure chart of shell 31,
Fig. 2 c is the cross sectional side view along B-B of shell 31.
Another aspect of the present invention proposes a kind of for the mode of laser group 3 including above-mentioned light channel structure, the mode of laser group 3 packet
The shell 31 for fixed optical path structure with inner cavity 32 is included, inner cavity 32 successively includes: light source placed cavity 321, first element
Placed cavity 322, second element placed cavity 323 and light-emitting window 324；The laser light source 33 is fixedly installed in the light source placed cavity
321, the collimating element 34 and the diffraction element 35 are successively fixedly installed in first element placed cavity 322, the reflecting mirror
36 are fixedly installed in second element placed cavity 323, the light that reflecting mirror 36 reflects deviate the direction of laser emitting and from it is described go out light
Mouth 324 is emitted.
The structure of mode of laser group 3 is simple, since above-mentioned light channel structure only includes reflecting mirror 36 in beam exit direction, makes
The mode of laser group 3 light channel structure also smaller in the thickness direction of beam exit and above-mentioned is obtained only to wrap in light beam incident direction
Collimating element 34, diffraction element 35 and reflecting mirror 36 are included, causes the thickness in the direction also smaller, therefore reduce on the whole
The volume of mode of laser group 3.
3 structure of mode of laser group proposed by the present invention is simple, and thickness is small on beam exit direction, the entirety of mode of laser group 3
It is small in size, convenient for integrated.
On the other hand, the invention proposes a kind of image information processing device, above-mentioned mode of laser group 3 is mounted in it
Portion.
Fig. 3 is the image information processing device schematic diagram of internal structure, which includes fixed bracket 1
With pcb board 2, the fixed bracket 1 includes the forward recess and rearward recess being spaced apart by intermediate bulkhead, and the forward recess places institute
Mode of laser group 3 is stated, the rearward recess places the pcb board 2.
Fixed bracket 1 is the bracket that rigidity is high, deformation is small and heat conduction and heat radiation is good, preferably metallic support.
It additionally include lasing safety mould group 4, the RGB camera 5, infrared camera 6, first that the forward recess is set
Microphone 7 and second microphone 8；The edge of the lasing safety mould group 4 is provided with strip-shaped hole 401；The forward recess is from left to right
It is successively arranged the first connecting hole 101, the first groove 102, the first raised platforms 103, first through hole 104, the second raised platforms
105, the second groove 106 and the second connecting hole 107；The height of projection of first raised platforms 103 and the second raised platforms 105
The depth of the respectively less than described forward recess；The both ends of the fixed bracket 1 are provided with arc limit slot 108；The mode of laser group 3,
It is flat that lasing safety mould group 4, RGB camera 5, infrared camera 6 are successively respectively arranged in 102, first protrusion of the first groove
Platform 103, the second raised platforms 105, the second groove 106, first microphone 7 are installed at first connecting hole 101, institute
Second microphone 8 is stated to be installed at second connecting hole 107.
Wherein mode of laser group 3, lasing safety mould group 4, RGB camera 5, infrared camera 6, the first microphone 7 and second
Microphone 8 is installed in fixed 1 forward recess of bracket, and the setting of pcb board 2 is in fixed 1 rearward recess of bracket, a fixed bracket 1
The compact necessary component that placed image information processing device, so that image information processing device is compact-sized secured,
The pcb board 2 being easily installed in fixed 1 rearward recess of bracket simultaneously radiates.
The edge of lasing safety mould group 4 is provided with strip-shaped hole 401, and the connector that connecting line is one is inserted into strip-shaped hole 401, other end
It is connect across first through hole 104 with the pcb board 2 in rearward recess；The protrusion of first raised platforms 103 and the second raised platforms 105
Height is respectively less than the depth of the forward recess, preferably protects on the basis of not increasing fixed 1 volume of bracket mounted thereto
Lasing safety mould group 4 and RGB camera 5.
The side wall of the rearward recess of fixed bracket 1 is close at the first groove 102, the second raised platforms 105 and the second groove 106
It is provided with a v notch v.
The winding displacement of mode of laser group 3, RGB camera 5 and infrared camera 6 in forward recess passes through a v notch v with after respectively
Pcb board 2 in groove connects, and so that winding displacement is not occupied excessive space, further such that the structure of image information processing device
It is compact.
Image information processing device further includes the shell and shell front cover 9 that front is equipped with opening, and the fixed bracket 1 is arranged
In the inside of shell, the inside both ends of the shell are provided with the limited post with the arc limit slot 108 cooperation；Pass through limit
Column fixes fixed bracket 1 inside the housing, so that structure is stronger, stablizes.
The back side of the shell of image information processing device is provided with the second through-hole；The shell front cover 9 is fixed on described outer
The opening of shell, and compress the fixed bracket 1.USB connecting line passes through the second through-hole connecting PCB board 2.
With reference to Fig. 4, Fig. 4 is the structural schematic diagram of the shell front cover 9 of image information processing device, shell front cover 9 from a left side to
The right side is disposed with and the corresponding third through-hole 901 of infrared camera 6, fourth hole 902 corresponding with RGB camera 5, with swash
The corresponding fifth hole 903 of optical mode group 3；The fourth hole 902 is greater than the four-way at a distance from the fifth hole 903
Hole 902 at a distance from the third through-hole 901,903 front end of the third through-hole 901, fourth hole 902 and fifth hole it is interior
Peripherally disposed edge 904 is provided on circumference.
Wherein, be sequentially placed at third through-hole 901, at fourth hole 902 and at fifth hole 903 lens 10, thoroughly
Mirror tabletting 11 and sealing foam 12, the fourth hole 902 is smaller at a distance from the third through-hole 901, is located at the described 4th
Lens tabletting at through-hole 902 and third through-hole 901 can be integrally formed, reduces assembling difficulty.
The setting at edge 904 so that be capable of forming at third through-hole 901, fourth hole 902 and fifth hole 903 one it is micro-
Small recess, when image information processing device being avoided to fall, the camera installed inside it is damaged；In addition, convenient for clear
It is clean, and the three-dimensional sense of image information processing device appearance is enhanced, it is more beautiful.
It is compact, firm that the invention has the advantages that: light channel structures of the invention；Laser module group assembling containing the light channel structure
It is at low cost, small in size, convenient for being applied to other electronic equipments.Image information processing device includes mode of laser group 3, fixed bracket 1
With pcb board 2, the fixed bracket 1 includes the forward recess and rearward recess being spaced apart by intermediate bulkhead, and the forward recess places institute
State mode of laser group 3, the rearward recess places the pcb board 2, the lasing safety mould group 4 of the forward recess, RGB camera 5, red
Outer camera 6, the first microphone 7 and second microphone 8.Image information processing device of the invention can capture image information,
Middle pcb board 2, which is placed in the rearward recess, to be conducive to radiate, while each component is arranged on fixed bracket 1 and makes this
Invent small in size, compact-sized, secured, each component is also not susceptible to loosen, therefore can apply in mobile terminal, hand-held
On the electronic equipment of light, thin, the short and small design such as device, wearable device.
Describe the technical principle of the embodiment of the present invention in conjunction with specific embodiments above, these descriptions are intended merely to explain this
The principle of inventive embodiments, and it cannot be construed to the limitation to protection scope of the embodiment of the present invention in any way, this field
Technical staff does not need to pay for creative labor the other specific embodiments that can associate the embodiment of the present invention, these sides
Formula is fallen within the protection scope of the embodiment of the present invention.
Claims (5)
1. a kind of image information processing device, including mode of laser group (3), which is characterized in that further include fixed bracket (1) and PCB
Plate (2), the fixed bracket (1) includes the forward recess and rearward recess being spaced apart by intermediate bulkhead, and the forward recess places institute
It states mode of laser group (3), the rearward recess places the pcb board (2)；
It further include the lasing safety mould group (4) that the forward recess is set, RGB camera (5), infrared camera (6), the first wheat
Gram wind (7) and second microphone (8)；The edge of the lasing safety mould group (4) is provided with strip-shaped hole (401)；
The forward recess is successively arranged the first connecting hole (101), the first groove (102), the first raised platforms from left to right
(103), first through hole (104), the second raised platforms (105), the second groove (106) and the second connecting hole (107)；Described first
The height of projection of raised platforms (103) and the second raised platforms (105) is respectively less than the depth of the forward recess；The fixed bracket
(1) both ends are provided with arc limit slot (108)；
The mode of laser group (3), lasing safety mould group (4), RGB camera (5), infrared camera (6) are successively respectively arranged in
First groove (102), the first raised platforms (103), the second raised platforms (105), the second groove (106), described first
Microphone (7) is installed at first connecting hole (101), and the second microphone (8) is installed on second connecting hole
(107) at；
The mode of laser group (3) includes light channel structure, and it further includes along light propagation that the light channel structure, which includes laser light source (33),
Collimating element (34), diffraction element (35) and the reflecting mirror (36) that direction is sequentially placed, the collimating element (34) are that collimation is saturating
Mirror or optical element with diffraction structure.
2. image information processing device according to claim 1, which is characterized in that the side wall of the rearward recess is close to first
A v notch v is provided at groove (102), the second raised platforms (105) and the second groove (106).
3. image information processing device according to claim 1 or 2, which is characterized in that further include that front is equipped with opening
Shell and shell front cover (9), the fixed bracket (1) are set to the inside of shell, the inside both ends of the shell be provided with
The limited post of arc limit slot (108) cooperation；The back side of the shell is provided with the second through-hole；The shell front cover (9)
It is fixed on the opening of the shell, and compresses the fixed bracket (1).
4. image information processing device according to claim 3, which is characterized in that the shell front cover (9) is from left to right
Be disposed with and infrared camera (6) corresponding third through-hole (901), fourth hole corresponding with RGB camera (902),
Fifth hole (903) corresponding with mode of laser group (3)；The fourth hole (902) is big at a distance from the fifth hole (903)
In the fourth hole (902) at a distance from the third through-hole (901), the third through-hole (901), fourth hole (902)
Peripherally disposed edge (904) are provided with on the inner periphery of fifth hole (903) front end.
5. image information processing device according to claim 4, which is characterized in that at the third through-hole (901), the 4th
Lens (10), lens tabletting (11) and sealing bubble have been sequentially placed at through-hole (902) and at fifth hole (903) from front to back
Cotton (12).
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| CN105372905A (en) * | 2015-11-24 | 2016-03-02 | 深圳奥比中光科技有限公司 | Laser module and image information acquisition apparatus |
| CN112470071B (en) * | 2020-02-28 | 2021-12-21 | 深圳市大疆创新科技有限公司 | Three-light camera, tripod head structure and mobile platform |
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| WO2009153446A3 (en) * | 2008-06-12 | 2010-03-11 | Universite De Strasbourg | Device for projecting structured light using vcsels and phase diffractive optical components |
| CN102656496A (en) * | 2009-12-16 | 2012-09-05 | 住友电气工业株式会社 | Optical transceiver with partition wall dividing a space to install circuit from another space for optical receptacle |
| CN102822622A (en) * | 2011-03-25 | 2012-12-12 | 三洋电机株式会社 | Object detecting device and information acquiring device |
| CN203760845U (en) * | 2014-02-20 | 2014-08-06 | 大连华扬科技有限公司 | External-cavity-type diode laser device used for seed light injection |
| CN205249362U (en) * | 2015-11-24 | 2016-05-18 | 深圳奥比中光科技有限公司 | Image information processing apparatus and be used for sharp optical module and light path structure wherein |
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