CN114236713A - Coupling lens with optical shunt - Google Patents
Coupling lens with optical shunt Download PDFInfo
- Publication number
- CN114236713A CN114236713A CN202111565741.0A CN202111565741A CN114236713A CN 114236713 A CN114236713 A CN 114236713A CN 202111565741 A CN202111565741 A CN 202111565741A CN 114236713 A CN114236713 A CN 114236713A
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- CN
- China
- Prior art keywords
- machine box
- fixedly connected
- mounting machine
- optical
- light
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- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4206—Optical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4266—Thermal aspects, temperature control or temperature monitoring
- G02B6/4268—Cooling
Abstract
The invention discloses a coupling lens with an optical shunt, which comprises an installing machine box, wherein the left side inside the installing machine box is fixedly connected with a high-power electric driver, the inside of the installing machine box is fixedly connected with a main shaft optical path component above the high-power electric driver, the right side of the top of the inner wall of the installing machine box is fixedly connected with a light splitting component, and the inside of the installing machine box is fixedly connected with an auxiliary optical path component under the light splitting component. According to the invention, because the beam splitter and the main shaft form an angle of 45 degrees when being installed, the superposed light rays are still parallel to the main shaft, the superposed light rays are sequentially transmitted into the six output optical fiber groups through the six auto-collimation lenses, beam splitting is realized, the superposed light beams make up for the defect of insufficient LED optical power, beam combining and beam splitting operations can be carried out on the light beams according to requirements, the split light beams are superposed and enhanced and then output through the optical fibers, the problem of optical power reduction caused by beam splitting is solved, and the optical fiber transmission effect is improved.
Description
Technical Field
The invention relates to the technical field of coupling lenses, in particular to a coupling lens with an optical shunt.
Background
An optical splitter, also called an optical splitter, is one of important passive devices in an optical fiber link, and is an optical fiber junction device with a plurality of input ends and a plurality of output ends, the optical splitter can be divided into a fused biconical taper type and a planar waveguide type according to a light splitting principle, an optical signal transmission device generally comprises a circuit board, an optical coupling lens, an optical fiber connector and an optical fiber, a light emitting module and an optical receiving module are arranged on the circuit board, the optical fiber is arranged in the optical fiber connector to be optically coupled with the optical coupling lens, and the optical coupling lens is used for converging light emitted from the optical fiber and bending the optical path to be emitted into the corresponding optical receiving module, and meanwhile, the optical splitter is also used for converging light emitted from the light emitting module and bending the optical path to be emitted into the corresponding optical fiber. The optical coupling lens generally includes a body for converging light and bending an optical path, and a base for supporting the body and precisely aligning the body with an optical fiber.
The existing coupling lens with the optical branch reduces the intensity of split light in the process of combining and splitting the light path, so that the power of the light transmitted to the optical fiber is reduced, the transmission effect of the optical fiber is reduced, and the high-power optical branch coupling lens cannot timely dissipate heat after being used for a long time, so that the internal temperature is overhigh, the material is thermally expanded, the optical branch device is damaged, and the service life is short.
Therefore, it is necessary to provide a coupling lens with an optical splitter to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a coupling lens with an optical splitter to solve the problems of poor internal heat dissipation and short service life of the optical splitter in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a coupling lens with an optical shunt comprises an installing machine box, wherein a high-power electric driver is fixedly connected to the left side inside the installing machine box, a main shaft light path component is fixedly connected to the inside of the installing machine box and is positioned above the high-power electric driver, a light splitting component is fixedly connected to the right side of the top of the inner wall of the installing machine box, an auxiliary light path component is fixedly connected to the inside of the installing machine box and is positioned right below the light splitting component, a first cooling fan is fixedly connected to the left side of the top of the inner wall of the installing machine box and is positioned right above the main shaft light path component, a second cooling fan is fixedly connected to the bottom of the right side of the inner wall of the installing machine box, a cooling component is arranged on the left side of the installing machine box and comprises a sealing plate and two cooling windows which are both arranged on the left side of the installing machine box, the closing plate passes through screw fixed connection in the left side of installer box, the right side of closing plate just is located two the equal adhesion in inside of heat dissipation window has sealed rubber buffer, the installation window has been seted up at the top on installer box right side, the inside of installation window is inlayed and is equipped with the fixed plate, the side of fixed plate is from last to evenly running through down there being six auto-collimation lenses, every the right-hand member of auto-collimation lens all is provided with output optical fiber group.
Preferably, the spindle light path assembly comprises a first LED power supply base and two first sliding grooves, the first LED power supply base is fixedly connected to the inside of the mounting machine box and located above the high-power electric driver, a first high-power LED lamp is arranged on the right side of the first LED power supply base, the two first sliding grooves are respectively formed in the front top of the inner wall of the mounting machine box and the back top of the inner wall, a first Dammann grating phase plate is slidably connected between the two opposite sides of the first sliding grooves and divided into a first grating area and a first non-grating area, a first pull rod is fixedly connected to the top of the first Dammann grating phase plate, and the top end of the first pull rod penetrates through the mounting machine box and extends to the outside of the mounting machine box.
Preferably, the auxiliary light path component comprises a second LED power supply base and two second sliding grooves, the second LED power supply base is fixedly connected inside the mounting machine box and located right below the light splitting component, a second high-power LED lamp is arranged at the top of the second LED power supply base, the two second sliding grooves are respectively formed in the front bottom of the inner wall of the mounting machine box and the back bottom of the inner wall, a second Dammann grating phase plate is slidably connected between the two opposite sides of the second sliding grooves, the second Dammann grating phase plate is divided into a second grating area and a second non-grating area, a second pull rod is fixedly connected to the right side of the second Dammann grating phase plate, and the right end of the second pull rod penetrates through the mounting machine box and extends to the outside of the mounting machine box.
Preferably, the beam splitting assembly comprises a beam splitting mirror block, the beam splitting mirror block is fixedly connected to the inside of the mounting machine box and is located right above the auxiliary light path assembly, a beam splitting mirror plate is arranged inside the beam splitting mirror block, a sleeve is fixedly connected to the right side of the beam splitting mirror block, and a lens is arranged inside the sleeve.
Preferably, the beam splitter mirror plate is tilted at an angle of 45 degrees.
Preferably, the main shaft optical path component, the light splitting component and the fixing plate are located on the same horizontal line in the transverse direction, and the auxiliary optical path component and the light splitting component are located on the same horizontal line in the longitudinal direction.
Compared with the prior art, the invention has the beneficial effects that:
(1) the coupling lens with the optical branching simultaneously provides power for a first high-power LED lamp and a second high-power LED lamp by starting a high-power driver, divergent light emitted by the first high-power LED lamp passes through a first no-grating area of a first Dammann grating phase plate to change the divergent light into parallel light, so that the collimated light can basically penetrate through a beam splitter plate in a beam splitter cube block, divergent light emitted by the second high-power LED lamp passes through a second no-grating area of a second Dammann grating phase plate to change the divergent light into parallel light, so that the collimated light can be refracted by ninety degrees through the beam splitter plate arranged at an inclination angle, and because the beam splitter forms an angle of 45 degrees with a main shaft when being arranged, the superposed light is still parallel with the main shaft, the superposed light is conveyed into an output optical fiber group through a self-collimating lens, when beam splitting is needed, the first Dammann grating phase plate is pushed downwards by the first pull rod, so that a first grating area on the first Dammann grating phase plate moves to the right side of the first high-power LED lamp, divergent light emitted by the first high-power LED lamp forms a plurality of light beams through the first grating area, the light beams are gathered at six auto-collimation lenses through lenses after passing through the beam splitter plate and are transmitted to six output optical fiber groups, the second Dammann grating phase plate is pulled rightwards by the second pull rod, the second grating area moves to the position right above the second high-power LED lamp, the emitted divergent light is divided into a plurality of straight gratings through the gratings, the collimated light can be refracted by ninety degrees through the beam splitter plate arranged at an inclination angle, the superposed light is still parallel to the main shaft due to the fact that the beam splitter forms an angle of 45 degrees with the main shaft when the main shaft is arranged, and the superposed light is sequentially transmitted to the six output optical fiber groups through the six auto-collimation lenses, the split beam is realized, the superposed light beam makes up the defect of insufficient LED light power, the light beam can be subjected to beam combination and splitting operation according to the requirement, the split light beam is output through the optical fiber after being superposed and enhanced, the problem of light power reduction caused by the split beam is solved, and the optical fiber transmission effect is improved.
(2) This coupling lens with optical branching through unscrewing the screw, takes out the closing plate from heat dissipation window department, and sealing rubber stopper no longer plugs up the heat dissipation window, starts first radiator fan and second radiator fan and bloies the heat dissipation to the inside of installer box, and hot-blast through heat dissipation window discharge prevents that inside high temperature from causing high temperature to warp, has prolonged device life.
Drawings
FIG. 1 is a schematic structural diagram of a coupling lens with optical branching according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural diagram of another preferred embodiment of a coupling lens with an optical splitter according to the present invention.
In the figure: 1. installing a machine box; 2. a high power electric drive; 3. a spindle optical path component; 4. an auxiliary light path component; 5. a first heat dissipation fan; 6. a second heat dissipation fan; 7. a heat dissipation and cooling component; 8. a light splitting component; 9. installing a window; 10. a fixing plate; 11. a self-collimating lens; 12. an output fiber group; 31. a first LED power supply base; 32. a first high power LED lamp; 33. a first Dammann grating phase plate; 34. a first rastered region; 35. a first pull rod; 36. a first chute; 37. a first matte area; 41. a second LED power supply base; 42. a second high power LED lamp; 43. a second Dammann grating phase plate; 44. a grating area; 45. a second pull rod; 46. a second matte area; 47. a second chute; 71. a sealing plate; 72. sealing the rubber plug; 73. a heat dissipation window; 81. a spectroscopic cube; 82. a beam splitter plate; 83. a sleeve; 84. a lens.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention: a coupling lens with an optical shunt comprises an installing machine box 1, wherein a high-power electric driver 2 is fixedly connected to the left side inside the installing machine box 1, a spindle optical path component 3 is fixedly connected to the inside of the installing machine box 1 and is positioned above the high-power electric driver 2, a light splitting component 8 is fixedly connected to the right side of the top of the inner wall of the installing machine box 1, an auxiliary optical path component 4 is fixedly connected to the inside of the installing machine box 1 and is positioned right below the light splitting component 8, a first cooling fan 5 is fixedly connected to the left side of the top of the inner wall of the installing machine box 1 and is positioned right above the spindle optical path component 3, a second cooling fan 6 is fixedly connected to the bottom of the right side of the inner wall of the installing machine box 1, a heat dissipation cooling component 7 is arranged on the left side of the installing machine box 1, and the heat dissipation cooling component 7 comprises a sealing plate 71 and two heat dissipation windows 73, two the left side in installer box 1 is all seted up to heat dissipation window 73, closing plate 71 passes through screw fixed connection in the left side of installer box 1, closing plate 71's right side just is located two the inside of heat dissipation window 73 all adheres there is sealed rubber buffer 72, installation window 9 has been seted up at the top on installer box 1 right side, the inside of installation window 9 is inlayed and is equipped with fixed plate 10, six auto-collimating lens 11, every are evenly run through to down on the side of fixed plate 10 the right-hand member of auto-collimating lens 11 all is provided with output optical fiber group 12, high-power electric drive 2 through the wire respectively with first LED power supply base 31, second LED power supply base 41, first radiator fan 5 and 6 electric connection of second radiator fan, during the installation use, the installation box 1 back is installed down.
The spindle light path assembly 3 comprises a first LED power supply base 31 and two first sliding grooves 36, the first LED power supply base 31 is fixedly connected to the inside of the mounting machine box 1 and located above the high-power electric driver 2, a first high-power LED lamp 32 is arranged on the right side of the first LED power supply base 31, the two first sliding grooves 36 are respectively arranged on the front top of the inner wall of the mounting machine box 1 and the back top of the inner wall, a first Dammann grating phase plate 33 is slidably connected between the two opposite sides of the first sliding grooves 36, the first Dammann grating phase plate 33 is divided into a first grating area 34 and a first non-grating area 37, a first pull rod 35 is fixedly connected to the top of the first Dammann grating phase plate 33, and the top end of the first pull rod 35 penetrates through the mounting machine box 1 and extends to the outside of the mounting machine box 1.
Referring to fig. 2, another embodiment of the present invention is provided: the auxiliary light path component 4 comprises a second LED power supply base 41 and two second sliding grooves 47, the second LED power supply base 41 is fixedly connected inside the mounting machine box 1 and is located right below the light splitting component 8, a second high-power LED lamp 42 is arranged at the top of the second LED power supply base 41, the two second sliding grooves 47 are respectively arranged at the bottom of the front surface of the inner wall of the mounting machine box 1 and the bottom of the back surface of the inner wall, a second dammann grating phase plate 43 is slidably connected between opposite sides of the two second sliding grooves 47, the second dammann grating phase plate 43 is divided into a second grating area 44 and a second non-grating area 46, a second pull rod 45 is fixedly connected to the right side of the second dammann grating phase plate 43, the right end of the second pull rod 45 penetrates through the mounting machine box 1 and extends to the outside of the mounting machine box 1, the second pull rod 45 is in contact with the mounting machine box 1, the second pull rod 35 is in contact with the mounting case 1.
The light splitting component 8 comprises a light splitting mirror block 81, the light splitting mirror block 81 is fixedly connected to the inside of the mounting machine box 1 and is positioned right above the auxiliary light path component 4, a light splitting mirror plate 82 is arranged inside the light splitting mirror block 81, a sleeve 83 is fixedly connected to the right side of the light splitting mirror block 81, a lens 84 is arranged inside the sleeve 83, the light splitting mirror plate 82 is a single-sided refractor, and a bottom position refracts a light mirror surface.
The beam splitter plate 82 is tilted at a 45 degree angle.
The main shaft light path component 3, the light splitting component 8 and the fixing plate 10 are in the same horizontal line in the horizontal direction, and the auxiliary light path component 4 and the light splitting component 8 are in the same horizontal line in the longitudinal direction.
The working principle is as follows: when in use, the high-power electric driver 2 is started to simultaneously provide electric power for the first high-power LED lamp 32 and the second high-power LED lamp 42, divergent light emitted by the first high-power LED lamp passes through the first non-grating area 37 of the first Dammann grating phase plate 33 to be converted into parallel light, so that the collimated light can basically penetrate through the beam splitter plate 82 in the beam splitter cube 81, divergent light emitted by the second high-power LED lamp 42 passes through the second non-grating area 46 of the second Dammann grating phase plate 43 to be converted into parallel light, so that the collimated light can be refracted by ninety degrees through the beam splitter plate 82 which is arranged at an inclined angle of 45 degrees, and because the beam splitter and the main shaft are arranged at an angle of 45 degrees, the superposed light is still parallel to the main shaft, and the superposed light is conveyed into an output optical fiber group 12 through a self-collimating lens 11, when beam splitting is needed, the first raman grating phase plate 33 is pushed downwards by the first pull rod 35, so that the first grating area 34 on the first raman grating phase plate 33 moves to the right side of the first high-power LED lamp 32, divergent light emitted by the first high-power LED lamp forms a plurality of light beams through the first grating area 34, the light beams are gathered at six self-collimating lenses 11 through lenses 84 after passing through a splitter plate 82, the light beams are transmitted to six output optical fiber groups 12, the second raman grating phase plate 43 is pulled rightwards by the second pull rod 45, the second grating area 34 moves to the position right above the second high-power LED lamp 42, the emitted divergent light is split into a plurality of straight gratings through the gratings, so that the collimated light can be refracted ninety degrees through the splitter plate 82 installed at an inclination angle of 45 degrees, and the beam splitter and the main shaft are installed at an angle of 45 degrees, the superposed light is still parallel to the main shaft, superimposed light is sequentially conveyed into the six output optical fiber groups 12 through the six auto-collimation lenses 11 to realize beam splitting, in the using process, in order to prevent the internal temperature of the mounting machine box 1 from being too high, the sealing plate 71 is taken out from the heat dissipation window 73 by unscrewing the screws, the sealing rubber plug 72 does not block the heat dissipation window 73 any more, the first heat dissipation fan 5 and the second heat dissipation fan 6 are started to blow and dissipate heat inside the mounting machine box 1, and hot air is discharged through the heat dissipation window 73.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A coupling lens with optical splitting comprising a mounting housing (1), characterized in that: the high-power electric driver (2) is fixedly connected to the left side inside the mounting machine box (1), the spindle light path component (3) is fixedly connected to the inside of the mounting machine box (1) and is positioned above the high-power electric driver (2), the light splitting component (8) is fixedly connected to the right side of the top of the inner wall of the mounting machine box (1), the auxiliary light path component (4) is fixedly connected to the inside of the mounting machine box (1) and is positioned under the light splitting component (8), the first cooling fan (5) is fixedly connected to the left side of the top of the inner wall of the mounting machine box (1) and is positioned above the spindle light path component (3), the second cooling fan (6) is fixedly connected to the bottom of the right side of the inner wall of the mounting machine box (1), the cooling component (7) is arranged on the left side of the mounting machine box (1), and comprises a sealing plate (71) and two cooling windows (73), two the left side in installer box (1) is all seted up in heat dissipation window (73), closing plate (71) are through screw fixed connection in the left side of installer box (1), the right side of closing plate (71) just is located two the inside of heat dissipation window (73) all adheres there is sealing rubber stopper (72), install window (9) have been seted up at the top on installer box (1) right side, the inside of installing window (9) is inlayed and is equipped with fixed plate (10), the side of fixed plate (10) is from last to evenly running through down there are six auto-collimation lens (11), every the right-hand member of auto-collimation lens (11) all is provided with output optical fiber group (12).
2. A coupling lens with optical splitting according to claim 1, characterized in that: the spindle optical path assembly (3) comprises a first LED power supply base (31) and two first sliding grooves (36), the first LED power supply base (31) is fixedly connected to the inside of the mounting machine box (1) and located above the high-power electric driver (2), a first high-power LED lamp (32) is arranged on the right side of the first LED power supply base (31), the two first sliding grooves (36) are respectively arranged at the front top of the inner wall of the mounting machine box (1) and the back top of the inner wall, a first Dammann grating phase plate (33) is connected between the two opposite sides of the first sliding grooves (36) in a sliding mode, the first Dammann grating phase plate (33) is divided into a first grating area (34) and a first non-grating area (37), a first pull rod (35) is fixedly connected to the top of the first Dammann grating phase plate (33), and the top end of the first pull rod (35) penetrates through the mounting machine box (1) and extends to the outside of the mounting machine box (1).
3. A coupling lens with optical splitting according to claim 1, characterized in that: the auxiliary light path component (4) comprises a second LED power supply base (41) and two second sliding grooves (47), the second LED power supply base (41) is fixedly connected with the inside of the mounting machine box (1) and is positioned right below the light splitting component (8), a second high-power LED lamp (42) is arranged at the top of the second LED power supply base (41), two second sliding grooves (47) are respectively arranged at the bottom of the front surface of the inner wall of the mounting machine box (1) and the bottom of the back surface of the inner wall, a second Dammann grating phase plate (43) is connected between the opposite sides of the two second sliding grooves (47) in a sliding manner, the second Dammann grating phase plate (43) is divided into a second grating area (44) and a second non-grating area (46), the right side of the second Dammann grating phase plate (43) is fixedly connected with a second pull rod (45), the right end of the second pull rod (45) penetrates through the mounting machine box (1) and extends to the outside of the mounting machine box (1).
4. A coupling lens with optical splitting according to claim 1, characterized in that: the light splitting component (8) comprises a light splitting mirror cube (81), the light splitting mirror cube (81) is fixedly connected to the inside of the mounting machine box (1) and is located right above the auxiliary light path component (4), a light splitting mirror plate (82) is arranged inside the light splitting mirror cube (81), a sleeve (83) is fixedly connected to the right side of the light splitting mirror cube (81), and a lens (84) is arranged inside the sleeve (83).
5. The coupling lens with optical splitting according to claim 4, wherein: the beam splitter plate (82) is arranged by inclining at an angle of 45 degrees.
6. A coupling lens with optical splitting according to claim 1, characterized in that: the main shaft light path component (3), the light splitting component (8) and the fixing plate (10) are located on the same horizontal line in the transverse direction, and the auxiliary light path component (4) and the light splitting component (8) are located on the same horizontal line in the longitudinal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111565741.0A CN114236713A (en) | 2021-12-21 | 2021-12-21 | Coupling lens with optical shunt |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111565741.0A CN114236713A (en) | 2021-12-21 | 2021-12-21 | Coupling lens with optical shunt |
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| Publication Number | Publication Date |
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| CN114236713A true CN114236713A (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111565741.0A Pending CN114236713A (en) | 2021-12-21 | 2021-12-21 | Coupling lens with optical shunt |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6272269B1 (en) * | 1999-11-16 | 2001-08-07 | Dn Labs Inc. | Optical fiber/waveguide illumination system |
| CN1584646A (en) * | 2004-06-08 | 2005-02-23 | 中国科学院上海光学精密机械研究所 | Dynamic light coupler |
| CN101109835A (en) * | 2006-07-19 | 2008-01-23 | 株式会社东芝 | Laser beam injecting optical device for optical fiber |
| CN107608037A (en) * | 2017-09-12 | 2018-01-19 | 杭州电子科技大学 | Fiber coupling device applied to ring mediated isothermal amplification |
| CN210803802U (en) * | 2019-07-24 | 2020-06-19 | 扬州瑞芯光通信器材有限公司 | Optical divider that suitability is strong |
-
2021
- 2021-12-21 CN CN202111565741.0A patent/CN114236713A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6272269B1 (en) * | 1999-11-16 | 2001-08-07 | Dn Labs Inc. | Optical fiber/waveguide illumination system |
| CN1584646A (en) * | 2004-06-08 | 2005-02-23 | 中国科学院上海光学精密机械研究所 | Dynamic light coupler |
| CN101109835A (en) * | 2006-07-19 | 2008-01-23 | 株式会社东芝 | Laser beam injecting optical device for optical fiber |
| CN107608037A (en) * | 2017-09-12 | 2018-01-19 | 杭州电子科技大学 | Fiber coupling device applied to ring mediated isothermal amplification |
| CN210803802U (en) * | 2019-07-24 | 2020-06-19 | 扬州瑞芯光通信器材有限公司 | Optical divider that suitability is strong |
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