CN208187548U - A kind of centering adjusting device applied to OCT spectrometer camera - Google Patents
A kind of centering adjusting device applied to OCT spectrometer camera Download PDFInfo
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- CN208187548U CN208187548U CN201820727106.5U CN201820727106U CN208187548U CN 208187548 U CN208187548 U CN 208187548U CN 201820727106 U CN201820727106 U CN 201820727106U CN 208187548 U CN208187548 U CN 208187548U
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Abstract
A kind of centering adjusting device applied to OCT spectrometer camera, it is characterised in that it includes: slide unit component, camera fixed plate, light source assembly, camera support, OCT camera, Camera fixing seat；The camera support is fixedly connected with slide unit component；The OCT camera is fixed on camera support；The sensor front end face of the OCT camera is close to the bottom surface of Camera fixing seat；The Camera fixing seat is fixed in camera fixed plate；The light source assembly is fixed on camera dead plate upper end face；OCT camera and Camera fixing seat are fixed by screws in one photomoduel of composition together, then, OCT camera is separated with camera support, and Camera fixing seat is separated with camera fixed plate to after just by the optical centre of the OCT camera and Camera fixing seat.It may be implemented in advance can accurately guarantee the optical position of camera, can also reduce the cost of spectrometer system the adjusting of OCT camera and Camera fixing seat 3 dimensions of progress in spectrometer by the utility model.
Description
Technical field
The utility model relates to spectrometer art, especially a kind of centering adjusting device applied to OCT spectrometer camera.
Background technique
In OCT optical system, the optical sensor of the dedicated image camera of OCT is critically important optical element.In general, at
As camera needs to be fixed on camera holder, then by camera and camera pedestal as a whole with other in optical system
Optical element, installation in one apparatus, form a complete light path system.In the prior art, when the dedicated image camera of OCT
After installation in a device, when open system light source, when light is got on camera sensor (imaging sensor) face, due to imaging
Camera sensor causes light not to be overlapped with sensor imaging line, there are multiple directions relative to camera location error itself
Deviation.When this happens, it is necessary to which the position of image camera is adjusted.Existing method is by camera and camera
Seat is placed simultaneously with entire light path of optical spectrometer system together, then carries out position adjusting to camera in entire light path system,
It is overlapped with reaching light with the sensor imaging line of camera, because to carry out 5 dimensions simultaneously to camera in entire light path system
The position for spending (5 dimensions are respectively defined as X, Y, Z, R, θ) is adjusted, and adjusting is time-consuming, and structure is complicated and inefficiency.Therefore, mesh
It is generally existing to adjust the big and time-consuming problem of difficulty during the preceding position to OCT specialized camera is adjusted, it is difficult
The sensor of OCT specialized camera is really aligned with the imaging ray of optical path, by light adjust to the sensor of camera at
As line is overlapped, process is time-consuming and degree of regulation is low.
Therefore, how OCT specialized camera to be accurately located in light path system, is that picture is ultimately imaged for acquirement
It is crucial.
Utility model content
The purpose of this utility model is to provide a kind of centering adjusting devices applied to OCT spectrometer camera, it can
The deficiencies in the prior art are solved, OCT specialized camera and camera holder are carried out 3 dimensions in advance in the way of simple by the utility model
The position for spending (X, Y, θ) is adjusted, and guarantees the optical position centering of camera and camera holder, then forms camera and camera holder
Photomoduel, which refills, to be fitted in the entire optical system of spectrometer, is just only needed to camera in spectrometer optical system in this way
The position that component carries out 2 dimensions (Z, R) is adjusted；The utility model is reduced in spectrometer system in itself to camera position adjusting
Dimension can accurately guarantee the optical position of camera, can also reduce the cost of spectrometer system.
The technical solution of the utility model includes: a kind of centering adjusting device applied to OCT spectrometer camera, comprising: slide unit
Component, camera fixed plate, light source assembly, camera support, OCT camera, Camera fixing seat；The camera support and slide unit component are solid
Fixed connection；The OCT camera is fixed on camera support；The sensor front end face of the OCT camera and the bottom of Camera fixing seat
It is close in face；The Camera fixing seat is fixed in camera fixed plate；The light source assembly is fixed on the camera dead plate upper end
Face；OCT camera and Camera fixing seat are screwed by the optical centre of the OCT camera and Camera fixing seat to after just
A photomoduel is formed together, and then, OCT camera is separated with camera support, and Camera fixing seat is separated with camera fixed plate.
The camera fixed plate is connect by guide post with top plate；The top plate is fixed by the fixed pillar of root with pedestal.
The slide unit component is fixed on the base.
Mounting bracket pedestal on the slide unit component, the camera support and bracket base pass through guiding axis connection.
The camera support be two pieces, the guiding axis be 4, every piece of camera support respectively with two guiding axis connections.
The light source assembly includes: collimation lens barrel, optic fibre switching head, directional light camera lens, aperture plate I and aperture plate II；Institute
The light source incidence end installation optic fibre switching head of collimation lens barrel is stated, exit end installs directional light camera lens；By the light of directional light camera lens
Line forms straightway image formation by rays on the face OCT camera sensor by the slit between aperture plate I and aperture plate II.
The slide unit component includes two horizontal displacement slide units for being respectively intended to adjust X-direction and Y-direction displacement and one
For adjust the angular adjustment of θ orientation angle be displaced slide unit, two horizontal displacement slide units and angular adjustment displacement slide unit according to
Secondary connection is installed together.
The horizontal displacement slide unit includes horizontal adjustment knob, slide unit sliding seat, slide unit firm banking, intersects ball straight line
Guide rail, extension spring；Described to intersect fixing on one side by screw I and slide unit sliding seat for ball linear guide, another side passes through
Screw II is fixed with slide unit firm banking；The extension spring is connected between slide unit sliding seat and slide unit firm banking；It is described
Horizontal adjustment knob is fixed on slide unit firm banking, and the movable club head of adjusting knob withstands slide unit sliding seat；The slide unit
Sliding seat positive translation under the active force of the motion bar of horizontal adjustment knob, the lower reversing reset used in extension spring.
The horizontal adjustment knob is fixed on the side fixture block on slide unit firm banking, the activity head of horizontal adjustment knob
Withstand the side block blocks of slide unit sliding seat in portion.
The angular adjustment displacement slide unit includes angular adjustment knob, slide unit mobile station, slide unit fixed station, spring-loaded plunger；
The slide unit mobile station is mounted on slide unit fixed station, and slide unit mobile station can rotate on slide unit fixed station；The angle tune
Section knob is fixed on slide unit fixed station side, and the head movement bar of angular adjustment knob withstands the side block blocks of slide unit mobile station, together
When side block blocks the other side there is a spring-loaded plunger to be fixed on slide unit fixed station side, and side block is withstood on the head of spring-loaded plunger
Block；The slide unit mobile station rotates in the forward direction under the active force of the head movement bar of angular adjustment knob, in the work of spring-loaded plunger
Firmly descend reversing reset.
Top axis platform and lower part the axis platform fastening of the slide unit mobile station are installed in the through-hole among slide unit fixed station, structure
The axis rotated at slide unit mobile station.
One such application is in the working method of the centering adjusting device of OCT spectrometer camera, comprising the following steps:
(1) the OCT camera of required adjusting is fixed on the camera support, the Camera fixing seat is fixed on described
In camera fixed plate；
(2) light source assembly provides required optical path for tooling；
(3) 3 dimensions of slide unit component are adjusted, until finally completing the optical centre pair of OCT camera and Camera fixing seat
Just；The regulative mode of slide unit component are as follows: the horizontal adjustment knob for adjusting one of horizontal displacement slide unit realizes the tune of X-direction
Section；The horizontal adjustment knob for adjusting another horizontal displacement slide unit realizes the adjusting of Y-direction；It adjusts angular adjustment and is displaced slide unit
Angular adjustment knob, realize the direction θ adjusting；
(4) OCT camera and Camera fixing seat are fixed by screws in together, form a photomoduel, then by institute
Photomoduel is stated to take out from the tooling.
In the step (2), the optical fiber dress of external light source is assembled on the optic fibre switching head of light source assembly, to light source power supply,
Optical path required for the tooling is provided.
In the step (3), when between the aperture plate I and aperture plate II that the directional light that light source provides passes through light source assembly
When on the face OCT camera sensor, the sensor shown on external-connection displayer connects the straightway image formation by rays that slit is formed
When the light energy being subject to is maximum value, i.e., the disconnected light of the described straight line is kissed completely with the line array sensor on the face OCT camera sensor
It closes, the optical centre of the OCT camera and the Camera fixing seat is to just.
The utility model is advantageous in that: may be implemented in advance by the utility model by the OCT camera in spectrometer
The adjusting that 3 dimensions (X, Y, θ) are carried out with Camera fixing seat, by the optical position centering of camera and camera holder, to reduce light
The dimension that itself adjusts camera position in spectrometer system, can accurately guarantee the optical position of camera, can also reduce spectrum
The cost of instrument system.
Detailed description of the invention
Fig. 1-1, Fig. 1-2 are whole for a kind of centering adjusting device applied to OCT spectrometer camera involved by the utility model
Body structural schematic diagram.
Fig. 2 shows for a kind of adjustment principle of the centering adjusting device applied to OCT spectrometer camera involved by the utility model
It is intended to.
Fig. 3-1, Fig. 3-2, Fig. 3-3, Fig. 3-4 are horizontal displacement slide unit structural schematic diagram.
Fig. 4-1, Fig. 4-2 are that angular adjustment is displaced slide unit structural schematic diagram.
Fig. 5 is slide unit component structure diagram.
Fig. 6 is that OCT camera and Camera fixing seat three dimensionality adjust schematic diagram.
Fig. 7 is OCT camera and Camera fixing seat scheme of installation.
Slit schematic diagram of the Fig. 8 between aperture plate I and aperture plate II.
Wherein, 1 is pedestal, and 2 be slide unit component, and 3 be bracket base, and 4 be guiding axis, and 5 be camera fixed plate, and 6 be light
Source component, 61 for collimation lens barrel, 62 be optic fibre switching head, 63 be directional light camera lens, 64 be aperture plate I, 65 be aperture plate II, 66
For slit, 7 be camera support, and 8 be OCT camera, and 9 be Camera fixing seat, and 10 be guide post, and 11 be top plate 11,12 be that fixation is propped up
Column, 111 be horizontal adjustment knob, and 112 be slide unit sliding seat, and 113 be slide unit firm banking, and 114 is intersect ball linear guide,
115 be extension spring, and 1121 be side block blocks, and 1122 be screw I, and 1131 be side fixture block, and 1132 be screw II, and 211 be angle tune
Knob is saved, 212 be slide unit mobile station, and 213 be slide unit fixed station, and 214 be spring-loaded plunger, and 2111 be head movement bar, and 2121 are
Top axis platform, 2122 be lower part axis platform, and 2123 be side block blocks, and 2131 be through-hole.
Specific embodiment
Embodiment: the utility model is described in further detail below in conjunction with specific embodiment.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection of two components interiors.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
As shown in Fig. 1-1 to Fig. 8, a kind of centering adjusting device applied to OCT spectrometer camera, comprising: slide unit component
2, camera fixed plate 5, light source assembly 6, camera support 7, OCT camera 8, Camera fixing seat 9；The camera support 7 and slide unit group
Part 2 is fixedly connected；The OCT camera 8 is fixed on camera support 7；The sensor front end face and camera of the OCT camera 8 are solid
It is close to the bottom surface of reservation 9；The Camera fixing seat 9 is fixed in camera fixed plate 5；The light source assembly 6 is fixed on the phase
5 upper surface of machine fixed plate；The optical centre of the OCT camera 8 and Camera fixing seat 9 consolidates OCT camera 8 and camera to after just
Reservation 9 is fixed by screws in one photomoduel of composition together, and then, OCT camera 8 is separated with camera support 7, and camera is fixed
Seat 9 is separated with camera fixed plate 5.
The camera fixed plate 5 is connect by 4 guide posts 10 with top plate 11；The top plate 11 passes through 4 fixed pillars
12 is fixed with pedestal 1.
The slide unit component 2 is fixed on pedestal 1.
Mounting bracket pedestal 3 on the slide unit component 2, the camera support 7 pass through guiding axis 4 with bracket base 3
Connection.
The camera support 7 is two pieces, and the guiding axis 4 is 4, and every piece of camera support 7 connects with two guiding axis 4 respectively
It connects.
The light source assembly 6 includes: collimation lens barrel 61, optic fibre switching head 62, directional light camera lens 63, aperture plate I 64 and light
Late plate II 65；Optic fibre switching head 62 is installed at the light source incidence end of the collimation lens barrel 61, and exit end installs directional light camera lens 63；Through
The light for crossing directional light camera lens 63 forms straightway image formation by rays by the slit 66 between aperture plate I 64 and aperture plate II 65 and exists
On the face OCT camera sensor.
The slide unit component 2 includes two horizontal displacement slide units for being respectively intended to adjust X-direction and Y-direction displacement and one
For adjust the angular adjustment of θ orientation angle be displaced slide unit, two horizontal displacement slide units and angular adjustment displacement slide unit according to
Secondary connection is installed together.
The horizontal displacement slide unit includes horizontal adjustment knob 111, slide unit sliding seat 112, slide unit firm banking 113, hands over
Pitch ball linear guide 114, extension spring 115；It is described to intersect passing through 4 screws I 1122 on one side and sliding for ball linear guide
Platform sliding seat 112 is fixed, and another side is fixed by 4 screws II 1132 and slide unit firm banking 113；The extension spring 115
It is connected between slide unit sliding seat 112 and slide unit firm banking 113；The horizontal adjustment knob 111 is fixed on the fixed bottom of slide unit
On seat 113, the movable club head of adjusting knob 111 withstands slide unit sliding seat 112；The slide unit sliding seat 112 is in Level tune
Positive translation under the active force of the motion bar of knob 111, the lower reversing reset used in extension spring 115.
The horizontal adjustment knob 111 is fixed on the side fixture block 1131 on slide unit firm banking 113, horizontal adjustment knob
111 movable club head withstands the side block blocks 1121 of slide unit sliding seat 112.
Angular adjustment displacement slide unit include angular adjustment knob 211, slide unit mobile station 212, slide unit fixed station 213,
Spring-loaded plunger 214；The slide unit mobile station 212 is mounted on slide unit fixed station 213, and slide unit mobile station 212 can be solid in slide unit
Determine to rotate on platform 213；The angular adjustment knob 211 is fixed on 213 side of slide unit fixed station, the head of angular adjustment knob 211
Portion's motion bar 2111 withstands the side block blocks 2123 of slide unit mobile station 212, while there is a spring-loaded plunger in the other side of side block blocks 2123
214 are fixed on 213 side of slide unit fixed station, and side block blocks 2123 are withstood on the head of spring-loaded plunger；The slide unit mobile station 212
It is rotated in the forward direction under the active force of the head movement bar of angular adjustment knob 211, it is reversely multiple under the active force of spring-loaded plunger 214
Position.
Top axis platform 2121 and lower part axis platform 2122 fastening of the slide unit mobile station 212 are installed on slide unit fixed station 213
In intermediate through-hole 2131, the axis that slide unit mobile station 212 rotates is constituted.
In described two horizontal displacement slide units for being respectively intended to adjust X-direction and Y-direction displacement, bottom horizontal displacement slide unit
Slide unit firm banking 113 be mounted on pedestal 1, the slide unit firm banking 113 of middle layer horizontal displacement slide unit is mounted on bottom water
Prosposition moves in the slide unit sliding seat 112 of slide unit, adjusts the installation of displacement slide unit in middle level for adjusting the topping angle of θ orientation angle
In the slide unit sliding seat 112 of horizontal displacement slide unit.
One such application is in the working method of the centering adjusting device of OCT spectrometer camera, comprising the following steps:
(1) the OCT camera 8 of required adjusting is fixed on the camera support 7, the Camera fixing seat 9 is fixed on
In the camera fixed plate 5；
(2) light source assembly 6 provides required optical path for tooling；
(3) 3 dimensions of slide unit component 2 are adjusted, until finally completing the optical centre of OCT camera 8 Yu Camera fixing seat 9
To just；The regulative mode of slide unit component are as follows: adjust the horizontal adjustment knob 111 of one of horizontal displacement slide unit, realize X-direction
Adjusting；The horizontal adjustment knob 111 for adjusting another horizontal displacement slide unit, realizes the adjusting of Y-direction；Adjust angular adjustment position
The angular adjustment knob 211 of slide unit is moved, realizes the adjusting in the direction θ；
(4) OCT camera 8 and Camera fixing seat 9 are fixed by screws in together, form a photomoduel, then will
The photomoduel takes out from the tooling.
In the step (2), the optical fiber dress of external light source is assembled on the optic fibre switching head 62 of light source assembly 6, light source is supplied
Electricity provides optical path required for the tooling.
In the step (3), when the directional light that light source provides passes through the aperture plate I 64 and aperture plate II 65 of light source assembly 6
Between slit 66 formed straightway image formation by rays when on the face OCT camera sensor, shown on external-connection displayer
When the light energy that sensor is received is maximum value, i.e., the linear array that the described straight line breaks on light and the face OCT camera sensor senses
Device fits like a glove, and the optical centre of the OCT camera 8 and the Camera fixing seat 9 is to just.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (10)
1. a kind of centering adjusting device applied to OCT spectrometer camera, it is characterised in that it includes: that slide unit component, camera are solid
Fixed board, light source assembly, camera support, OCT camera, Camera fixing seat；The camera support is fixedly connected with slide unit component；It is described
OCT camera is fixed on camera support；The sensor front end face of the OCT camera is close to the bottom surface of Camera fixing seat；It is described
Camera fixing seat is fixed in camera fixed plate；The light source assembly is fixed on camera dead plate upper end face；The OCT phase
OCT camera and Camera fixing seat are fixed by screws in after just and form one together by the optical centre of machine and Camera fixing seat
A photomoduel, then, OCT camera are separated with camera support, and Camera fixing seat is separated with camera fixed plate.
2. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 1, it is characterised in that the phase
Machine fixed plate is connect by guide post with top plate；The top plate is fixed by the fixed pillar of root with pedestal.
3. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 1, it is characterised in that the cunning
Platform component is fixed on the base.
4. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 1, it is characterised in that the cunning
Mounting bracket pedestal on platform component, the camera support and bracket base pass through guiding axis connection.
5. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 1, it is characterised in that the light
Source component includes: collimation lens barrel, optic fibre switching head, directional light camera lens, aperture plate I and aperture plate II；The light of the collimation lens barrel
Source incidence end installs optic fibre switching head, and exit end installs directional light camera lens；Pass through I He of aperture plate by the light of directional light camera lens
Slit between aperture plate II forms straightway image formation by rays on the face OCT camera sensor.
6. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 1, it is characterised in that the cunning
Platform component includes that two horizontal displacement slide units for being respectively intended to adjust X-direction and Y-direction displacement and one are used to adjust θ deflection
The angular adjustment of degree is displaced slide unit, and two horizontal displacement slide units and an angular adjustment displacement slide unit are sequentially connected and are mounted on one
It rises.
7. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 6, it is characterised in that the water
Prosposition moves slide unit and includes horizontal adjustment knob, slide unit sliding seat, slide unit firm banking, intersects ball linear guide, extension spring；
Described to intersect fixing on one side by screw I and slide unit sliding seat for ball linear guide, another side is solid by screw II and slide unit
Determine pedestal to fix；The extension spring is connected between slide unit sliding seat and slide unit firm banking；The horizontal adjustment knob is solid
It is scheduled on slide unit firm banking, the movable club head of adjusting knob withstands slide unit sliding seat；The slide unit sliding seat is adjusted in level
Positive translation under the active force of the motion bar of knob is saved, the lower reversing reset used in extension spring.
8. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 6, it is characterised in that the angle
It includes angular adjustment knob, slide unit mobile station, slide unit fixed station, spring-loaded plunger that degree, which adjusts displacement slide unit,；The slide unit mobile station
It is mounted on slide unit fixed station, slide unit mobile station can rotate on slide unit fixed station；The angular adjustment knob is fixed on cunning
Platform fixed station side, the head movement bar of angular adjustment knob withstands the side block blocks of slide unit mobile station, while side block blocks is another
Side has a spring-loaded plunger to be fixed on slide unit fixed station side, and side block blocks are withstood on the head of spring-loaded plunger；The slide unit is mobile
Platform rotates in the forward direction under the active force of the head movement bar of angular adjustment knob, the reversing reset under the active force of spring-loaded plunger.
9. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 7, it is characterised in that the water
Flat adjusting knob is fixed on the side fixture block on slide unit firm banking, and the movable club head of horizontal adjustment knob withstands slide unit activity
The side block blocks of seat.
10. a kind of centering adjusting device applied to OCT spectrometer camera according to claim 8, it is characterised in that described
Top axis platform and lower part the axis platform fastening of slide unit mobile station are installed in the through-hole among slide unit fixed station, constitute slide unit mobile station
The axis of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820727106.5U CN208187548U (en) | 2018-05-09 | 2018-05-09 | A kind of centering adjusting device applied to OCT spectrometer camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820727106.5U CN208187548U (en) | 2018-05-09 | 2018-05-09 | A kind of centering adjusting device applied to OCT spectrometer camera |
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| Publication Number | Publication Date |
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| CN208187548U true CN208187548U (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820727106.5U Active CN208187548U (en) | 2018-05-09 | 2018-05-09 | A kind of centering adjusting device applied to OCT spectrometer camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332852A (en) * | 2018-05-09 | 2018-07-27 | 天津优视医疗器械有限公司 | A kind of centering adjusting device and its working method applied to OCT spectrometer cameras |
-
2018
- 2018-05-09 CN CN201820727106.5U patent/CN208187548U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332852A (en) * | 2018-05-09 | 2018-07-27 | 天津优视医疗器械有限公司 | A kind of centering adjusting device and its working method applied to OCT spectrometer cameras |
| CN108332852B (en) * | 2018-05-09 | 2024-02-13 | 北京证鸿科技有限公司 | Working method of centering adjusting device of OCT spectrometer camera |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200818 Address after: Maker Plaza a1-06-290, 338 Huilongguan East Street, Huilongguan town, Changping District, Beijing Patentee after: BEIJING ZHENGHONG TECHNOLOGY Co.,Ltd. Address before: 300457 Tianjin Binhai New Area free trade pilot area (Airport Economic Zone) West eight road 9 Factory 1 two level west area B Co-patentee before: BEIJING ZHENGHONG TECHNOLOGY Co.,Ltd. Patentee before: TIANJIN YOUSHI MEDICAL DEVICES Co.,Ltd. |
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