CN109324421A - Device and method for adjusting the optical path of an off-axis optical system - Google Patents

Device and method for adjusting the optical path of an off-axis optical system Download PDF

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Publication number
CN109324421A
CN109324421A CN201811483857.8A CN201811483857A CN109324421A CN 109324421 A CN109324421 A CN 109324421A CN 201811483857 A CN201811483857 A CN 201811483857A CN 109324421 A CN109324421 A CN 109324421A
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optical
optical element
adjustment
axis
guide rail
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申亚男
屈亮
李岳峰
王战胜
孙自南
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Luoyang Institute of Electro Optical Equipment AVIC
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Luoyang Institute of Electro Optical Equipment AVIC
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/62—Optical apparatus specially adapted for adjusting optical elements during the assembly of optical systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements

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  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)

Abstract

本发明涉及一种离轴式光学系统光路的装调装置及装调方法，包括：定心机构、夹持机构、测量机构、控制系统、结构件位置调整机构。其特征在于定心机构作为调试基准用来确定光学元件的光轴，夹持机构和光学结构件位置调整机构具有六自由度的调节功能，测量机构得出光学元件和光机结构的实际位置并反馈给控制系统，然后再通过控制系统来调整光学元件和光机结构的位置来完成光路的装调。本发明提供的光路调试装置和调试方法能够实现在光路中每个光学元件位置的精确定位和自动调整，实现了离轴式光学系统光路装调过程的可控性，并且能够提高工作效率。

The invention relates to an off-axis optical system optical path adjustment device and adjustment method, comprising: a centering mechanism, a clamping mechanism, a measuring mechanism, a control system, and a structural component position adjustment mechanism. It is characterized in that the centering mechanism is used as the debugging reference to determine the optical axis of the optical element, the clamping mechanism and the position adjustment mechanism of the optical structure have the adjustment function of six degrees of freedom, and the measuring mechanism obtains the actual position of the optical element and the optical-mechanical structure and feeds back To the control system, and then through the control system to adjust the position of the optical components and the optical-mechanical structure to complete the adjustment of the optical path. The optical path adjustment device and adjustment method provided by the invention can realize precise positioning and automatic adjustment of the position of each optical element in the optical path, realize the controllability of the optical path adjustment process of the off-axis optical system, and can improve the work efficiency.

Description

A kind of debugging device and Method of Adjustment of off-axis formula optical system light path
Technical field
The invention belongs to optical system alignment field, it is related to debugging device and the adjustment of a kind of off-axis formula optical system light path Method, the optical path adjustment for optical system.
Background technique
Off-axis formula optical system refers to the difference of the optical axis in optical system between optical element, there is eccentric and inclination, The adjustment of off-axis formula optical system light path refers to be guaranteed in optical path respectively by adjusting the spatial position of optical element and structural member Accuracy of a optical element relative to structural member position.The optical path adjustment of off-axis formula optical system cannot achieve single light at present The measurement and adjustment of element position in the optical path are learned, instrument is difficult to use and guarantees the accuracy of each optics member position in optical path simultaneously Make the adjustment of out position to it.
Summary of the invention
Technical problems to be solved
In order to avoid the shortcomings of the prior art, the present invention proposes a kind of debugging device of off-axis formula optical system light path And Method of Adjustment, realize the accurate positioning and adjustment of each position of optical element of off-axis formula optical system light path.
Technical solution
A kind of debugging device of off-axis formula optical system light path, it is characterised in that including centering machine 1, measuring mechanism 2, light Learn element clamping mechanism 3, mechanical-optical setup part position adjusting mechanism 4 and control system 5；Mechanical-optical setup part position adjusting mechanism 4 is The turntable of an adjustment mechanism is equipped on the three-dimensional guide rail translation mechanism of adjustment mechanism, the three-dimensional guide rail of adjustment mechanism translates machine The bracket of the lower end of structure is flexibly connected with the guide rail 10 on the pillar of adjustment mechanism 4；Optical element clamping device 3 is located at adjustment machine The three-dimensional guide rail translation mechanism of the turntable side of structure, clamping device is set on the column of optical element clamping device 3, clamping device Three-dimensional guide rail translation mechanism be equipped with clamping device turntable and be located at adjustment mechanism turntable upper end；Centering machine 1 and survey Measuring mechanism 2 is located at the side of optical element clamping device 3, and centering machine 1, which is equipped with, provides the interior focusing light pipe 9 of benchmark optical axis, The optical path of interior focusing light pipe and the optical axis of optical element are in approximately the same plane；Measuring mechanism 2 is three coordinate measuring machine, measuring machine Measuring head can be adjusted the positions of align optical components Yu mechanical-optical setup part；Control system 5 and measuring mechanism 2, optics member Part clamping device 3 and mechanical-optical setup part position adjusting mechanism 4 realize electrical connection.
The centering machine 1, measuring mechanism 2, optical element clamping device 3 and mechanical-optical setup part position adjusting mechanism 4 are total It is same to be placed on platform 6.
A method of adjustment optical element, feature are carried out using the debugging device of the off-axis formula optical system light path It is that steps are as follows:
Step 1: mechanical-optical setup part 7 being fixed on the turntable of structural member position adjusting mechanism 4；
Step 2: optical element 8 is mounted on to the clamping end of optical element clamping device；
Step 3: adjustment optical element clamping device three-dimensional guide rail translation mechanism and turntable so that optical element optical axis with The benchmark optical axis that the interior focusing light pipe 9 of centering machine issues is consistent；
Step 4: measuring mechanism measures the position of optical element and mechanical-optical setup part, obtains relative positional relationship and feeds back to Control system；
Step 5: control system according to positional relationship be calculated mechanical-optical setup part should theoretical position, control structure part The three-dimensional guide rail translation mechanism of position adjusting mechanism 4 is completed to form the adjustment of theoretical position, then along moving to light on guide rail 10 Learn element；
Step 6: optical element being fixed on mechanical-optical setup part according to the optical axis mixed up, completes the dress of the optical element It adjusts.
Beneficial effect
The debugging device and Method of Adjustment of a kind of off-axis formula optical system light path proposed by the present invention, comprising: centering machine, Clamping device, measuring mechanism, control system, structural member position adjusting mechanism.It is characterized in that centering machine is as debugging benchmark For determining that the optical axis of optical element, clamping device and optical structure element position adjusting mechanism have the adjusting function of six degree of freedom Can, measuring mechanism obtains the physical location of optical element and mechanical-optical setup and feeds back to control system, then passes through control system again System completes the adjustment of optical path to adjust the position of optical element and mechanical-optical setup.Optical path debugging apparatus and tune provided by the invention Method for testing can be realized the accurate positioning and adjust automatically of each position of optical element in the optical path, realize off-axis formula optical system The controllability for optical path adjustment process of uniting, and can be improved working efficiency.
The invention has the advantages that optical path debugging apparatus provided by the invention and adjustment method can be realized in the optical path each The accurate positioning and adjust automatically of position of optical element realize the controllability of off-axis formula optical system light path adjustment process, drop The low repair rate of off-axis formula optical system alignment, improves the adjustment efficiency of optical system light path.
Detailed description of the invention
Fig. 1 optical system light path debugging device schematic diagram
Fig. 2 embodiment optical system light path debugging device schematic diagram
1 centering machine, 2 measuring mechanisms, 3 optical element clamping devices, 4 mechanical-optical setup part position adjusting mechanisms, 5 control systems System, 6 platforms, 7 mechanical-optical setup parts, 8 optical element to adjustment, 9 interior focusing light pipes, 10 guide rails.
Specific embodiment
Now in conjunction with embodiment, attached drawing, the invention will be further described:
Device includes: centering machine, clamping device, measuring mechanism, control system, structural member position adjusting mechanism.
1) centering machine mainly has interior focusing light pipe composition, is used to determine the light of optical element in optical path as debugging benchmark Axis；
2) clamping device mainly has three-dimensional guide rail translation mechanism and turntable to constitute, and the regulatory function with six degree of freedom is used In holding optical components and adjust the spatial position of optical element, the interior focusing light in the optical element optical axis made and centering machine Pipe optical axis is consistent；
3) structural member position adjusting mechanism is mainly made of three-dimensional guide rail translation mechanism and turntable, the tune with six degree of freedom Function is saved, for fixed structure piece and adjusts the relative position of structural member and optical element；
4) measuring mechanism is three coordinate measuring machine, for measuring the physical location of optical element and structural member and feeding back to Control system；
5) control system receives the measurement data of measuring mechanism and controls clamping device and structural member position according to the data The translation and rotation of adjustment mechanism realize the adjustment of optical path to adjust the position of optical element and structural member.
All parts positional relationship: mechanical-optical setup part position adjusting mechanism 4 is the three-dimensional guide rail translation machine in adjustment mechanism Structure is equipped with the turntable of an adjustment mechanism, the bracket and adjustment mechanism 4 of the lower end of the three-dimensional guide rail translation mechanism of adjustment mechanism Pillar on guide rail 10 be flexibly connected；Optical element clamping device 3 is located at the turntable side of adjustment mechanism, and the three of clamping device It ties up guide rail translation mechanism to be set on the column of optical element clamping device 3, the three-dimensional guide rail translation mechanism of clamping device is equipped with The turntable of clamping device and the turntable upper end for being located at adjustment mechanism；Centering machine 1 and measuring mechanism 2 are located at optical element clamping machine The side of structure 3, centering machine 1, which is equipped with, provides the interior focusing light pipe 9 of benchmark optical axis, the optical path and optical element of interior focusing light pipe Optical axis be in approximately the same plane；Measuring mechanism 2 is three coordinate measuring machine, and the measuring head of measuring machine can be adjusted to quasi-optics The position of element and mechanical-optical setup part；Control system 5 and measuring mechanism 2, optical element clamping device 3 and mechanical-optical setup part position Adjustment mechanism 4 realizes electrical connection.
Adjustment process:
Step 1: mechanical-optical setup part 7 being fixed on the turntable of structural member position adjusting mechanism 4；
Step 2: optical element 8 is mounted on to the clamping end of optical element clamping device；
Step 3: adjustment optical element clamping device three-dimensional guide rail translation mechanism and turntable so that optical element optical axis with The benchmark optical axis that the interior focusing light pipe 9 of centering machine issues is consistent；
Step 4: measuring mechanism measures the position of optical element and mechanical-optical setup part, obtains relative positional relationship and feeds back to Control system；
Step 5: control system according to positional relationship be calculated mechanical-optical setup part should theoretical position, control structure part The three-dimensional guide rail translation mechanism of position adjusting mechanism 4 is completed to form the adjustment of theoretical position, then along moving to light on guide rail 10 Learn element；
Step 6: optical element being fixed on mechanical-optical setup part according to the optical axis mixed up, completes the dress of the optical element It adjusts.
Step 2~step 6 is repeated, next optical element is installed, until the adjustment of optical element, is finally completed optical system The adjustment for optical path of uniting.

Claims (3)

1.一种离轴式光学系统光路的装调装置，其特征在于包括定心机构(1)、测量机构(2)、光学元件夹持机构(3)、光机结构件位置调整机构(4)和控制系统(5)；光机结构件位置调整机构(4)是在调整机构的三维导轨平移机构上设有一个调整机构的转台，调整机构的三维导轨平移机构的下端的支架与调整机构(4)的支柱上的导轨(10)活动连接；光学元件夹持机构(3)位于调整机构的转台一侧，夹持机构的三维导轨平移机构设于光学元件夹持机构(3)的立柱上，夹持机构的三维导轨平移机构上设有夹持机构的转台且位于调整机构的转台上端；定心机构(1)和测量机构(2)位于光学元件夹持机构(3)的一侧，定心机构(1)上设有提供基准光轴的内调焦光管(9)，内调焦光管的光路与光学元件的光轴处于同一个平面；测量机构(2)为三坐标测量机，测量机的测试头能够被调整对准光学元件与光机结构件的位置；控制系统(5)与测量机构(2)、光学元件夹持机构(3)和光机结构件位置调整机构(4)实现电连接。1. A device for adjusting the optical path of an off-axis optical system, characterized in that it comprises a centering mechanism (1), a measuring mechanism (2), an optical element clamping mechanism (3), and an optical-mechanical structural component position adjustment mechanism (4). ) and a control system (5); the optical-mechanical structural component position adjustment mechanism (4) is a turntable provided with an adjustment mechanism on the three-dimensional guide rail translation mechanism of the adjustment mechanism, and a bracket and adjustment mechanism at the lower end of the three-dimensional guide rail translation mechanism of the adjustment mechanism The guide rail (10) on the pillar of (4) is movably connected; the optical element clamping mechanism (3) is located on the turntable side of the adjustment mechanism, and the three-dimensional guide rail translation mechanism of the clamping mechanism is arranged on the column of the optical element clamping mechanism (3). , the three-dimensional guide rail translation mechanism of the clamping mechanism is provided with a turntable of the clamping mechanism and is located at the upper end of the turntable of the adjustment mechanism; the centering mechanism (1) and the measuring mechanism (2) are located on one side of the optical element clamping mechanism (3) , the centering mechanism (1) is provided with an inner focusing light pipe (9) that provides a reference optical axis, and the optical path of the inner focusing light pipe and the optical axis of the optical element are in the same plane; the measuring mechanism (2) is a three-coordinate Measuring machine, the test head of the measuring machine can be adjusted to align the position of the optical element and the optomechanical structure; the control system (5) and the measuring mechanism (2), the optical element clamping mechanism (3) and the position adjustment mechanism of the optomechanical structure (4) Realize electrical connection. 2.根据权利要求1所述离轴式光学系统光路的装调装置，其特征在于：所述定心机构(1)、测量机构(2)、光学元件夹持机构(3)和光机结构件位置调整机构(4)共同置于平台(6)上。2. The device for adjusting the optical path of an off-axis optical system according to claim 1, wherein the centering mechanism (1), the measuring mechanism (2), the optical element clamping mechanism (3) and the optical-mechanical structural component The position adjustment mechanism (4) is jointly placed on the platform (6). 3.一种利用权利要求1或2所述离轴式光学系统光路的装调装置进行装调光学元件的方法，其特征在于步骤如下：3. a kind of method that utilizes the adjusting device of the described off-axis optical system optical path of claim 1 or 2 to carry out the method for adjusting the optical element, it is characterized in that the step is as follows: 步骤1：将光机结构件(7)固定在结构件位置调整机构(4)的转台上；Step 1: Fix the opto-mechanical structural member (7) on the turntable of the structural member position adjustment mechanism (4); 步骤2：将光学元件(8)安装在光学元件夹持机构的夹持端；Step 2: Install the optical element (8) on the clamping end of the optical element clamping mechanism; 步骤3：调整光学元件夹持机构的三维导轨平移机构和转台，使得光学元件光轴与定心机构的内调焦光管(9)发出的基准光轴保持一致；Step 3: Adjust the three-dimensional guide rail translation mechanism and turntable of the optical element clamping mechanism, so that the optical axis of the optical element is consistent with the reference optical axis emitted by the inner focusing light pipe (9) of the centering mechanism; 步骤4：测量机构测量光学元件与光机结构件的位置，得到相对位置关系并反馈至控制系统；Step 4: The measuring mechanism measures the position of the optical element and the optomechanical structural member, obtains the relative positional relationship and feeds it back to the control system; 步骤5：控制系统根据位置关系计算得出光机结构件应在的理论位置，控制结构件位置调整机构(4)的三维导轨平移机构完成形成理论位置的调整，然后沿着导轨(10)上移至光学元件；Step 5: The control system calculates the theoretical position where the optical-mechanical structural member should be based on the positional relationship, controls the three-dimensional guide rail translation mechanism of the structural member position adjustment mechanism (4) to complete the adjustment to form the theoretical position, and then moves up along the guide rail (10). to optical components; 步骤6：将光学元件按照调好的光轴固定在光机结构件上，完成该光学元件的装调。Step 6: Fix the optical element on the optical-mechanical structural member according to the adjusted optical axis to complete the adjustment of the optical element.
CN201811483857.8A 2018-12-06 2018-12-06 Device and method for adjusting the optical path of an off-axis optical system Pending CN109324421A (en)

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李俊峰等: "离轴非球面零位补偿检验的三坐标装调技术", 《电子测量与仪器学报》 *

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111610639A (en) * 2019-02-26 2020-09-01 弗提图德萨沃有限公司 An optical lens assembly device and an assembly method of an optomechanical module
CN111610639B (en) * 2019-02-26 2025-07-04 弗提图德萨沃有限公司 Optical lens assembly device and optical machine module assembly method
CN110561540A (en) * 2019-08-23 2019-12-13 中国科学院西安光学精密机械研究所 An adjustment device for an optical centering instrument
CN110561540B (en) * 2019-08-23 2024-04-05 中国科学院西安光学精密机械研究所 Adjusting device for optical centering instrument
CN110716321A (en) * 2019-10-09 2020-01-21 中国航空工业集团公司洛阳电光设备研究所 Off-axis two-mirror system assembling and adjusting method
CN110716321B (en) * 2019-10-09 2021-09-10 中国航空工业集团公司洛阳电光设备研究所 Off-axis two-mirror system assembling and adjusting method
CN111366914A (en) * 2020-04-24 2020-07-03 上海禾赛光电科技有限公司 Adjustment device
CN111796434A (en) * 2020-07-16 2020-10-20 中国人民解放军国防科技大学 Automatic adjusting system and method for optical system
CN113588082A (en) * 2021-07-09 2021-11-02 中国科学院西安光学精密机械研究所 High-precision quick assembling and adjusting method for off-axis prism dispersion type hyperspectral imager
CN116931209A (en) * 2022-04-08 2023-10-24 苏州佳世达光电有限公司 Positioning mechanism and positioning method
CN115808808A (en) * 2022-11-09 2023-03-17 中国航空工业集团公司洛阳电光设备研究所 Automatic correction device and method for optical element installation and positioning maladjustment
CN115808808B (en) * 2022-11-09 2026-01-30 中国航空工业集团公司洛阳电光设备研究所 An automatic correction device and method for misalignment in the assembly and positioning of optical components

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Application publication date: 20190212