Laser homogenization treatment device
By using an optical path homogenization box and integrated design, the problems of slow optical path movement and high cost were solved, achieving efficient laser energy control and reducing reflection loss of the optical system, thereby improving the signal-to-noise ratio and reducing costs.
Patent Information
- Application Number
- CN202511297510.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-11
- Publication Date
- 2025-12-05
AI Technical Summary
Existing pulsed laser single-event effect experimental devices cannot have their optical paths moved quickly and reassembled precisely, and the cost of scattered optical components is high, as is the maintenance cost.
It employs an optical path homogenization box that integrates filter and polarizer assemblies. Through coaxial setup and precise design, it reduces transmission coupling loss, achieves a 1:1 beam splitting efficiency, reduces reflection loss, and precisely controls laser energy.
It improves the power efficiency of laser energy, reduces reflection loss in the optical system, enhances the signal-to-noise ratio and testing efficiency, and reduces material and labor costs.
Smart Images
Figure CN121069641A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application belongs to the technical field of pulse laser single particle effect test, and particularly relates to a laser homogenization treatment device. BACKGROUND
[0002] The existing construction scheme of the pulse laser single particle effect test device is to be constructed by some scattered optical components, so that the optical path cannot be quickly moved and accurately constructed again, the scattered optical components have higher cost, and the maintenance cost is also high, therefore, the optical path integration is adopted, the customized control cost is reduced, and the optical precision is improved. SUMMARY
[0003] The application aims to provide a laser homogenization treatment device to solve the problems in the prior art.
[0004] To achieve the above-mentioned purpose, the application provides the following scheme: the application provides a laser homogenization treatment device, which comprises an optical path homogenization box fixed on an optical platform, first through holes are arranged on the two sides of the optical path homogenization box, a filter assembly and a polarizer assembly are respectively arranged in the optical path homogenization box, the filter assembly comprises a filter fixing tool inserted into the optical path homogenization box, a filter is arranged on the filter fixing tool, the polarizer assembly comprises a polarizer fixing tool inserted into the optical path homogenization box, a polarizer bearing tool is slidably connected to the polarizer fixing tool, a polarizer is arranged in the polarizer bearing tool, the polarizer and the filter are coaxially arranged with the first through holes, and the light height of the polarizer and the light height of the laser are located at the same height and are coaxial.
[0005] Preferably, the optical path homogenization box is coaxially arranged with the laser.
[0006] Preferably, a plurality of groove groups are symmetrically arranged at equal intervals on the top of the optical path homogenization box, and the filter fixing tool and the polarizer fixing tool are slidably connected to the groove groups.
[0007] Preferably, the filter is threadedly connected to the filter fixing tool.
[0008] Preferably, an angle adjusting shaft is arranged on the polarizer.
[0009] Preferably, the polarizer and the polarizer bearing tool are fixed by screws.
[0010] Preferably, the polarizer bearing tool and the polarizer fixing tool are fixed by a bolt and a nut.
[0011] Preferably, a second through hole is arranged on the polarizer fixing tool, and the first through hole and the second through hole are coaxially arranged.
[0012] The present application discloses the following technical effects: the precise design and precise combination between the laser homogenization treatment device and the optical system of the present application reduces the transmission coupling loss between optical components, integrates the fixed attenuation density sheet, greatly improves the power efficiency of laser energy, can accurately control laser energy, and the semi-transparent and semi-reflective optical component has a 1:1 splitting efficiency on laser energy, reduces the reflection loss of light on the surface of the component, ensures efficient transmission of optical signals of the energy detector probe, and improves the sensitivity and signal-to-noise ratio of the overall optical system. The present application can accurately control the size and shape of the optical tooling, and realize accurate regulation and control of light. For picosecond period diffraction gratings, high-precision wavelength and optical plates can be realized, and high-precision laser single particle effect test detection requirements and other application scenarios can be met. At the same time, the present application integrates and reduces the number of optical components and assembly processes, reduces material, labor costs and maintenance costs, and when mass production, the same structure can be mass copied through the tolerance guarantee of the drawing, improving the test efficiency and further reducing the cost. BRIEF DESCRIPTION OF DRAWINGS
[0013] The accompanying drawings, which form a part of this application, are included to provide a further understanding of the application and are incorporated in and constitute a part of this application. The embodiments of the present application illustrated in the drawings and their descriptions are used to explain the present application and are not intended to limit the present application. In the drawings:
[0014] Fig. 1 It is a structural schematic diagram of the laser homogenization treatment device of the present application;
[0015] Fig. 2 It is a structural schematic diagram of the filter assembly of the present application;
[0016] Fig. 3 It is a structural schematic diagram of the polarizer assembly of the present application.
[0017] In the drawings: 1, optical path homogenization box; 2, first through hole; 3, filter fixing tooling; 4, filter; 5, polarizer fixing tooling; 6, polarizer bearing tooling; 7, polarizer; 8, sliding groove set; 9, angle adjusting shaft; 10, second through hole. DETAILED DESCRIPTION
[0018] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.
[0019] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the present application will be further described in detail below with reference to the drawings and specific embodiments.
[0020] Referring to Figs. 1-3 As shown in the embodiment, the laser homogenization processing device comprises an optical path homogenization box 1 fixed on an optical platform, a first through hole 2 is arranged on each side of the optical path homogenization box 1, a filter assembly and a polarizer assembly are respectively arranged in the optical path homogenization box 1, the filter assembly comprises a filter fixing tool 3 inserted into the optical path homogenization box 1, a filter 4 is arranged on the filter fixing tool 3, the polarizer assembly comprises a polarizer fixing tool 5 inserted into the optical path homogenization box 1, a polarizer bearing tool 6 is slidably connected to the polarizer fixing tool 5, a polarizer 7 is arranged in the polarizer bearing tool 6, the polarizer 7 and the filter 4 are coaxially arranged with the first through hole 2, and the light height of the polarizer 7 is at the same height as the light height of the laser.
[0021] The precise design and precise combination between the laser homogenization processing device and the optical system reduce the transmission coupling loss between the optical components, integrate the fixed attenuation density sheet, greatly improve the power efficiency of laser energy, accurately control the laser energy, and reduce the reflection loss of light on the surface of the component through the 1:1 splitting efficiency of the semi-transparent and semi-reflective optical component, thereby ensuring the efficient transmission of the optical signal of the energy detector probe and improving the sensitivity and signal-to-noise ratio of the overall optical system. The size and shape of the optical path tool can be accurately controlled to accurately regulate and control the light. For the picosecond periodic diffraction grating, high-precision wavelength and optical plates can be achieved to meet the requirements of high-precision laser single particle effect test detection and other application scenarios. Meanwhile, the integration reduces the number of optical components and assembly processes, reduces the material, labor and maintenance costs, and when mass production, the same structure can be mass replicated through the tolerance guarantee of the drawing, thereby improving the test efficiency and further reducing the cost.
[0022] Further optimization scheme, the optical path homogenization box 1 is coaxially arranged with the laser.
[0023] Further optimization scheme, a plurality of sliding groove groups 8 are symmetrically arranged at equal intervals in the top of the optical path homogenization box 1, and the filter fixing tool 3 and the polarizer fixing tool 5 are slidably connected with the sliding groove groups 8.
[0024] Further optimization scheme, the filter 4 is threadedly connected with the filter fixing tool 3.
[0025] The aperture of the filter fixing tool 3 is φ24.5, and a British C thread interface is used to connect the filter 4 with a diameter of φ25.4. Each filter 4 is provided with a C thread adapter at the rear part, and a plurality of filters 4 can be assembled simultaneously to weaken the laser energy as needed. The assembled filter fixing tool 3 is inserted into the sliding groove group 8 of the optical path homogenization box 1 to control the proportion of laser energy in the optical path.
[0026] First, the light path homogenization box 1 is fixed on the optical platform coaxially with the laser, then the filter 4 with threads is fixed on the filter fixing tool 3, the assembled filter fixing tool 3 is inserted into the sliding groove group 8 of the light path homogenization box 1, the M6 screw is used to fix the light path homogenization box 1, then the polarizing lens is fixed on the polarizing lens bearing tool 6, the assembled polarizing lens bearing tool 6 is placed on the polarizing lens fixing tool 5, the height of the laser light is adjusted to adjust the height of the polarizing lens 7, the assembly position of the polarizing lens 7 is ensured to be consistent with the height of the laser light, and the polarizing lens bearing tool 6 and the polarizing lens fixing tool 5 are fixed by using the M6 screw and the nut, and then the fixed polarizing lens fixing tool 5 is inserted into the light path homogenization box 1.
[0027] Further optimization scheme, the polarizing lens 7 is provided with an angle adjusting shaft 9.
[0028] Further optimization scheme, the polarizing lens 7 and the polarizing lens bearing tool 6 are fixed by using a screw.
[0029] Further optimization scheme, the polarizing lens bearing tool 6 and the polarizing lens fixing tool 5 are fixed by using a bolt and a nut.
[0030] Further optimization scheme, the polarizing lens fixing tool 5 is provided with a second through hole 10, and the first through hole 2 and the second through hole 10 are coaxially arranged.
[0031] The angle of the polarizing lens 7 can be adjusted by the angle adjusting shaft 9, and the adjustable degree is marked, the polarizing lens 7 is fixed on the polarizing lens bearing tool 6, the M6 screw is used to fix the horizontal position of the polarizing lens 7, then the assembled polarizing lens bearing tool 6 is fixed on the polarizing lens fixing tool 5, the coaxiality and the height of the laser light can be adjusted, then the assembled polarizing lens fixing tool 5 is fixed and inserted into the sliding groove group 8 of the homogenization light path box, and the coaxial use can be realized.
[0032] In the description of the present application, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used for the purpose of facilitating the description of the present application, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application.
[0033] The above-described embodiments are only used to describe the preferred modes of the present application, and do not limit the scope of the present application, and various modifications and improvements to the technical solutions of the present application made by those skilled in the art without departing from the design spirit of the present application shall fall within the protection scope of the present application.
Claims
1. A laser homogenization processing apparatus characterized by comprising: The utility model provides a kind of optical path homogenization box (1) including fixedly connected on optical platform, first through-hole (2) is equipped respectively on both sides of the optical path homogenization box (1), filter assembly and polarizer assembly are respectively mounted in the optical path homogenization box (1), the filter assembly includes filter fixing tooling (3) inserted in the optical path homogenization box (1), filter fixing tooling (3) is equipped with filter (4) on, the polarizer assembly includes polarizer fixing tooling (5) inserted in the optical path homogenization box (1), polarizer fixing tooling (5) is slidably connected with polarizer bearing tooling (6) on, polarizer bearing tooling (6) is equipped with polarizer (7) in, polarizer (7) and filter (4) are coaxially arranged with first through-hole (2) respectively, the light height of polarizer (7) and the light height of laser are located at the same height and coaxial.
2. The laser homogenization device of claim 1, wherein: The optical path homogenization box (1) is coaxially placed with the laser.
3. The laser homogenization device of claim 1, wherein: A plurality of sliding groove groups (8) are symmetrically provided at equal intervals in the top of the optical path homogenization box (1), the filter fixing tooling (3) and the polarizer fixing tooling (5) are slidably connected with the sliding groove groups (8) respectively.
4. The laser homogenization device of claim 1, wherein: The filter (4) is threadedly connected with the filter fixing tooling (3).
5. The laser homogenization device of claim 1, wherein: An angle adjusting shaft (9) is provided on the polarizer (7).
6. The laser homogenization device of claim 1, wherein: The polarizer (7) and the polarizer bearing tooling (6) are fixed by screws.
7. The laser homogenization device of claim 1, wherein: The polarizer bearing tooling (6) and the polarizer fixing tooling (5) are fixed by bolts and nuts.
8. The laser homogenization device of claim 1, wherein: A second through-hole (10) is provided on the polarizer fixing tooling (5), and the first through-hole (2) and the second through-hole (10) are coaxially arranged.