Yinjie Xin, Quanyong Li, Wei Sun, Qishu Wang, Wenbo Wang. Simulation and Error Analysis of Involute Reflector Optical Delay Line[J]. Laser & Optoelectronics Progress, 2022, 59(23): 2312004
- Laser & Optoelectronics Progress
- Vol. 59, Issue 23, 2312004 (2022)
Fig. 1. Diagram of optical delay line of involute mirror
Fig. 2. Effect of involute parameters on delay time and rotation angle
Fig. 3. Model diagram of rotating mirror parts. (a) Rotating axis; (b) fixing plate of rotating mirror; (c) rotating mirror; (d) rotating mirror array
Fig. 4. Optical delay line device. (a) Bearing; (b) involute reflector; (c) fixing structure; (d) bearing fixation ring; (e) optical delay line model diagram; (f) optical delay line exploded diagram
Fig. 5. Ray tracing diagram of optical delay line
Fig. 6. Ray tracing of optical delay line at different
Fig. 7. Schematic diagram of eccentricity error. (a) y-axis eccentricity error; (b) x-axis eccentricity error
Fig. 8. Plane mirror limit position with x-axis eccentricity error
Fig. 9. Spot illuminance diagram of 1 mm eccentricity error. (a) y-axis 10°; (b) y-axis 25°; (c) y-axis 35°; (d) x-axis 10°; (e) x-axis 25°; (f) x-axis 35°
Fig. 10. Schematic diagram of plane mirror reflection angle error
Fig. 11. Effect of laser divergence
Fig. 12. Ray tracing corresponding to different incident light divergence angles. (a) 0°; (b) 0.5°; (c) 1°
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Table 1. Variation of output beam spot at different
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