Xu Yan. Design and Realization of Fabry-Perot Etalon for Absolute Distance Measurement of Femtosecond Pulse Laser[J]. Laser & Optoelectronics Progress, 2021, 58(1): 114007
- Laser & Optoelectronics Progress
- Vol. 58, Issue 1, 114007 (2021)
Fig. 1. Fabry-Perot etalon. (a) Design diagram; (b) physical device
Fig. 2. Ideal transmission functions of Fabry-Perot etalon with reflectivity of 95% and 80%, respectively
Fig. 3. Schematic of Fabry-Perot etalon adjusting system
Fig. 4. Spot on white screen
Fig. 5. Schematic of absolute distance measurement of femtosecond pulse laser
Fig. 6. Experimental data processing, when
Fig. 7. Measurement results. (a) Measured value and standard value; (b) deviation of measured value ; (c) standard deviation of measured value
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Table 1. Parts of the Fabry-Perot etalon
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