Chinese Journal of Lasers, Volume. 45, Issue 12, 1204002(2018)
Theoretical Analysis and Application of Absolute Distance Measurements Based on Electro-Optic Modulation and Optical Frequency Comb
Figures & Tables(8)
Fig. 1. Schematic of cascaded electro-optic modulator optical frequency comb generation
Fig. 4. Results of optical frequency comb generation. (a) Optical frequency comb generated by an electro-optic modulator; (b) optical frequency comb after spectral broadening
Fig. 6. Test results. (a) Single-point stability versus average time; (b) standard deviation distribution of single-point stability
Table 1. Analytical values of measurement uncertainty
View tableTable 1. Analytical values of measurement uncertainty
Source of uncertainty Value Due to frequency uncertainty /kHz 39 Due to air refractive index 3×10-8 Temperature uncertainty /℃ 0.1 Pressure uncertainty /kPa 0.02 Humidity uncertainty /% 0.3 Due to the empirical equation /m 10-9 Due to vibrations and disturbance /nm 100
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Yuhang Zhao, Xinghua Qu, Fumin Zhang, Xianyu Zhao, Guoqing Tang. Theoretical Analysis and Application of Absolute Distance Measurements Based on Electro-Optic Modulation and Optical Frequency Comb[J]. Chinese Journal of Lasers, 2018, 45(12): 1204002
Paper Information
Category: measurement and metrology
Received: Jun. 22, 2018
Accepted: Aug. 9, 2018
Published Online: May. 9, 2019
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