Title :
Frequency comb calibrated diode laser interferometry for absolute distance measurement
Author :
Xuejian Wu ; Haoyun Wei ; Honglei Yang ; Hongyuan Zhang ; Yan Li
Author_Institution :
Dept. of Precision Instrum., Tsinghua Univ., Beijing, China
Abstract :
Real-time frequency-sweeping interferometer for arbitrary distance determination is demonstrated, which is consisted by a homodyne interferometer and a diode calibrated by an optical frequency comb. For arbitrary distance of ~73 mm, the deviation is 0.91 μm.
Keywords :
calibration; laser ranging; light interferometry; optical frequency combs; semiconductor lasers; absolute distance measurement; arbitrary distance determination; frequency comb calibrated diode laser interferometry; frequency-sweeping interferometer; homodyne interferometer; optical frequency comb; Frequency measurement; Interference; Measurement by laser beam; Optical filters; Optical interferometry; Optical variables measurement; Semiconductor lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
