Title :
Accurate measurements of absolute distance over 100 m-range using a frequency-shifted feedback laser diode
Author :
Ishioka, M. ; Iiyama, K.
Author_Institution :
Adv. Technol. Res. Center, Mitsubishi Heavy Ind. Ltd., Yokohama, Japan
Abstract :
Summary form only given. We show the possibility of absolute distance measurement over 100 m-range by means of optical ranging with a frequency-shifted feedback laser diode. The measurement accuracy is below 1 mm for 125 m in air equivalent.
Keywords :
laser ranging; measurement uncertainty; semiconductor lasers; 125 m; absolute distance measurement; frequency-shifted feedback laser diode; measurement accuracy; optical ranging; Chirp; Current measurement; Diode lasers; Fiber lasers; Frequency measurement; Frequency modulation; Laser feedback; Optical diffraction; Optical feedback; Stimulated emission;
Conference_Titel :
Lasers and Electro-Optics, 2002. CLEO '02. Technical Digest. Summaries of Papers Presented at the
Conference_Location :
Long Beach, CA, USA
Print_ISBN :
1-55752-706-7
DOI :
10.1109/CLEO.2002.1034432
