Title :
Low-coherence interferometer using a gain-switched Fabry-Perot laser diode
Author :
Kawai, K. ; Yoshioka, K. ; Hirata, K. ; Wada, K. ; Horinaka, H. ; Cho, Youngkyu
Author_Institution :
Osaka Prefectural Univ., Sakai, Japan
Abstract :
Low-coherence interferometer containing a gain-switched Fabry-Perot laser diode was proposed and tested. Using this interferometer, a thickness of nacreous layers could be measured with a moderate space resolution of 110 /spl mu/m.
Keywords :
Fabry-Perot interferometers; Q-switching; measurement by laser beam; semiconductor lasers; thickness measurement; biological tissue; cover glass; culture pearl; gain-switched Fabry-Perot laser diode; low-coherence interferometer; low-coherence light source; nacreous layers; real-time fringe trace; Diodes; Fabry-Perot; Glass; Laser beams; Optical films; Optimized production technology; Probes; Pulse measurements; Testing; Thickness measurement;
Conference_Titel :
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Conference_Location :
Chiba, Japan
Print_ISBN :
0-7803-6738-3
DOI :
10.1109/CLEOPR.2001.970954
