Title :
Partially delayed Fizeau interferometer for optical coherence tomography
Author :
Ikari, T. ; Sato, M. ; Tanno, N.
Author_Institution :
Graduate Sch. of Sci. & Eng., Yamagata Univ., Yonezawa, Japan
Abstract :
Optical coherence tomography system using a LiNbO/sub 3/ crystal for partial delay and phase modulation and a GRIN lens is demonstrated. Interference conditions, spatial resolution, dynamic range and OCT images of an onion are discussed.
Keywords :
biological techniques; biological tissues; electro-optical modulation; gradient index optics; heterodyne detection; light coherence; light interferometers; light interferometry; optical tomography; phase modulation; GRIN lens; backscattered light; biological tissues; coherence function; cross-sectional images; dynamic range; heterodyne detection; lateral resolution; onion images; optical coherence tomography; partially delayed Fizeau interferometer; phase delay element; phase drift suppression technique; phase modulation; spatial resolution; Coherence; Delay; Dynamic range; Interference; Lenses; Optical interferometry; Optical modulation; Phase modulation; Spatial resolution; Tomography;
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.2001.967869
