Optical waveguides – Optical fiber bundle
Patent
1988-07-06
1991-12-17
Lee, John D.
Optical waveguides
Optical fiber bundle
385116, 385117, G02B 604
Patent
active
050730487
ABSTRACT:
An optical fiber bundle for an endoscope or the like which can be subjected to cyclic bending at a small radius of curvature without causing fiber breakage. The fiber bundle includes a plurality of optical fibers bound at both ends but with individual fibers being freely movable inside the middle portion of the bundle, which is covered by a flexible tube. A gelling fluid coating the fibers is filled in the flexible tube.
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patent: 3624816 (1971-11-01), Strack
patent: 4213672 (1980-07-01), Aulich et al.
patent: 4523806 (1985-06-01), Kojima et al.
patent: 4753224 (1988-06-01), Tojo
patent: 4784464 (1988-11-01), Ouchi
patent: 4786137 (1988-11-01), Cornelison et al.
Adachi Rensuke
Miura Shizuharu
Sano Hiroshi
Asahi Kogaku Kogyo K.K.
Heartney Phan T.
Lee John D.
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