1988-05-03
1989-09-19
Lee, John D.
350 9634, G02B 606
Patent
active
048675296
ABSTRACT:
A super-thin fiberscope having a main scope body which comprises a plurality of multi-component glass light guide fibers for transmitting light to illuminate a target to be viewed, a silica glass image guide for transmitting an image of the target, and a thin-walled main tube made of an imide resin and enclosing the image guide and the light guide fibers. The main tube has an outer diameter of 0.25 mm to 0.6 mm and a wall thickness of 10 .mu.m to 30 .mu.m.
REFERENCES:
patent: 4593973 (1986-06-01), Yoshida et al.
patent: 4647153 (1987-03-01), Utsumi et al.
patent: 4778247 (1988-10-01), Carpenter
patent: 4783135 (1988-11-01), Utsumi et al.
Hayami Hiroyuki
Okuno Shinichi
Utsumi Atsushi
Eilberg William H.
Heartney Phan T.
Lee John D.
Mitsubishi Cable Industries Ltd.
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