Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent
1990-02-21
1991-12-03
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
250560, 356386, H01J 516
Patent
active
050702378
ABSTRACT:
An optical inspection system uses a fluorescent optical fiber to receive detection light and generate fluorescent light which then travels the length of the fiber and is detected at one or both ends thereof.
REFERENCES:
patent: 4002919 (1977-01-01), Linard
patent: 4371897 (1983-02-01), Kramer
patent: 4873438 (1989-10-01), Hosoi et al.
patent: 4931637 (1990-06-01), Succari et al.
Iwama Masatoshi
Okuyama Takashi
Asahi Kogaku Kogyo K.K.
Nelms David C.
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