Radiant energy – Radiation tracer methods
Patent
1986-10-06
1988-12-13
Fields, Carolyn E.
Radiant energy
Radiation tracer methods
2504581, 350 962, G01N 2188
Patent
active
047912936
ABSTRACT:
It comprises a monochromatic radiation source; an optical fibre connected by one end to the radiation source and by the other end to an observation probe for transmitting the monochromatic radiation from the source to the observation probe and the photoluminescent radiation from the probe to signal processing means; an observation probe able to move in the cavity and having a mirror inclined with respect to the surface to be observed for directing the radiation transmitted by the optical fibre towards said wall and for reflecting a return radiation to a return optical fibre conducting it to processing means; and a rotary optical connection placed on the optical fibre for permitting the continuity of the optical line and the advance of the probe without any corkscrewing of said optical fibre.
REFERENCES:
patent: 3409897 (1968-11-01), Bosselaar et al.
patent: 3761186 (1973-09-01), Wason
patent: 4398791 (1983-08-01), Dorsey
patent: 4548466 (1985-10-01), Evans et al.
patent: 4562348 (1985-12-01), Brogardh et al.
patent: 4577109 (1986-03-01), Hirschfeld
patent: 4582809 (1986-04-01), Block et al.
Manufacturing Technology Note, report No. WVT-QA-7801, Oct. 1979, NTIS, Springfield, U.S.; "Laser Scan for Bore Inspection".
Review of Scientific Instruments, vol. 51, No. 10, Oct. 1980, pp. 1403-1406, American Institute of Physics, New York, U.S.; J. H. Kinsey et al.: "Endoscopic System for Simultaneous Visual Examination and Electronic Detection of Fluorescence".
Commissariat a l''Energie Atomique
Fields Carolyn E.
Miller John A.
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