Radiant energy – Photocells; circuits and apparatus – Housings
Patent
1981-04-01
1983-07-19
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Housings
250216, H01J 502
Patent
active
043945724
ABSTRACT:
A photodetector including a photosensitive material which changes its electrical properties in response to radiation striking the material, and particularly radiation of a wavelength at or near that of light, positioned within an electrically conductive enclosure and having a window transparent to the desired light and near light wavelengths positioned in an opening in such enclosure, the window being electrically conductive to protect the light sensitive material from various electromagnetic, radio frequency and similar interference.
REFERENCES:
patent: 2669663 (1954-02-01), Fankove
patent: 3153149 (1964-10-01), Finigian
Biox Technology, Inc.
Nelms David C.
Rosen Daniel M.
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