Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Patent
1988-09-08
1992-01-14
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Photocell controlled circuit
2502081, 357 30, H01J 4014
Patent
active
050813471
ABSTRACT:
A photoelectric converting apparatus has a reflection preventing section. The section is formed on at least a peripheral portion of said light receiving section.
REFERENCES:
patent: 3763372 (1973-10-01), Fedotowsky et al.
patent: 4600833 (1986-07-01), Shibata et al.
patent: 4682019 (1987-07-01), Nakatsui et al.
patent: 4827118 (1989-05-01), Shibata et al.
Canon Kabushiki Kaisha
Nelms David C.
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