Focus state detecting device

Details Focus state detecting device Focus state detecting device

1990-12-17

1992-02-18

Adams, Russell E.

354408, G03B 1336

Patent

active

050898426

ABSTRACT:
A focus state detecting device which utilizes image sensor arrays.
The focus detecting device comprises

REFERENCES:
patent: 4561749 (1985-12-01), Utagawa
patent: 4716434 (1987-12-01), Taniguchi et al.
patent: 4766302 (1988-08-01), Ishida et al.
patent: 4816861 (1989-03-01), Taniguchi et al.

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