Focus detection device

Details Focus detection device Focus detection device

1998-05-01

1999-04-06

Font, Frank G.

Optics: measuring and testing

Focal position of light source

396128, G01J 100, G03B 1336

Patent

active

058925783

ABSTRACT:
The invention relates to a multipoint focus detection device and is to provide a device which determines a sampling point of an output of a sensor in accordance with a movement speed distribution of an image on the sensor and carries out an appropriate process in case that the movement speed is different.

REFERENCES:
patent: 4329577 (1982-05-01), Asano et al.
patent: 4698492 (1987-10-01), Ohtaka et al.
patent: 5087935 (1992-02-01), Kaneda et al.
patent: 5155518 (1992-10-01), Utagawa
patent: 5615399 (1997-03-01), Akashi et al.
patent: 5659816 (1997-08-01), Uchiyama

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