Autofocus lens apparatus and image pickup system

Television – Camera – system and detail

Reexamination Certificate

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Details

C348S211100, C348S231700

Reexamination Certificate

active

07362353

ABSTRACT:
A lens apparatus, with which compatibility, regarding AF operations, to cameras of a variety of manufacturers can be established more easily, is disclosed. The lens apparatus includes a focus driver which drives a focus lens, a terminal which is a member for communication with the camera. Further, the apparatus includes a signal generating circuit into which an image-pickup signal output from the camera is input via the terminal, and which generates a focus driving signal for the focus driver based on the image-pickup signal.

REFERENCES:
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patent: 6172709 (2001-01-01), Yamano et al.
patent: 6373524 (2002-04-01), Suda et al.
patent: 6717618 (2004-04-01), Yoshikawa
patent: 6753918 (2004-06-01), Kanayama
patent: 6822684 (2004-11-01), Suzuki et al.
patent: 2002/0109784 (2002-08-01), Suda et al.
patent: 2002/0118972 (2002-08-01), Uenaka et al.
patent: 0 948 200 (1999-10-01), None
patent: 9-9130 (1997-01-01), None
patent: 9-9131 (1997-01-01), None
patent: 9-9132 (1997-01-01), None
patent: 2000-066288 (2000-03-01), None
EPO Search Report issued May 6, 2004 for counterpart application EP 03255531.

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