Autofocus adjustment device

Details Autofocus adjustment device Autofocus adjustment device

1995-06-29

1997-07-15

Adams, Russell E.

Photography

Object motion detection

396 95, 396104, G03B 708, G03B 300

Patent

active

056492413

ABSTRACT:
An autofocus adjustment device capable of computing the confidence level of focus detection accurately is disclosed. The autofocus adjustment device includes a focus detection device to determine focus detection results of the phototaking lens and a confidence value calculation device to calculate a confidence value to determine whether the results of said focus detection means have a sufficient level of confidence. The confidence value calculation device includes a plurality of confidence value calculation units with each calculation unit executing a different calculation process.

REFERENCES:
patent: 5061951 (1991-10-01), Higashihara et al.
patent: 5076687 (1991-12-01), Adelson
patent: 5189459 (1993-02-01), Watanabe et al.
patent: 5208625 (1993-05-01), Suekane
patent: 5239332 (1993-08-01), Muramatsu et al.
patent: 5262820 (1993-11-01), Tamai et al.

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