Photography – With exposure objective focusing means – focusing aid – or... – Mechanical rangefinder
Reexamination Certificate
2005-07-12
2005-07-12
Perkey, W. B. (Department: 2851)
Photography
With exposure objective focusing means, focusing aid, or...
Mechanical rangefinder
C396S428000, C355S055000
Reexamination Certificate
active
06917757
ABSTRACT:
An image capturing apparatus includes a lens for capturing an image of an object, focusing module for focusing the lens, and a focus-decisive module including at least one slide rod for measuring a distance between the lens and the object and for controlling the focusing module to focus the lens synchronously according to the distance.
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patent: 5028941 (1991-07-01), Sohn
patent: 5576781 (1996-11-01), Deleeuw
Hsu Winston
Perkey W. B.
Primax Electronics Ltd.
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