Auto-focus system

Details Auto-focus system Auto-focus system

2011-07-05

2011-07-05

Tran, Sinh (Department: 2622)

Television

Camera, system and detail

Optics

C348S333030

Reexamination Certificate

active

07973851

ABSTRACT:
An auto-focus system comprising an AF area indicating device for indicating a range of an AF area in the shooting screen, an AF area changing device for changing a range of an AF area to be set in the focus controlling device to a range of an AF area indicated by the AF area indicating device, and a switching device for switching a change of a range of an AF area by the AF area changing device between possible and impossible, wherein the change at least relates to the location of an AF area, and wherein the switching device switches a change of a range of an AF area to impossible when the view finder controlling device has no function of displaying the AF area information on the view finder.

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