Focussing apparatus for camera

Details Focussing apparatus for camera Focussing apparatus for camera

1982-05-25

1983-12-20

Gellner, Michael L.

354484, G03B 300

Patent

active

044213964

ABSTRACT:
A focussing apparatus for a camera is provided including a focussing light source for directing focussing light toward an object being photographed, and an in-focus detector circuit for receiving the focussing light as reflected by the object to determine a focussing condition. A light source control circuit is provided which deenergizes the focussing light source in response to an in-focus detection signal fed from the in-focus detector circuit.

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