Autofocus apparatus

Details Autofocus apparatus Autofocus apparatus

2007-04-24

2007-04-24

Srivastava, Vivek (Department: 2622)

Television

Camera, system and detail

Optics

C348S350000

Reexamination Certificate

active

09550640

ABSTRACT:
An autofocus apparatus with a photographic optical system having a movably disposed focus adjusting lens, an optical element to split light beams received from an object, a plurality of image forming lenses to form images from portions of the split light beams, a plurality of focusing estimating portions to create focusing data for focusing the image of the object on the corresponding image forming lenses, a data detecting device to detect data for focusing the image, a data creating device to correct the detected focusing data, a selecting portion to select from among the focusing estimating portions, and a moving device to move the focus adjusting lens.

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patent: 5597999 (1997-01-01), Kinba et al.
patent: 5619260 (1997-04-01), Miyadera
patent: 5678097 (1997-10-01), Suda
patent: 5745175 (1998-04-01), Anderson

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