US 7,321,395 B2 | ||
Image capturing apparatus and method of setting exposure for AF control executed by image capturing apparatus | ||
Yoshiharu Gotanda, Asaka (Japan) | ||
Assigned to FUJIFILM Corporation, Tokyo (Japan) | ||
Filed on Nov. 07, 2003, as Appl. No. 10/702,774. | ||
Claims priority of application No. 2002-324560 (JP), filed on Nov. 08, 2002. | ||
Prior Publication US 2004/0095505 A1, May 20, 2004 | ||
Int. Cl. H04N 5/232 (2006.01) |
U.S. Cl. 348—370 [348/371; 348/345; 348/362] | 10 Claims |
1. An image apparatus, comprising:
an image pickup device;
an image taking lens which forms an image of an object on the image pickup device, the image taking lens being subjected to
autofocus control so as to focus on a main object according to contrast information on the image obtained from the image pickup
device;
an autofocus auxiliary light emitting device which emits a variable amount of autofocus auxiliary light to illuminate the
object when a photometric value of the object is smaller than a predetermined value; and
a setting device which operates when the autofocus auxiliary light is emitted, to set an aperture value and a shutter speed
for the autofocus control according to a photometric value determined with illuminating the object with the autofocus auxiliary
light.
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