Patent ID: 7710492
Filing Date: 2010-05-04
Classification: H04N

Abstract:
1. An imaging device, including an imaging element which takes a subject image by light from a subject passing through a photographing lens and obtains an image data, comprising: an acquisition timing setting device configured to set a timing of acquiring an autofocus evaluation value from the image data; a filter selection device configured to select a filter transmitting an optional frequency component of the image data, said filter being used for calculating the autofocus evaluation value from the image data; and an autofocus detection device configured to detect a focus based on the autofocus evaluation value calculated from the image data obtained by moving a focus lens to a lens position, wherein the acquisition timing setting device sets the timing of acquiring the autofocus evaluation value in accordance with a photographing condition, and the filter selection device selects the filter in accordance with the photographing condition.