Patent ID: 9445005
Filing Date: 2016-09-13
CPC Classification: G03B,H04N

Claim Text:
1. An optical device that has a plurality of focus detection points in a predetermined imaging area, and performs focus detection at a focus detection point which is selected from the plurality of focus detection points, comprising: a first detection unit configured to detect a predetermined area from an object image in the predetermined imaging area; a second detection unit configured to detect a position of a line of sight of a user in the predetermined imaging area; a mode selection unit configured to select a photographing mode from a plurality of photographing modes; a priority determination unit configured to determine priorities of said first detection unit and said second detection unit according to the photographing mode selected by said mode selection unit; and a focus detection point determination unit configured to determine a focus detection point at which the focus detection is to be performed, according to the priorities determined by said priority determination unit, wherein the priority determination unit is configured to determine the priorities of said first detection unit and said second detection unit according to the photographing mode selected by said mode selection unit such that said first detection unit has a higher priority than said second detection unit in a first photographing mode and said second detection unit has a higher priority than said first detection unit in a second photographing mode different from said first photographing mode.