Patent ID: 7978249

Claim:
An image capturing device comprising: a taking lens; an image sensor configured for converting light transmitted through the taking lens to electrical signals; an image processing unit configured for receiving the electrical signals from the image sensor and obtaining image information of each image represented by the electrical signals; an input device configured for selecting a plurality of focus areas in a photographing area formed by the taking lens and setting a focus power of each of the plurality of focus areas, wherein the input device comprises a touch screen which is used as a view finder of the image capturing device; a processor configured for performing an auto-focus process using a base evaluation value of an image of the photographing area, wherein the base evaluation value is calculated by taking the total of multiplying an evaluation value of each of the plurality of focus areas and the at least one non-focus area of the photographing area by the focus power corresponding to said each of the plurality of focus areas and a focus power corresponding to the at least one non-focus area; and a driving unit configured for moving the taking lens.