Patent ID: 6947076

Claim:
An image pickup apparatus for picking up an image of a target object in divisions as a plurality of partial images which overlap by a predetermined quantity, comprising: a field angle setting unit configured to set a field angle with which the target object is to be picked up; a display unit configured to display an image; a partial image generating unit configured to generate the partial images to be displayed on said display unit by dividing a full image of the target image which is picked up with a predetermined field angle set by said field angle setting unit into predetermined sizes using the predetermined field angle and information related to an overlap of the partial images after the predetermined field angle is set by said field angle setting unit; a setting unit configured to automatically set the field angle with which the partial images are to be picked up to the predetermined field angle; an object size specifying unit configured to specify a size of the target object; a resolution setting unit configured to specify or store a resolution; and a calculating unit configured to calculate the predetermined field angle from the size of the target object specified by the object size specifying unit and the resolution set by said resolution setting unit.