Distortion-free imaging device having curved photosensor

Abstract

The present invention is directed to a distortion free imaging device having an imaging optical system that could be utilized for example in a video camera. In particular a camera configured according to the present invention reduces or eliminates the positive or pin cushion distortion that makes figures seem fatter than they really are. The imaging device includes a photosensor that is configured entirely along the contours of the posterior focal plane of the imaging optical system. The optical system can include a single or plurality of lens and can include a mirror.

What is claimed  
     
         1 . An imaging device, comprising: 
 an optical system having a posterior focal area; and    an irregularly shaped photosensor configured to conform to and substantially occupy said posterior focal area,    wherein said photosensor includes a defect.