Patent ID: 7593162
Filing Date: 2009-09-22
Classification: G02B,G03B

Abstract:
1. An image pickup system comprising an image pickup device, an image display device including a display screen for displaying an image, a controller for converting image information obtained from said image pickup device into a signal that enables said image information to be formed on said image display device, and a viewing optical system for guiding an image displayed on said display device to a viewer's eye, wherein: said viewing optical system consists of a negative single-lens component composed of one negative lens element and a positive single-lens component composed of one positive lens element, and the following condition is satisfied: where a is a distance from said display screen of said image display device to the surface, nearest to the image display device side, of said viewing optical system, and b is a total length from the surface, axially nearest to the image display device side, of said viewing optical system to the surface thereof nearest to the viewer side.