Patent ID: 7113151
Filing Date: 2006-09-26
Classification: G02B,G06F,H04N

Abstract:
1. A head mount image display device wherein a liquid crystal display panel and enlarging optical system are housed in a frame and wherein an image generated on the liquid crystal panel is visible in a field of view in front of said frame through the enlarging optical system, said device comprising: an input device for inputting signals, with a positional sensor to detect positions of an operator's hands and fingers; a key assignment means for assigning input keys to information regarding the positions detected by said positional sensor; an arithmetic unit for performing arithmetic operations based on data corresponding to an input key assigned by said key assignment means; an image synthesizing means for synthesizing a virtual key board display screen for displaying input keys to be assigned by said key assignment means, and an arithmetic operation result display screen for displaying a result of the arithmetic operation performed by said arithmetic unit, so as to display both said display screens side by side on one screen.