Head-mounted image display device and data processing apparatus including the same

摘要

A head-mounted image display device with a good operability and a data processing apparatus including such a display device. A head-mounted image display device wherein a liquid crystal display panel and an enlarging optical system are housed in a frame and wherein images generated on said liquid crystal display panel through said enlarging optical system are visible in the field of view in front of said frame, having: an input device with a sensor for inputting signals; and an image generation means for assigning input keys to locational information from said input device and synthesizing on/off information on the input keys and the results of arithmetic operations to allow said liquid crystal display panel to generate synthesized images.