Head mounted stereoscopic display including environmental image diplayed at periphery of main image and including brightness and/or sound sensors

摘要

An image display device, particularly a head mounted stereoscopic display device, which presents an enlarged display image 14 (pair of LCDs) with a periphery image 12 (pair of illuminated slides, referred to as an environmental image) is provided with circumstances-detecting means 16 for detecting the operating conditions of the image display device or of the outside environment , and an image-changing means 17. The circumstances-detecting means detects the quantity or brightness of light inside or outside the display device or/and the sound volume of the display or surrounding sound outside the display device. The image-changing means varys the light quantity and/or color tone of the peripheral environmental image of the display device.