Spectacle type display device
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- 深圳国际技术创新研究院
- Publication Date
- 2005-05-04
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
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Abstract
Description
technical field
[0001] The invention relates to a display, in particular to a glasses-type display. Background technique
[0002] Good glasses-like display with small, thin, light geometry, sharp image, wide field of view, large pupil and virtual image with depth of field,
[0003] The eye-Treck product of OLYMPUS company adopts TFT microdisplay chip, but because TFT microdisplay chip makes device produce transmitted light by backlight, its field of view has only 20 degrees, so the patent US.6,522,474 (Cobb; Joshua M. et al,) believed that the eye-Treck product of OLYMPUS Company was not suitable for stereoscopic 3D image display due to the small viewing area, and proposed a large viewing area scheme using spherical light. However, this solution requires a large space and can only be used in a helmet-mounted display.
[0004] For this reason, US.6,034,717 (Dentinger et al.) and US.4,021,846 (Roese) provide a kind of binocular electronic shutter method to obtain stereoscopi...