Visual image display apparatus having a video display for one eye and a controllable shutter for the other eye
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United States of America Patent
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Oct 6, 1992
Issued Date -
N/A
app pub date -
Apr 24, 1991
filing date -
Apr 24, 1990
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An optical apparatus using a display device is comprised of a lens system having an optical axis, a display device for displaying a video image on the optical axis, a beam splitter for splitting information of visual image, the beam splitter being formed so as to incline an angle of about 45 degrees relative to the optical axis and located under the lens system, and a shutter device disposed in front of the beam splitter for controlling transmission of image from the surrounding, wherein the video image is shown as a virtual image with the image from the surroundings when viewer peeps the video image from the back of the beam splitter.
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Cited Art Landscape
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