Head-mounted display apparatus with a single image display devic

Details Head-mounted display apparatus with a single image display devic Head-mounted display apparatus with a single image display devic

1998-12-02

2000-04-25

Epps, Georgia

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

359631, G02B 2714

Patent

active

060551097

ABSTRACT:
A head-mounted display apparatus includes an image display device for displaying images, a first flat reflection mirror for reflecting light from the image display device, a first and a second lenses for controlling a size of the image from the first flat reflection mirror, a first beam splitter for partially transmitting and partially reflecting the light passing through the first and the second lenses, thereby splitting two light beams, a second flat reflection mirror for reflecting the transmitted light beam, a second beam splitter for partially transmitting and partially reflecting the light beam from the second flat reflection mirror, a first reflection mirror for reflecting the light beam reflected by the second beam splitter to one eye of a viewer, a third flat reflection mirror for reflecting the light beam reflected by the first beam splitter, a fourth flat reflection mirror for reflecting the light beam from the third flat reflection mirror, a third beam splitter for partially transmitting and partially reflecting the light beam from the fourth flat reflection mirror and a second reflection mirror for reflecting the light beam reflected by the third beam splitter to the other eye of the viewer.

REFERENCES:
patent: 5751493 (1998-05-01), Hur
patent: 5808802 (1998-09-01), Hur
patent: 5912650 (1999-06-01), Carollo
British Patent Office Search Report Nov. 14,1994.

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