Image display device and head-mounted display comprising such a

Details Image display device and head-mounted display comprising such a Image display device and head-mounted display comprising such a

1998-12-11

2000-06-06

Mack, Ricky

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

359630, G02B 2714

Patent

active

060726326

ABSTRACT:
The present invention relates to an image display device (1) comprising a two-dimensional display (3; 19, 21; 72) and an optical system (5; 15, 17; 60). The optical system comprises a lens having a first semitransparent reflecting surface (23, 25; 9) and a second semitransparent reflecting surface (27, 29; 11). The first surface is directed towards the display. The second surface is directed towards the viewer. Both the display and the lens are divided into a plurality of segments in order to increase the field of view.

REFERENCES:
patent: 3443858 (1969-05-01), LaRussa
patent: 5654828 (1997-08-01), Togino et al.
patent: 5659430 (1997-08-01), Togino
patent: 5801885 (1998-09-01), Togino

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