Optical mixer for helmet visual display system

Details Optical mixer for helmet visual display system Optical mixer for helmet visual display system

1992-04-24

1993-09-07

Lerner, Martin

Optical: systems and elements

Holographic system or element

Head up display

359 15, 359630, 359632, G02B 532, G02B 2710

Patent

active

052434508

ABSTRACT:
An optical mixer for use in a helmet visual display system including a light intensifier tube for night vision and a cathode-ray tube for the display of a synthetic image. The mixer includes a swinging glass plate with a spectrally reflective and angularly selective coating. When the angle of the swinging glass plate is changed, the amount of light transmitted through the mixer is changed.

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patent: 4309070 (1982-01-01), St. Leger Searle
patent: 4364636 (1982-12-01), Ellis
patent: 4468101 (1984-08-01), Ellis
patent: 4582389 (1986-04-01), Wood et al.
patent: 4874214 (1989-10-01), Cheysson et al.
patent: 5124821 (1992-06-01), Antier et al.

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