Head mounted display utilizing diffractive optical elements

Details Head mounted display utilizing diffractive optical elements Head mounted display utilizing diffractive optical elements

1993-02-01

1996-07-16

Nelms, David C.

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

359 13, 359 16, 359637, G02B 2714

Patent

active

055372538

ABSTRACT:
A head mounted display having an image source, an optical relay system and a combiner for producing an image from the image source to the eye of a pilot in which the optical system includes at least one diffractive surface to compensate for aberrations and distortions in the display.

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patent: 5035473 (1991-07-01), Kuwayama et al.
patent: 5044706 (1991-09-01), Chen
patent: 5151823 (1992-09-01), Chen
"Infrared Applications of Diffractive Optical Elements," Swanson et al., SPIE Proceedings, vol. 885, p. 122, 1988.
"Overview of Diffractive Optics at Honeywell" Author: J. Allen Cox Issued: 1988.
"International Conference on Computer-generated Holography" Author: Sing H. Lee (Aug. 25-26, 1983).
Nordwall, Bruce D., "New Helmet for Pilots to Combine Night Vision and Head-Up Display," Aviation Week & Space Technology, Nov. 11, 1991, pp. 78-79.
"Diffractive Optics for Broadband Infrarer Imagers: Design Examples," Proceedings SPIE, vol. 1052 (1989).

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