Device for the display of simulated images for helmets

Details Device for the display of simulated images for helmets Device for the display of simulated images for helmets

1991-05-31

1993-02-02

Henry, Jon W.

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

359633, 359482, 434 43, 434 44, G02B 2710, G02B 1700, G02B 2304, G02B 2306, G09B 908

Patent

active

051842505

ABSTRACT:
The disclosed display device for simulators has an off-axis collimated display system: a spherical screen and a spherical mirror that are fixed to a helmet worn by the user. This device gives a wide horizontal field and a relatively low attenuation of the external view.

REFERENCES:
patent: 3923370 (1975-12-01), Mostrom
patent: 4340878 (1982-07-01), Spooner et al.
patent: 4347508 (1982-08-01), Spooner
patent: 4348185 (1982-09-01), Breglia et al.
patent: 4348187 (1982-09-01), Dotsko
patent: 4439157 (1984-03-01), Breglia et al.
patent: 4465347 (1984-08-01), Task et al.
patent: 4588382 (1986-05-01), Peters
patent: 4755868 (1988-07-01), Hodges
patent: 4902116 (1990-02-01), Ellis
patent: 5035474 (1991-07-01), Moss et al.
N.T.I.S. Tech Notes, Nov. 1986, p. 1160, Springfield, Va., US; "Fiber optic helmet mounted display".

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