Color head up display system

Details Color head up display system Color head up display system

1984-02-06

1985-12-24

Corbin, John K.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340705, 340980, 350 372, 350174, G02B 532

Patent

active

045602336

ABSTRACT:
A head up display system including a light emissive object at an object plane and a collimator and combiner to provide a collimated image for viewing at an eye plane overlaid on a view through the combiner. The object emits light in at least two chromatically separated emission wavebands and by a diffractive optical element in the light path from object plane to eye plane having narrow band reflection characteristics at each emission wavelength.

REFERENCES:
patent: 2747460 (1956-05-01), Calvi
patent: 3848974 (1974-11-01), Hushing et al.
patent: 3915548 (1975-10-01), Opittek et al.
patent: 3940204 (1976-02-01), Withrington
patent: 4261635 (1981-04-01), Freeman
patent: 4407564 (1983-10-01), Ellis
patent: 4457579 (1984-07-01), Thylen
patent: 4490745 (1984-12-01), Erickson et al.
J. V. Culver et al., "Two Color Optical Alignment System", IBM Technical Disclosure Bulletin, vol. 17, No. 10, Mar. 1975, p. 2983.

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