Chart viewer

Details Chart viewer Chart viewer

1976-04-23

1977-11-08

Willis, Davis L.

Radiant energy

Luminophor irradiation

With ultraviolet source

G01N 2138

Patent

active

040577309

ABSTRACT:
A device to be used in a darkened cockpit of an aircraft and the like in night flying or driving conditions for supporting in the device a chart treated with a fluorescent material, the device including an ultraviolet light source, means for directing the ultraviolet light energy from the source to the upper surface of the chart causing it to glow, and a filter disposed above the chart at the upper portion of the device which allows the fluorescent glow to be viewed therethrough while preventing glare-producing light rays from leaving the device.

REFERENCES:
patent: 3487210 (1969-12-01), Hubert
patent: 3774046 (1973-11-01), Hoch et al.
patent: 3842281 (1974-10-01), Goodrich

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