Apparatus for brightening cockpit instruments

Details Apparatus for brightening cockpit instruments Apparatus for brightening cockpit instruments

1990-09-10

1992-08-18

Arnold, Bruce Y.

Optical: systems and elements

Mirror

With support

2441291, 2441293, 362 62, G02B 718

Patent

active

051404729

ABSTRACT:
The apparatus for brightening cockpit instruments contains a passive optical brightening device for directing daylight which shines through front windows of the cockpit, to impinge upon the viewer-oriented cockpit instrument surface.

REFERENCES:
patent: 2375134 (1945-05-01), Ptacek
patent: 2695354 (1954-11-01), Neugass
patent: 3559929 (1971-02-01), Lindsay, Jr.
patent: 4072406 (1978-02-01), Amesburg
patent: 4729634 (1988-03-01), Raber
patent: 4905935 (1990-03-01), Uram, Jr.
patent: 5056854 (1991-10-01), Rosen

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