3609023 is referenced by 4 patents and cites 4 patents.

A lighting arrangement for illuminating reticles in a headup display system comprises a hollow shaft having opaque walls and fixed to a movable assembly controlled in position, the reticle being formed in an end wall of this shaft, and a lampholder slidably mounted in this shaft for carrying plugin bulbs inside this shaft. This arrangement also comprises a translucent body between the bulbs and the reticle and printed circuits plugged into the lampholder for supplying the bulbs. A colored filter may be positioned between the reticle and the bulbs or in front of the reticle.

Headup display systems for aircraft piloting
Application Number
Publication Number
Application Date
June 21, 1968
Publication Date
September 28, 1971
Morion Marcel
Turboult Jean
CSF Compagnie Generale de Telegraphie Sans Fil
G03b 21/00
B64D 43/00
F21S 08/00
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