H - Electricity – 04 – N
Patent
H - Electricity
04
N
40/53
H04N 7/18 (2006.01) G02B 27/01 (2006.01) G09G 3/02 (2006.01) H04N 5/72 (2006.01) G02B 27/00 (2006.01)
Patent
CA 1268627
HEAD-UP DISPLAY INDEPENDENT TEST SITE Abstract An independent test sight is described for a pilot's head-up display (HUD). In one embodiment, the independent test site comprises a collimator assembly and an aligned periscope assembly. The collimator assembly comprises a source of light, a reticle, and a lens for projecting the image of the reticle. The periscope assembly comprises a rhomboid prism housed within the chassis of the HUD in such a manner that it can be pivoted from a stowed position to an erect position where it projects a reticle pattern in the field of view of the HUD combiner.
528219
Kirschner Robert K.
Muller Hans R.
Kirschner Robert K.
Muller Hans R.
Riches Mckenzie & Herbert Llp
Sundstrand Data Control Inc.
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