Helmet visor for head-up-display for military aircraft having curved windscreen has a combination of optical elements that are curved at the level of the folded mirror

摘要

The head visor projects to infinity, a symbol to be superposed on the exterior landscape, and has a combination of optical elements (2,21,22,23,41,42,7) which are curved at the level of the folded mirror (3,7), this mirror having a curved form adapted to correct the parallax associated with the windscreen of the aircraft.