Optical technology utilised in the design of the Crusader HMD system

摘要

The Crusader Helmet Display System utilises advanced optical technology to produce a high performance, fast jet pilot Head Mounted Display (HMD) in particular it includes non-conformal reflection holograms on a novel polycarbonate visor to combine the display with the outside scene. Also. tl. relay optics include tilted, decentred and aspheric optical elements and transmission holograms to correct chromatic aberration.