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d-Up Display (HUD)

Head Up Display Head Up Display for
for LCA AF LCA Navy

Head Up Display HUD Symbology
for HJT 36

Head-Up Display (HUD) is an HUD displays flight information
essential aid to the pilot of aircraft, such as altitude, airspeed, angle of
especially fighter aircraft. It is a attack, navigation, weapon aiming
transparent display that presents and other flight information in
data without requiring the pilot to collimated form so that the pilot is
look away from his usual viewpoint. able to view the information with
The information is projected on to his head “up” and looking forward,
the display surface which is usually instead of looking down on other
referred to as the beam combiner, instruments mounted in the cockpit.
through a combination of special It can also be used to adequately
projection technology, optical overlay imagery that has a physical
assembly and display source. relation to the real environment,

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