Presentation Transcript
VISUAL ILLUSIONS: VISUAL ILLUSIONS ARIZONA ARMY NATIONAL GUARD
ARMY AVIATION SUPPORT FACILITY #1
PHOENIX, ARIZONA
Slide2: False Vertical/Horizontal Cues (False Horizon) Occurs when the pilot subconsciously chooses the
wrong reference point for orientation
Slide4: Fascination/Fixation TARGET HYPNOSIS TASK SATURATION
Slide5: Flicker Vertigo Caused by sunlight flickering through rotor blades
Rotating beacons reflecting against an overcast sky
or against the windscreen
Slide6: Confusion with Ground Lights Along seashores or rural areas
Ground lights may be perceived as celestial lights
Celestial lights may be perceived as ground lights
Slide7: Falsely perceived self-motion in relation to
the real motion of another object Relative Motion
ALTERED PLANES OF REFERENCE: ALTERED PLANES OF REFERENCE Inaccurate sense of altitude, attitude, or flight path
Mountains / Valleys
Slide10: Structural Illusion The phenomenon in which objects become
distorted when visual obscurants are present
such as rain, snow, sleet, or the curvature of a
wind screen
Slide11: Do to a lack of visual cues, the pilots or crew members may perceive that they are higher than they actually are
Slide14: Crater Illusion An illusion that the aircraft is landing into a hole or crater, created when the search light is positioned too far under the nose of the aircraft
CRATER ILLUSION
Slide15: Size- Distance Illusion Large Wide Runway Narrow Runway Am I too
Low ?
Am I too High ?
24 24
Slide17: Autokinetic Illusion
Occurs when a static light appears to move
when it is stared at for several seconds
Slide18: At night, an aircraft may appear to be going away when it is actually approaching REVERSABLE PERSPECTIVE
QUIZ: QUIZ Click on the link below to access the
Visual Illusions Quiz
http://ang.quizstarpro.com
Log-in and Click “Search” Tab
Class Name = Visual Illusions