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Information about VISUAL ILLUSIONS AUG 05

Published on January 14, 2008

Author: Rina


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 Log-in and Click “Search” Tab Class Name = Visual Illusions

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