VISUAL ILLUSIONS AUG 05

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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

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