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lecture3 - ENSC 304 Human Factors and Usability Engineering...

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ENSC 304 - Human Factors and Usability Engineering Controls and Displays •Read the handout on “Controls and Displays” • In-class quiz, Feb. 5 • Text pp. 1-80, 105-141, handouts, lectures • short answer, T/F, label a diagram, definitions • ETF I hour ENSC 304 - Human Factors and Usability Engineering Displays Controls
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ENSC 304 - Human Factors and Usability Engineering • Displays are outputs from the machine which provide inputs for the human • Typical display modalities: - visual - auditory - tactile - olfactory • Alternate display modalities may include motion, acceleration, orientation, temperature, vibration, etc. ENSC 304 - Human Factors and Usability Engineering Visual Displays • Labels • Lights • Meters and dials • Video display units (VDUs) - Cathode ray tube (CRT) - Array-type (LCD, plasma, LED) - Vector Note: VDUs can be used to simulate almost any other type of visual display!
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ENSC 304 - Human Factors and Usability Engineering ENSC 304 - Human Factors and Usability Engineering
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ENSC 304 - Human Factors and Usability Engineering Exotic Visual Displays • Many virtual reality systems use an immersive displays • Augmented displays superimpose computer generated images on to the user's view of the physical world • "Fishtank" displays provide a small volume for 3D images • 3D images are produced by presenting different views of a scene to each eye • "Simulator sickness" is a problem ENSC 304 - Human Factors and Usability Engineering CRT Shutter goggles Computer Fishtank Display System
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ENSC 304 - Human Factors and Usability Engineering Occlusion Motion Parallax Disparity Left eye view Right eye view Depth Cues ENSC 304 - Human Factors and Usability Engineering
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ENSC 304 - Human Factors and Usability Engineering
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