Courtesy: FAA FAASTeam/NRC

The FAA's Civil Aerospace Medical Institute presents the video, "Vision in Aviation: To See or Not to See". After a brief description of how the eye works, the video describes impediments to vision such as eye disorder, stress, hypoxia, and natural limitations of human eyesight. The video also presents details of night vision, impairments of night vision, and principles of dark adaptation.

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