Night Vision for Pilots: the Off-Center Viewing Technique
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The most effective way to see objects in the dark is to:
The verified answer
Use peripheral (off-center) vision — look about 5° to 10° off center of the object
Rods (night vision cells) concentrate at the retinal periphery. Looking 15-20° off center maximizes rod use.
Verified against FAA-H-8083-25C Chapter 17 on 2026-07-22 — not against another quiz site. Regulations and handbooks change; that's why every answer here carries its source.
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