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MLeake · August 3, 2009, 11:55 AM

... is to keep one eye closed when lights come up, then reopen it after light goes out. Does a decent job of keeping the eye that was closed adapted for night - the process of adapting can otherwise take around 30 minutes, according to flight physiologists.

August 3, 2009, 11:55 AM	#83
MLeake Senior Member Join Date: November 15, 2007 Location: Outside KC, MO Posts: 10,128	Pilot trick for keeping night vision in presence of bright lighting... ... is to keep one eye closed when lights come up, then reopen it after light goes out. Does a decent job of keeping the eye that was closed adapted for night - the process of adapting can otherwise take around 30 minutes, according to flight physiologists.