Three Letters Re: Battery-Powered House Interior Lighting
Sir: I enjoy your blog and support you in a small way with the 10 Cent Challenge. After reading your response to the Battery-Powered House Interior Lighting letter, I want to add some information that I learned at a FAA seminar that I attended. The FAA is now endorsing blue or green lighting in the cockpit of all aircraft (general aviation and commercial). The green and/or blue takes less energy output for the eyes to see details. Also, red lighting can be seen from further away than blue/green (red is used to designate towers and tall buildings at night, where …