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tungsten
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Lasers and Lightbulbs
I thought this was pretty neat. http://www.rochester.edu/news/show.php?id=3385 Normal 100 watt incandescent bulb = about 1720 lumens* = 17.2 l/w Normal 60 watt incandescent bulb = about 860 lumens* = 14.3 l/w Laser-treated incandescent = better than 28.6 l/w (1720 lumens at 60 watts), plus...- ChrisC
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- incandescent laser lightbulb tungsten
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- Forum: Science, Mathematics, Medicine, and Technology