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Unformatted text preview: of 100 light is as good as sunlight, Less than 100 not so good. General Types Of Light Bulbs--Incandescent o Hot filament in a glass bulb o Bulb o Cheap o Inefficient -Fluorescent o Light produced by an electric arc and phosphorus coating in bulb o Require a ballast o High efficiency ( 70 to 90 converted to light) o Compact Fluorescent ( CFL) mate to replace incandescent. o Tubes specified in terms of 1/8 th of an inch o More expensive o Cold Light-High intensity Discharge ( HID) o High voltage arc in a high pressure vapor. Typiclly sodiym or meatal halides o Very high efficiency o Cold light o CRI ranger from bad to average o Special consideration when installing...
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This note was uploaded on 04/07/2008 for the course CCEV 140 taught by Professor Aires during the Spring '08 term at Wentworth Institute of Technology.
- Spring '08