4x or more efficient than incandescent and halogen - ANSWERSCFL (Compact Fluorescent)
expected to become the major light source of residential fixtures in the next 5 years - ANSWERSLED
lumen - ANSWERSmeasure of light output
watts - ANSWERSmeasure of energy used
efficacy - ANSWERSlumens/watt. measures efficiency of a light source
Efficacy of Incandescent - ANSWERS10-20 lpw
Efficacy of Fluorescent - ANSWERS60-100+ lpw
Efficacy of HID - ANSWERS50-120+ lpw
Efficacy of LED - ANSWERS40-100+ lpw
High Efficacy - ANSWERS50+ lpw
, Candle Power - ANSWERSdescribes light distribution of directional sources
footcandle - ANSWERSmeasure of light falling on a surface
foot candles recommended for visual activities - ANSWERS30-50 footcandles
CCT (correlated color temperature) - ANSWERSmeasures how warm or cool a light source appears
Warm Color Temperature - ANSWERS2800k
Cool Color Temperature - ANSWERS4100k
neutral color temperature - ANSWERS3500k
CRI (Color Rendering Index) - ANSWERSMeasures how a color will appear in a space
never sell light source under ____ CRI - ANSWERS70
most commonly used bulb shape - ANSWERSA19
most common bulb bases - ANSWERSmedium and candelabra
Energy Independence and security act 2007 - ANSWERSmandated updates to the efficiency of A19 lamps
federal trade commission lighting facts label - ANSWERSall new medium screw base bulbs must include
finish for bulbs most often sold in showrooms - ANSWERSfrosted and clear
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