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Lighting - Lamp Types

Fixture Type Spectral Output White ­ Yellow White Color Rendering Index 89 ­ 99 Efficacy (Lumens/ Watt) 6 ­ 24 Life Expectancy (hours) 750 ­ 2000 Warm Restrike (minutes) Immediate

Incandescent

Fluorescent

49 ­ 89

74 ­ 100

15,000 ­ 20,000 6,000 ­ 20,000

Immediate

Metal Halide

Bright White

60 - 65

50 ­ 115

0­3

High Pressure Sodium Low Pressure Sodium Mercury Vapor

Golden

20 ­ 60

64 ­ 140

20,000 ­ 24,000 14,000 ­ 20,000 16,000 ­ 24,000

6-8

Monochromatic Yellow Blue - Green

0

70 ­ 180

Immediate

15 - 50

32 - 63

3­6

Information

Microsoft PowerPoint - Lighting - Lamp Types.ppt

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