5
APPENDIX
Typical Light Levels
Lux
Foot
Candles
Lux
Foot
Candles
Factories
Home
20-75 2-7
Emergency
Stairs, Warehouse
100-150 10-15
Washing
75-150 7-15
Exit/Entrance
Passages
150-200 15-20
Recreational
Activities
150-300 15-30
Packing
Work
200-300 20-30
Drawing
Room,
Table
300-750 30-75
Visual
Work: Production Line
300-500 30-50
Makeup
750-1,500
75-150 Typesetting: Inspection Work
500-1,500 50-150
Reading,
Study
1,500-3,000 150-300 Electronic
Assembly, Drafting
1,000-2,000 100-200 Sewing
Office
Restaurant
75-100
7-10
Indoor Emergency Stairs
75-150 7-15
Corridor
Stairs
100-200 10-20
Corridor
Stairs
150-300 15-30
Entrance,
Wash Room
200-750 20-75
Conference,
Reception Room
300-750 30-75
Cooking
Room,
Dining Table
750-1,500 75-150 Clerical
Work
750-1,500 75-150
Show
Window
1,500-2,000 150-2000 Typing,
Drafting
Store
Hospital
75-150 7-15
Indoors
30-75
3-7
Emergency Stairs
150-200 15-20
Corridor/Stairs
75-100 7-10
Stairs
200-300 20-30
Reception
100-150 10-15
Sick
Room,
Warehouse
300-500 30-50
Display
Stand
150-200 15-20
Waiting
Room
500-750 50-75
Elevator
200-750 20-75
Medical
Exam
Room
750-1,500 75-150 Show
Window,
Packing Table
750-1,500 75-150
Operating
Room
1,500-3,000 150-300 Storefront, Show Window
5,000-10,000 500-1000 Eye Inspection
Spectral Sensitivity
400 450 500 550 600 650 700
Wavelength (nm)
- - - - - Light Meter Response _____ CIE Response
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0.8
0.6
0.4
0.2
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