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Light Levels |
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Summary of Outdoor Illuminance
Levels (Footcandles)
Horizontal illuminance levels at 1M (3’) unless otherwise
shown
See this table in LUX values |
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ACTIVITY |
CLASS I |
CLASS II |
CLASS III |
CLASS IV |
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BASEBALL |
150/100 FC |
100/70FC |
50/30 FC |
30/20 FC |
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BASKETBALL |
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30 FC |
20 FC |
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GOLF DRIVING RANGE |
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HORIZONTAL (at grade) |
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20 FC |
20 FC |
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VERTICAL (at 183m (200yrds)) |
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|
10 FC |
10 FC |
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FOOTBALL |
100 FC |
50 FC |
30 FC |
20 FC |
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GOLF COURSE
TEES (at grade)
FAIRWAYS (at grade)
GREENS (at grade) |
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5 FC
3 FC
5 FC |
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HORSE RACING |
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HORIZONTAL (at track) |
30/100 FC |
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VERTICAL (at 1.5M (5’)) |
70 FC |
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ICE HOCKEY (at grade) |
|
50 FC |
30 FC |
20 FC |
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RODEO |
|
50 FC |
30 FC |
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ROLLER HOCKEY (at grade) |
|
50 FC |
30 FC |
20 FC |
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SOCCER (OUTDOOR) |
|
50 FC |
30 FC |
20 FC |
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SOFTBALL |
150/100 FC |
100/70 FC |
50/30 FC |
30/20 |
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SWIMMING |
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POOL (at water level) |
|
30 FC |
30 FC |
10 FC |
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DECK (at deck level) |
|
20 FC |
10 FC |
10 FC |
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TENNIS |
125 FC |
75 FC |
50 FC |
30 FC |
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TRACK & FIELD
FIELD
TRACK (at grade) |
|
50 FC
30 FC |
30 FC
20 FC |
20
FC
20 FC |
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VOLLEYBALL |
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30 FC |
20 FC |
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