21
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5.1 Recommended Levels of Illumination
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Level of
illuminance (lx)
Place
1500 to 750
Offices, designing, and drawing rooms
750 to 300
Offices, conference rooms, and computer
rooms
300 to 100
Workrooms, corridors, stairways, and
restrooms
75 to 30
Indoor emergency stairways
Chapter 5
Reference
5.1 Recommended Levels of Illumination
Suitable levels of illuminance
(According to the JIS standard Z 9110-1979)
Offices
Summary of Contents for 3640-20
Page 1: ...INSTRUCTION MANUAL For は専用機種 複数の場合は で区切る 不要の場合はとる 形名を入力 複数の場合は で区切る 3640 20 品名を入力 LUX LOGGER ...
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