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Standard
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Comply with DIN 5032 Part7 Class C、
JIS C 1609-1:2006 Class A、JJG 245-2005 Class B
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Test Range
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400.0/4000/40,000/400,000 Lux
40.00/400.0/4,000/40,000 Foot-Candle
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Accuracy
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0.1/1/10/100 Lux
0.01/0.1/1/10 Foot-Candle
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Relative spectral
response (f1´)
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±8% CIE visible light V(λ)
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Cosine characteristic (f2)
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±6%
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Oblique incident light characteristic
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angle
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10˚: ±1.5%
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30˚: ±3%
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60˚: ±10%
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80˚: ±30%
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Accuracy
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±3% (for light source A of 2856˚K )
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Linearity (JISC 1609-1:2006)
(Accuracy of various light sources)
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< 3000 Lux :±5% with reading ± 1
3000 Lux to 9999 Lux:±7.5% with reading ± 1
> 10000Lux(930 FC) N/A
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Initial Adjustment(fADJ)
DIN5032 Part7 JJG 245-2005
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±5% with reading ± 1
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Linearity(f3) DIN5032
Part7 JJG 245-2005
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±2.5%
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Range change(f11)
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±2%
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Fatigue(f5)
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-1%
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IR response(fIR)
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±4%
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UV response(fUV)
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±2.5%
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Temperature(f6T)
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±1%
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Response time
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Auto shifting: ≦5 seconds
Manual shifting: ≦2 seconds
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