리퍼비시 계측기
This high precision luminance meter for distance measurement with an acceptance angle of 1° is assigned to class B in accordance with DIN 5032-7, appendix B of DIN EN 13032-1 and CIE 69.
It measures the perceived brightness of back-lighted surfaces in candelas per square meter (cd/m²) or foot-lambert (fL) in consideration of ambient light.
Illuminance [Lux] | 0.1 … 99 900 lx optional reflection standard, classified |
Luminance | 0.01 cd/m² … 99 990 cd/m² / 0.01 fL … 30 000 fL |
Measuring ranges | 4 |
Measuring ranges selection | Automatic/Manual |
Measuring rate | 2 per second |
Measuring method | Distance measurement with 1° measuring angle, 1 m up to ∞, optional contact measurement with measuring probe |
Measuring sensor | Silicon photocell with V(λ) filter |
Measuring probe with tripod socket |
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Measured value memory | Up to 1000 individual values or 10 groups with 100 individual values each (switchable) |
Error limit – V(λ) adapted (f1‘), typical | < 3 % |
Error limit – overall error, typical | ≤ 8 % |
Accuracy | ±2.5 % of read out ± 2 digit |