Produkte |
Technische Daten
Die wichtigsten Leistungsdaten auf einen Blick
| Instrument | Luminance Colorimeter BM-7A |
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| Optical system | Objective lens : f=80mm F2.5
Eyepiece lens : View field 5°,Diopter adjustment range ±5 diopter |
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| Spectral sensitivity | Similar to CIE1931 color matching function |
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| Photodetector | Silicon photo diode (3 elements X₂,Y,Z) |
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| Measurement angle | 2°/ 1°/ 0,2°/ 0.1° selectable |
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| Measurement distance | 350mm to ∞ (distance from metallic tip of objective lens) |
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| Minimum measurement area | Measurement angle 2° φ10mm
Measurement angle 1° φ5mm
Measurement angle 0.2° φ1mm
Measurement angle 0.1° φ0.5mm |
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| Function | Luminance, CIE1931 chromaticity coordinates xy
CIE1976 chromaticity coordinates u' v', Tristimulus value XYZ,
Correlated color temperature and Deviation,
CIE1976 L*a*b*, Eab*±, CIE1976L*u*v* Euv*± |
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| Luminance range for guaranteed accuracy | Measurement angle 2° 1 - 30,000cd/ m²
Measurement angle 1° 4 – 120,000cd/ m²
Measurement angle 0.2° 100- 3,000,000cd/ m²
Measurement angle 0.1° 400 – 12,000,000cd/ m² |
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| Accuracy | Luminance 1: ±4% (1-5cd/m²)
Luminance 2: ±2% (5cd/m² or more)
For standard illuminant A, auto range, Measurement angle 2°
Chromaticity(xy) 1:±0.002 (10cd/m² or more)
For standard illuminant A, auto range, Measurement angle 2°
Chromaticity(xy) 2:±0.01 (O-55,Y-48, T-44, A-73B, IRA-05)
±0.03 (R-61, B-46, V-44, G-54)
(with combination of standard illuminant and color glass filter) |
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| Repeatability | Luminance 1 : 1% or less (1 - 5 cd/m²)
Luminance 2 : 0.5% or less (5cd/m² or more)
Chromaticity 1 : xy : 0.005 (1 - 5 cd/m²)
Chromaticity 2 : xy : 0.002 (5cd/m² or more)
For standard illuminant A, auto range, Measurement angle 2°,
Slow mode |
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| Measurement range | Auto/Manual 5 steps |
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| Measurement time | Fast/Slow 0.5 second |
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| Display | Dot matrix 20 characters x 4 lines with back light |
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| Minimum luminance display | 0.01cd/m² |
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| Interface | USB1.1 /RS-232C selectable |
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| Power supply | Dedicated AC adapter AC100V-240V, 50/60H |
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| Power consumption | Approx 2.5W |
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| Operating condition | Temperature 5-40℃, Humidity:85% R.H. or less (no condensation) |
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| Storage condition | Temperature -20℃-60℃, Humidity:85% RH or less (no condensation) |
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| External dimensions | Approx 325mm x120mm x 162mm (LxWxD) |
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| Weight | Approx 3Kg (main unit only) |
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Measurement area (Diameter φ) | Measurement distance (mm) |
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| 350 | 500 | 1000 | 5000 | 10000 |
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| 2° | 10 | 15.4 | 32.8 | 169 | 341 |
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| 1° | 5 | 7.7 | 16.40 | 85 | 170 |
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| 0.2° | 1 | 1.5 | 3.3 | 17 | 34 |
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| 0.1° | 0.5 | 0.8 | 1.6 | 8 | 17 |
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Luminance Display Range | Range 1 | Range 2 | Range 3 | Range 4 | Range 5 |
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| 2° | 0.01-30 | 0.03-90 | 0.1-300 | 1-3,000 | 10-30,000 |
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| 1° | 0.04-120 | 0.12-360 | 0.4-1,200 | 4-12,000 | 40-120,000 |
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| 0.2° | 1-3,000 | 3-9,000 | 10-30,000 | 100-300,000 | 1,000-3,000,000 |
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| 0.1° | 4-12,000 | 12-36,000 | 40-120,000 | 400-1,200,000 | 4,000-12,000,0000 |
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