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| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | WSB |
| Pricing | Available Upon Request |
| Measurement Range | 0–100 |
| Display Resolution | 0.1 |
| Illumination/Viewing Geometry | 45/0 |
| Light Source | 12 V / 30 W Tungsten-Halogen Lamp |
| Whiteness Formula | Blue-Reflectance Whiteness (WB = R₄₅₇) |
| Aperture Diameter | Φ30 mm |
| Measurement Accuracy | ±2.5 |
| Zero Drift | ≤0.3 per 10 min |
| Stability | ≤0.5 per 10 min |
| Repeatability | ≤0.5 |
| Operating Temperature | +5 °C to +35 °C |
| Relative Humidity | <85 % RH |
| Power Supply | 220 V ±10 %, 50 Hz ±1 Hz |
| Power Consumption | <30 W |
| Weight | 7 kg |
| Dimensions | 340 × 270 × 280 mm |
| Calibration Standard | NMI-traceable Certified White Tile (GB-compliant) |
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