WSB-2 / WSB-2Y Precision Whiteness Meter
The WSB-2 / WSB-2Y precision whiteness meter measures the whiteness (brightness) of powders, granules, paper, ceramics, coatings and other materials for quality control in industry and laboratories. Power supply: 220 V, 50 Hz / 60 Hz.
| Parameter | Specification |
|---|---|
| Standard | ISO 2470 / GB/T 5950 |
| Measuring range | 0-100 whiteness units (R457 blue reflectance) |
| Illuminant / observer | D65 / 10° (typical) |
| Aperture | φ15 / φ25 mm (typical) |
| Accuracy | ±1% (typical) |
| Reproducibility | ≤0.1% (typical) |
| Power supply | AC 220 V, 50/60 Hz |