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| Product Name | QiWei WSB-3 Whiteness Meter (Benchtop microcomputer) | QiWei WSB-3C Whiteness Meter (Benchtop microcomputer) |
| Product Price | $361.00 | $538.00 |
| Details | Details | |
| Model comparison | ||
| type | desktop | desktop |
| Whiteness | Blue light whiteness Opacity | Blue light whiteness Opacity |
| Measuring range | 0~200 | 0~200 |
| Sexual repeability | ≤0.2 | |
| Indication accuracy | Miscellaneous | 0.1 |
| Measurement aperture | f21 ~ 30mm | |
| Parameter comparison | ||
| Measurement Range | 0~199.9 | 0~199.9 |
| Whiteness formula | R457 Blu-ray whiteness, Opacity | R457 Blu-ray whiteness, Opacity |
| test condition | d/0 | d/0 |
| Display mode | LCD liquid crystal display | LCD liquid crystal display |
| Measurement aperture | Φ30mm | |
| resolution | 0.1 | 0.1 |
| Indication Error | ≤±1 | ≤±1 |
| Zero drift | ≤±0.1 | ≤±0.01 |
| Repeatability | ≤0.2 | ≤0.02 |
