| Lighting method | Reflection: 0/d Transmission: 0/0 |
| Measurement range | 1.5~ 100% (reflectance) |
| Measurement light source | Standard D65 Light source |
| Measurement caliber | Reflection: φ15 mm, Transmission: φ10 mm Hole measurement |
| Repeatability | ΔE ≤ 0.3 |
| Viewing Angle | CIE 10 ° |
| Operating conditions | 0~40℃ |
| Storage temperature and humidity range | – 20~55℃ |
| Color parameters - absolute value | CIE XYZ、Yxy、L*a*b*、L*C*H*、 HunterLab |
| sensitivity | Approximate to CIE 1964 isochromatic function |
| calibration reference | National standard white correction board benchmark |
| Color Parameters - Color Difference | Yxy、L*a*b*、L*C*H*、HunterLab的色差值 |
| Color Parameters - Whiteness | CIE86 whiteness Wg and Tw values, R457 whiteness Wr value, Hunter whiteness Wh value, GB5950 whiteness Wj value, GB1530 whiteness medium yellow whiteness WTY and blue whiteness WTB value, Stensby whiteness Ws value, Stephansen whiteness Wp value |
| Color Parameters - Yellowness | ASTM (D1925) yellowness YID value, ASTM (E) yellowness YIE value |
| Colour parameters - colour fastness | Dip colour fastness SSR series, gray card color difference △ E, color fastness series GS, gray card color difference △ EF |
| Stability | DY ≤ 0.2 |
| Accuracy | ΔY ≤ 1.50 Δx 、 Δy ≤ 0.01 Wr ≤ 1.0 |
| Reproducibility | Δx 、 Δy ≤ 0.001 ΔWr ≤ 0.2 |
Warranty days: 730 days