High-Precision Color Difference Meter Spectrophotometer Portable Tester

High-Precision Color Difference Meter, Spectrophotometer, Portable Color Difference Meter, Fabric, Printing, and Paint Color Difference Tester

- **Product Models**: LS175, LS172, LS170, LS171, LS173
- **Measurement Aperture**
LS175: 20 mm
LS172 / LS170 / LS171 / LS173: 8 mm
- **Data Interfaces**
LS175 / LS172 / LS173: USB, Bluetooth
LS170 / LS171: Bluetooth
- **Suitable Materials**
LS175: Textured or rough-surfaced materials, such as fabrics, leather, wood, etc.
LS172: General printed materials, packaging materials, etc.
LS170 / LS171 / LS173: Suitable for other general industrial applications, such as plastics, paints and coatings, metal products, ceramics, etc.
- **Illumination Method**
LS175 / LS172: 45/0 (45° ring illumination, 0° reception)
LS170 / LS171 / LS173: D/8, including specular reflection (SCI)
- **Illumination Source**: Full-spectrum LED light source
- **Measurement Conditions**: Light source D65, field of view 10°
- **Measurement Time**: Approx. 1 s
- **Color Spaces**
LS170/LS171: CIE Lab, Luv, LCh, Yxy, CMYK, RGB, Hex
LS172/LS173/LS175: CIE Lab, Luv, LCh, Yxy, CMYK, RGB, Yellowness - 98, Whiteness - 98, Whiteness - Gauz, Whiteness - Hunter, Whiteness - R457, HSL, HSV, ITA, Spectral Reflectance
- **Color Difference Formulas**: ΔE*ab, ΔE*uv, ΔE*94, ΔE*cmc(2:1), ΔE*cmc(1:1), ΔE*00, ΔE*cmc(1.4:1)
- **Repeatability**: Standard deviation of ΔE*ab within 0.03 (Measurement conditions: After warm-up and calibration, the average of 30 measurements of a white plate taken at 3-second intervals)
- **Battery Capacity**: Rechargeable battery 3.7V @ 4000mAh; a single full charge supports 10,000 continuous measurements
- **System Languages**: Simplified Chinese, English
- **Charging Port**: USB (Type-C)
- **Operating Temperature Range**: 0–45°C, 0–85% RH (non-condensing)
- **Storage Temperature Range**: -25–55°C, 0–85% RH (non-condensing)