PCE-CSM 21 is a handheld colorimeter used for high-quality color measurement. Featuring a custom 4 mm aperture and including SCI and SCE specular modes for industrial color measuring applications, the colorimeter offers a long battery life, a 9-color lamp and an easy-to-use portable design. The colorimeter covers the full spectrum from 400 to 700 nm in 10 nm increments. Camera/illumination locating for small samples. - Measuring geometry: 8 / d - Includes Yellowness, Whiteness, Opacity, Staining and other color indexes - Bluetooth 4.0 and USB cable for data transfer - 2000 reference standard memory, 20,000 sample memory - Light sources: D65, A, C, D50, D55, D75, F2, F7, F11 - Color ranges: CIE Lab, XYZ, Yxy, LCh, CIE LUV, Hunter LAB