"PCE-CSM 7 is a portable colorimeter used to measure different spectral parameters. This user-friendly, ergonomically designed colorimeter automatically performs a white and black calibration when powered on. Suitable for manufacturing quality control and assurance as well as product research and development, the colorimeter offers impressive measuring accuracy and comes manufacturer calibrated. An optional ISO calibration certificate can be acquired as an accessory for an additional fee. Useful for determining color difference, chromaticity index, color sample database management, and color difference cumulative analysis. Integrated camera\/illumination locating for small samples."