The Optikon Corporation Ltd.
Our calibrated cal-COLOR 400 provides fast and accurate measurements of colour temperature, absolute chromaticity values and illuminance of light sources and display areas. Using four silicon photodiodes sensor-corrected to measure exactly as the human eye sees, our cal-color 400 comes complete with it's own individual calibration certificate, certified to NIST/NRC Standards. Marketed through our US sister company, The Cooke Corporation, the cal-COLOR 400 is used by lighting professionals world-wide. | ![]() |