Products by PCO-Tech Inc. (formerly Cooke Corp.)

The Cooke Corporation has been manufacturing and distributing light measuring equipment since 1986. Our cal-LIGHT 400 Series of Digital Lightmeters, cal-COLOR 400 Colormeter, and cal-SPOT 401 Spot Photometer are used world-wide wherever accurate readings are required. COOKE prides itself on...

Cooke's cal-LIGHT400 Series of Calibrated Digital Lightmeters provide accurate measurements in user-selectable foot-candles or lux. Individually calibrated to NIST standards, each unit includes a carrying case, battery and calibration certificate. Used world-wide. Wherever lighting is important...

COOKE's cal-COLOR 400 Colormeter provides fast and accurate measurements of color temperature, absolute chromaticity values and illuminance of light sources and display areas. Using four silicon photodiodes sensor-corrected to measure exactly like the human eye sees, every cal-COLOR is...

Cooke's cal-SPOT 401 Calibrated Precision Spotmeter is ergonomically designed with emphasis on user-friendliness and accurate measurements traceable to NIST standards. Designed to be used with both eyes open, and no magnification, the cal-SPOT401 measures from 8" to infinity, producing a 1 degree...