2013-11-08

DOE Publishes New CALiPER Report on Subjective Evaluation of LED PAR38 Lamps

DOE has published the first in a series of four special investigations intended to extend the findings of CALiPER Application Summary Report 20: LED PAR38 Lamps, which was published late last year. The new report, CALiPER Report 20.1: Subjective Evaluation of Beam Quality, Shadow Quality, and Color Quality for LED PAR38 Lamps, focuses on a subset of the lamps from Report 20, which were separately assessed by members of the Illuminating Engineering Society of North America.
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The Fighting Illini turned to Daktronics (NASDAQ-DAKT) of Brookings, South Dakota, to design, manufacture and install the largest main video display in college football, totaling 17,300+ square feet. The project includes 16 LED displays that c... READ MORE

Since January 1, 2026, drivers in Spain have been required to carry certified V16 warning lights on expressways and highways, which are directly connected to the traffic authorities when in use. With the LEDguardian ROAD FLARE Signal V16 IoT, ... READ MORE