2015-06-30

White Efficiency in LED Lighting

All of us have, at some point or another, complained about the use of lumens as a metric – for a variety of reasons. First, lumens are not very accurate as a proxy for perceived brightness. Second, there is a temptation to increase lumens by ‘cheating’, for instance on the chromaticity of a lamp – ponder this next time you are subjected to a depressingly greenish fluorescent lamp! Third, the lumen race pushes the industry to compromise on competing aspects, especially color rendition. If two LEDs emit the same number of optical watts, but one generates more long-wavelength photons to properly render deep-red tones, it is by definition penalized in terms of lumens.
Continue reading

(June 13) Macroblock participated in the annual event InfoComm 2025 held at the Orange County Convention Center in Florida, USA from June 11 to 13, 2025. Macroblock invited customers to visit the booth with the theme of "Meet with Macrobl... READ MORE

Whether in industrial manufacturing, medical technology or the automotive sector – lasers enable precise distance measurements, high-accuracy material processing, and also open up new possibilities in medical applications. From June 24 t... READ MORE