Flicker Measurement with LabFlicker
The U.S. Department of Energy has published a full report entitled, “Characterizing Photometric Flicker – Handheld Meters” and if you want to brush up on your understanding of flicker this […]
DTU Fotonik light measurement
The increased popularity and a widespread application of LED devices require new ways of their certification. Technical data should be reliable, accurate and, more importantly, reproducible. Therefore a number of […]
Useful lumen definition
New EU regulation requires directional light sources and luminous flux to be measured within a 90° or a 120° cone. Luminous flux measurements are normally done at full 360° in […]