The Viso LightSpion portable goniometer system was tested at the Technical University of Danish (DTU). Senior scientist Carsten Dam-Hansen (DTU Photonics) tested a series of LED light bulbs in their […]
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 […]
Henrik Clausen, one of Scandinavia’s most skilled lighting experts, explains how they use the LightSpion at the Fagerhult academy to test light sources and educate their employees about light. Fagerhult […]
