Focal Point’s Dart is a direct/indirect linear suspended luminaire with a wall-mount companion. The luminaire uses LED lamping at up to 1,250 lumens/sq.ft. (106 lumens/W) based on five standard lumen output levels, with customizable levels available via factory-programmable drivers. Its Gradient Optic feature, a saw-tooth reflector that diffuses the edges of the indirect distribution, prevents [...]
January 2015
Jim Brodrick on What’s New in OLED
Republication of Postings from the U.S. Department of Energy (DOE) Solid-State Lighting Program by Jim Brodrick, SSL Program Manager, U.S. Department of Energy Greetings from Rochester, NY, where the OLED community — with some facilitating by DOE — is meeting to share updates on the efforts of a new OLED Coalition, explore basic science and [...]
The Lumen Method and Point by Point Calculations Explained
Two more educational videos from Philips Lighting today. Back to basics … This video describes the lumen method and how it’s used to determine average light level. This video describes how to calculate light level at a given point by applying the inverse square law.
EYE Lighting Publishes Guide to DLC Premium and Standard Classifications
The DesignLights Consortium™ Premium classification demands higher-performance requirements for luminaires and retrofit kits related to efficacy, lumen maintenance and integral controls. EYE Lighting has published a guide here.
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