By combining two established technologies LED and photoluminescence in one unit, exit signs deliver reliable, maintenance-free operation for decades
By Del Williams
For building and facility owners or managers striving to meet fire and safety codes, new dual technology exit signs are combining the efficiency of LED lighting with revolutionary new photoluminescent materials to increase reliability and performance over decades of use.
The Extraordinary Importance of Beam Angle and PPFD Uniformity
By Ed Rodriguez | CEO | OptoThermal Technologies, Inc.
In the horticultural lighting industry, there is a common assumption, frequently reflected in product promotional claims, that just about any 2017 model of a 400W LED grow light can do the job of a 1000-watt high pressure sodium (HPS) fixture and therefore offer a dramatic energy saving. Not so fast. MORE