Cree CR Series LED Troffers The all new Cree CR Series LED architectural troffers are an exceptional and unrivaled fluorescent troffer replacement designed for commercial lighting applications. Let's begin with some basics: The series includes the CR24 (2'x4'), CR22 (2'x2'), and CR1

Decoding the Lumen A new term for most LED light bulb shoppers is the lumen. Just what is it? What does it tell me about the lighting I’m buying? How can I compare lumens to watts? These are a few of the questions we’ll discuss.

Downlights, Downlights, Downlights! Downlights, downlights, downlights, which one to choose?! Here at Polar-Ray.com, we carry three manufacturers offering downlights: Cree, Halo and Sylvania. A downlight is just that, a light engineered to fit within a recessed lighting fixture (sometimes c

WSJ Article - Most Still Ignorant of Lighting Changes

A recent Wall Street Journal article highlighting the upcoming incandescent phase out details how most people, including employees at stores selling LED light bulbs, are unaware or uneducated about using LEDs to light your home or business.

Welcome to the Polar-Ray Blog Welcome to our blog on all things LED and Plasma lighting! The main goal of the blog is to provide our readers with up-to-date information on the latest news, products and happenings in both the LED and Plasma lighting world.