Micro-Lite® High/Low Fluorescent Ring Illuminator is the highest quality fluorescent ring on the market. The exclusive ‘flicker-free’ design makes for fatigue free usage. Our specialized ballast technology eliminates flickering that can cause eye fatigue, and allows for more lumen output per watt used. This is in a class all its own. 2.35″ ID, with a whole host of adapters available. 
 
120v 
60mm ID