Patent DIWL Lens, anti-glare,110-120lm/w, Epistar chip, lighting efficiency >0.9; PF>0.95, 24/ ... 38/60 beam angle,nondimmable Anti-glare&dimmable led ceiling light:1. Features:* Copper PCB board* COB Leds, Bridgelux ... 45mil chips(110-120lm/w), can be dimmable, compatible with most dimmers in market;* Patent ...