"tir led lens"

Narrow Angle 15 Degree COB Lenses For Chain Store Lighting High Efficiency Product Overview Narrow beam angle 15° COB Lens PMMA material for Chain store lighting high efficiency super bright Diameter 68mm Applications Spot light, Down light, Tracking light, Recessed lamp, Ceiling light Lens Material PMMA all available Lens Features High K value Accurate viewing angle, illuminated object is clear and recognizable High light transmittance Maintain high color resistance The main