5pcs x 17MM LED optical lens LED 17MM lenticular led lens

Description

Outer diameter: 17MM Inner circle diameter: 16MM Height: 3.2MM Step height: 0.8MM Light transmission rate: 93% Focal length: 28MM Beam angle: the angle can be adjusted Material: imported PMMA High power LED lens, LED light directional projection. For 1,3,5W LED, the application of different brands of high power LED, for 19,22,30 beam.