5 Degree PMMA LED Collimator Lens, 23mm Diameter, 8mm Height (Model SUN-23DT) A 5 degree narrow beam collimator lens molded in optical PMMA for 1W and 3W LEDs, with a 23mm diameter, 8mm height and 93% transmittance. The clear optical surface delivers a tight, focused spot for LED torches, spot lights, ceiling lights and wall washers fitted with SSC or Edison chips. Specifications Model Number SUN-23DT Power 1W / 3W Lens Size Dia 23mm, height 8mm Beam Angle 5 degree narrow