Model: HX-LPS-15B Materials: Lens: Optical Grade PMMA Holder: N/A Assembly Dimensions: Lens: L optional x W 23.40 x H 15.70 mm Surface Treatment: Polishing(Clear) surface Beam Angle: 15deg For Led: SMD3528,3030, 3535,5630,5730 LEDs; Certification: SGS RoHs Technical Information :