Check the listing for details. 30Pcs 20mm High Power LED Lens 5 Degree Smooth Optical PMMA Lenses Clear. Condition: New. Listed at 17.19 USD. These LED lenses have different emitting angles and can be used with 1W, 3W, and 5W lamp beads. They can focus the emitting angle of LED lamp beads into any desired angle from 5 degrees to 120 degrees, making the light more concentrated, brighter, and farther. Widely used in LED lamp cups, ceiling lights, spotlights, floodlights, spotlights, car lights, infrared monitoring equipment, etc.Specification:Color: ClearMaterial: PMMA AcrylicTotal Size: 20 x 11mm / 0.79 x 0.43 Inch (Dia*H)Style: Smooth SurfaceLens Angle: 5 DegreePacking List: 30 Pcs x LED LensAdvantage:Made of Optical acrylic material, it has high light transmittance, is not easy to break, is corrosion-resistant, durable, and can be used for a long time;With a light transmittance of up to 90, the lens can maximize light output and achieve brighter lighting.