Product specifications:

Diameter:20mm
Height:10.8mm
LED hole diameter: around 5.7mm
Size error value within 0.3m!
Lens material: optical grade PMMA
Lens transmittance: 98%
Temperatureresistance: -30° to +95°

Effectively overcome some of the LED spot yellow halo phenomenon, soft lighting, spot uniformity, no stray light, no black hole, no shadows or dark areas;
Application: Widely used lights Cup (MR16, PAR30, PAR38), projection lamps, wall lights, underwater lights, garden landscape lights, stage lights and other effects.