5pcs/pack DOE Diffractive Optical Elements Grating Lens Laser Light Grid 20×20
Specification:
【Name】: Diffraction Gratings -Grid 20*20 【Size】:5*5*0.6mm
【Mateial】: Acrylic
【Application】:Laser stage lights, star lights, used in entertainment, to add colors to visible light sources on the stage.