2PC 60mm Dia Small Round Plastic LED Fresnel Condensing Light 3D VR Glasses Lens

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2PCS 40mm Optical PMMA Plastic Solar Fresnel Lens DIY Projector 3D VR Glass Lens

2PC 60x60mm Optical PMMA Square Fresnel Lens DIY Solar Condenser Condensing Lens

2PC 50x50mm Optical Focal Length 70mm PMMA Plastic Fresnel Solar Condensing Lens

140mm Diameter Optical Round PMMA Solar Plastic Fresnel Condenser Lens Magnifier

2pc 20mm Mini Round Optical Magnifier PMMA Plastic Fresnel Lens Solar Condensor