DIY projector Rectangle Fresnel Lens 400*300MM Focal length 600mm Thicknes 2MM Lines from 0.4mm Planar zoom concentrated lens

DIY projector Rectangle Fresnel Lens 400*300MM Focal length 600mm Thicknes 2MM Lines from 0.4mm Planar zoom concentrated lens

1 Pcs/lot DIY projector Rectangle Fresnel Lens 400*300MM Focal length 510mm concentrated lens Lines from 0.4mm fresnel lens

1 Pcs/lot DIY projector Rectangle Fresnel Lens 400*300MM Focal length 510mm concentrated lens Lines from 0.4mm fresnel lens

DIY projection Fresnel Lens rectangular 140*110MM Focal length 160mm Thicknes 2MM Lines from 0.3mm hot lens

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1 pcs/lot free shipping DIY projector Rectangle Fresnel Lens 200*170MM long Focal length 600mm Thicknes 2MM frensel lens

1pcs/lot big size 400*300MM Rectangle DIY projector Fresnel Lens Focal length 500 mm High concentrated lens

DIY projection Fresnel Lens rectangular 140*110MM Focal length 160mm Thicknes 2MM Lines from 0.3mm hot lens

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