2pcs 3/5/12/15 inches PMMA Fresnel Lens Solar for DIY Mobile Phone HD Projector

This Fresnel Lens can be used on DIY Projector,Plane Magnifier,solar concentrator. Material: Optical PMMA. F80 + F100 : 56x42mm, focal length 80; 56x42mm, focal length 100mm. F150 + F90 : 83x70mm, focal length 150; 78x66.5mm, focal length 90mm.

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