2-Pack Fresnel Lenses 150 * 150MM Focal Length 160MM Acrylic Magnifying Lens Solar Fresnel Fire Starter/Solar Heating/Solar Project/Scientific

2PCS/Pack square acrylic fresnel lenses Size:150*150mm, Focal length:160mm, Thickness:2mm, Material:PMMA(acrylic) Visual Aid for education - Great for

2pcs fresnel lenses Φ150mm with focal length 120mm Thickness:2mm, Material: PMMA (Acrylic) Visual Aid for education - Great for solar heating

2-Pack Fresnel Lens Φ150mm(5.91) Focal Length 70/80/90/100/120/140/200mm Acrylic Ultrathin Magnifier for Solar Heating,Solar Concentrator,fire

Fresnel Solar Concentrator Optical Acrylic Lens With 4 Array For Green Energy, industrial magnifying glass supplier

2-Pack Fresnel Lens Φ240mm(9.45) Focal Length 100mm Acrylic Ultrathin Magnifier for Solar Heating,Solar Concentrator,fire Starter,spot Lens,Visual Education (Focal Length 100mm) : Arts, Crafts & Sewing

2-Pack Fresnel Lens Φ150mm(5.91) Focal Length 70/80/90/100/120/140/200mm Acrylic Ultrathin Magnifier for Solar Heating, Solar Concentrator,fire Starter,spot Lens,Visual Education (Focal Length 200mm) : Industrial & Scientific

Fresnel Magnifying Lens Plastic Magnifier Sub A4 Sized 260 X 177mm Solar Firelighter

2-Pack Large Fresnel Lenses Φ300mm(11.81) Focal Length 360mm Acrylic Magnifier for Solar Heating,Solar Cooking,Visual Education. (Focal Length 360mm) : Industrial & Scientific

2-Pack Large Fresnel Lenses Φ300mm(11.81) Focal Length 120mm Acrylic Magnifier for Solar Heating,Solar Cooking,Visual Education. (Focal Length 120mm) : Industrial & Scientific

2-Pack Fresnel Lens 200 * 200MM Focal Length 100MM Acrylic Solar Magnifying Lenses, Solar Concentrator for Fire Starter/Solar Project/ Scientific Research&Education/DIY Solar Heating by Six Seasons : Industrial & Scientific

Opticlens Brand 2 Pack Full Page 3X Magnifier/Plastic Magnifying Sheet Fresnel Lens, 2 Count (Pack of 1) : Health & Household