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- 2-Pack Large Fresnel Lenses Φ300mm(11.81) Focal Length 120mm Acrylic Magnifier for Solar Heating,Solar Cooking,Visual Education. (Focal Length 120mm)
2-Pack Large Fresnel Lenses Φ300mm(11.81) Focal Length 120mm Acrylic Magnifier for Solar Heating,Solar Cooking,Visual Education. (Focal Length 120mm)
4.9 (782) · € 36.50 · Auf Lager
2-Pack Fresnel Lens Diameter 300mm(11.81) Thickness: 2mm, Material: PMMA(acrylic) Great for Visual Aid education, Solar heating experiment, Solar
Large Optical PMMA Fresnel Lens Focal Length 330mm Solar Concentrator Magnifying
2PCS/Pack square acrylic fresnel lens Size:250*250mm, Focal length:200mm, Thickness:2mm, Material:PMMA Visual Aid for education - Great for reading
2-Pack Fresnel Lenses 250 * 250MM Focal Length 200MM Acrylic Fresnel Lens Fire Starter/Solar Oven/Scientific Research&Education/DIY Projection TV
5-Pack Fresnel Lens Φ40mm(1.57) Focal Length 50mm Acrylic Fresnel Lenses for Classroom Visual Education, Solar Projects (Focal Length 50mm) : Industrial & Scientific
Large Optical PMMA Fresnel Lens Focal Length 330mm Solar Concentrator Magnifying
Fresnel lenses are most used in solar concentration, solar heating and light gathering applications. Or cooking outside as a fire starter. Fresnel lenses can also be used as projection lenses or magnifiers. They are great for magnifying print in books, magazines, maps, telephone numbers, recipes, etc. They are great as a gift or toy to childrens who need visual aid.
2-Pack Large Fresnel Lenses Φ300mm(11.81) Focal Length 600mm Acrylic Magnifier for Solar Heating,Solar Cooking,Visual Education. (Focal Length 600mm)
Diameter 80mm(3.15) with different focal length Thickness: 2mm, Material: PMMA(acrylic) Great for Visual Aid education, Solar heating experiment, DIY
5-Pack Fresnel Lens Φ80mm(3.15) Focal Length 50mm Acrylic Optical Lense for Solar Heating,Equipment Lens,Visual Education (Focal Length 50mm)
2-Pack Fresnel Lens Diameter 300mm(11.81) Thickness: 2mm, Material: PMMA(acrylic) Great for Visual Aid education, Solar heating experiment, Solar
2-Pack Large Fresnel Lenses Φ300mm(11.81) Focal Length 120mm Acrylic Magnifier for Solar Heating,Solar Cooking,Visual Education. (Focal Length 120mm)
Magnificientlarge Pmma Fresnel Lens 300mm - Optical Solar Concentrator Magnifying Glass
2-Pack Fresnel Lenses 250 * 250MM Focal Length 200MM Acrylic Fresnel Lens Fire Starter/Solar Oven/Scientific Research&Education/DIY Projection TV PLANS By Six Seasons: : Industrial & Scientific
