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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)

4.5 (553) · € 34.50 · Auf Lager

2-Pack Fresnel Lens Diameter 300mm(11.81) Thickness: 2mm, Material: PMMA(acrylic) Great for Visual Aid education, Solar heating experiment, Solar

545mm x 325mm Crystal Clear Spot Fresnel Lens for Solar Projects: : Industrial & Scientific

5-Pack Fresnel Lens Φ40mm(1.57) Focal Length 50mm Acrylic Fresnel Lenses for Classroom Visual Education, Solar Projects (Focal Length 50mm) : Industrial & Scientific

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)

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)

1PCS/Pack acrylic large fresnel lens, linear focal Size:300*300mm, Focal length:300mm, Thickness:2mm, Material:PMMA(acrylic) Visual Aid for education

Linear Fresnel Lens 300 * 300mm Focal Length 300mm Optical Linear Lens, Focal is a line, Acrylic lenses, small focus high light transmittance By SIX

Linear Fresnel Lens 300 * 300mm Focal Length 300mm Optical Linear Lens, Focal is a line, Acrylic lenses, small focus high light transmittance By SIX SEASONS TECH: : Industrial & Scientific

Diameter 40mm(1.57) with different focal length Thickness: 2mm, Material: PMMA(acrylic) Great for Visual Aid education, Solar heating experiment, DIY Solar concentrator, Scientific Research, Magnifying. High light transmittance, High efficiency in focusing, High precision. Or cooking outside as a fire starter.

5-Pack Fresnel Lens Φ40mm(1.57) Focal Length 50mm Acrylic Fresnel Lenses for Classroom Visual Education, Solar Projects (Focal Length 50mm)

2pcs fresnel lenses Φ250mm with focal length 140mm Thickness:2mm, Material: PMMA (Acrylic) Visual Aid for education - Great for solar heating

2-Pack Fresnel Lens Φ250mm(9.84) Focal Length 90/100/120/140/185/230/240/260/290/1000mm Acrylic Fresnel Magnifier for Solar Heating Concentrator,fire

2-Pack Fresnel Lens Φ250mm(9.84) Focal Length 90/100/120/140/185/230/240/260/290/1000mm Acrylic Fresnel Magnifier for Solar Heating Concentrator,fire Starter,Visual Education (Focal Length 90mm) : Industrial & Scientific