5-Pack Fresnel Lens Φ80mm(3.15) Focal Length 60mm

Circular Precision Plastic Fresnel lens - 60mm Diameter

K e7 screen by nautilus ltd - Issuu

5-Pack Fresnel Lens Φ80mm(3.15) Focal Length 50mm Acrylic Optical Lense for Solar Heating,Equipment Lens,Visual Education (Focal Length 50mm) - Yahoo Shopping

BUY A HUGE FRESNEL LENS GREEN POWER SCIENCE WOULD BE NICE ON THE DISCOVERY NETWORK SOLAR STIRLING ENGINES FRESNEL LENS PARABOLIC MIRROR

5-Pack Fresnel Lenses Diameter 80mm(3.15) Focal Length 80mm Acrylic Lens (not Glass) for Solar Heating,Equipment Lens,Visual Education (Focal Length 80mm) : Industrial & Scientific

2PCS/Pack acrylic ultrathin fresnel lens Size:280*280mm, Focal length:600mm, Thickness:2mm, Material:PMMA Visual Aid for education - Great for reading

2-Pack Fresnel Lenses 280 * 280MM Focal Length 600MM Acrylic Optical fresnel lens Fire Starter/Solar Oven/Scientific Research&Education/DIY Projection

5-Pack Fresnel Lens Φ60mm(2.36) Focal Length 30/40/50/60/70/80mm Acrylic Fresnel Magnifier for Solar Project,Equipment Lens,Visual Education (Focal Length 80mm) : Health & Household

Godox FLS5 Fresnel Lens 5'' Optical Lens with LB-03 Eight-Leaf Light Baffle for Godox LED Light ML30 ML30Bi ML60 ML60Bi : Electronics

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

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

Diameter 80mm(3.15) with focal length 60mm Thickness: 2mm, Material: PMMA(acrylic) Great for Visual Aid education, Solar heating experiment, DIY

5-Pack Fresnel Lens Φ80mm(3.15) Focal Length 60mm Optical Fresnel Magnifying for Solar Projects,Equipment Lens,Visual Education (Focal Length 60mm)

5-Pack Fresnel Lens Φ80mm(3.15) Focal Length 50mm Acrylic Optical Lense for Solar Heating,Equipment Lens,Visual Education (Focal Length 50mm) - Yahoo Shopping

Diameter 50mm(1.97) with different focal length Thickness: 2mm, Material: PMMA(acrylic) Great for Visual Aid education, Solar heating experiment, DIY

Six Seasons 5-Pack Fresnel Lens Φ50mm(1.97) Focal Length 80mm Acrylic Fresnel Magnifier for Solar Project,Equipment Lens,Visual Education (Focal

Fresnel Lens, Diameter 150mm (5.9''), Focal Length 70mm, Acrylic Lens (Not Glass), for Physics Classroom Education, Solar Heating, Magnifiying.

2-Pack Round Fresnel Lens Diameter 240MM Focal Length 250mm for Solar Concentrator and Cooking Outside, Large Fresnel Lenses Solar Magnifier fire Starter DIY Solar Projector : Arts, Crafts & Sewing

1-Pack Fresnel Lens Φ150mm Focal length 70mm Thickness:2mm, Material: PMMA (Acrylic) High Light Transmittance, High Efficiency in Focusing, High

Fresnel Lens, Diameter 150mm (5.9''), Focal Length 70mm, Acrylic Lens (not Glass), for Physics Classroom Education, Solar Heating, Magnifiying. (Focal