Fresnel Lens Magnifier, Diameter 100mm (4''), Focal Length 100mm, Acrylic Lens (not Glass), for Physics Classroom,Solar Heating,Magnifiying. (Focal

1-Pack Round Fresnel Lens Magnifier Size:Φ100mm, Thickness:2mm, Material: PMMA (Acrylic) High Light Transmittance, High Efficiency in Focusing, High

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

Fresnel Lens Magnifier, Diameter 100mm (4''), Focal Length 100mm, Acrylic Lens (Not Glass), for Physics Classroom,Solar Heating,Magnifiying. (Focal

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

Linear Fresnel Lens 250x150mm, Focal Length 120mm, Acrylic Lens (not Glass), Linear Focusing for Physics Classroom, Optical Education, Solar Project - Yahoo Shopping

Double Concave Glass Lens 100mm Diameter Optical Glass Large Optics Focal Length -300mm Biconcave Lens

Acrylic Fresnel Lens 1pcs Size:Φ200mm, Thickness:2mm, Material: PMMA (Acrylic) High Light Transmittance, High Efficiency in Focusing, High Precision.

Fresnel Lens, Diameter 200mm (7.9''), Focal Length 100mm, Acrylic Lens (not Glass), for Physics Classroom,Solar Heating,Magnifiying. (Focal Length

Diameter 40mm(1.57) 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 28mm Acrylic Fresnel Magnifier for Solar Project,Equipment Lens,Visual Education (Focal

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

Fresnel Lens Magnifier, Diameter 150mm (5.9''), Focal Length 140mm, Acrylic Lens (not Glass), for Physics Classroom Education, Solar Heating, Magnifiying. (Focal Length 140mm) : Industrial & Scientific

4 Array Fresnel Solar Concentrator Optical Acrylic Lens

Fresnel Lens Solar Concentrator Pmma Fresnel Condenser Lens - 700mm Large Optical - Aliexpress

Fresnel Lens Magnifier, Diameter 100mm (4''), Focal Length 100mm, Acrylic Lens (not Glass), for Physics Classroom,Solar Heating,Magnifiying. (Focal Length 100mm) : Industrial & Scientific

2024 Free Sample/Inquiry for Drawings Fresnel Magnifier Dia 100mm (4′ ′) FL 100mm Acrylic Lens Physics Classroom Solar Heating Magnifying - China Optical Lens, Optical Components

4 Array Fresnel Solar Concentrator Optical Acrylic Lens

Fresnel Lens Solar Concentrator Pmma Fresnel Condenser Lens - 700mm Large Optical - Aliexpress