Fresnel lens(solar energy)

Material: silicon with glass

Silion on glass,  strong and shock protected

Size: 520x420mm, total 80 unit, each unit: 50x50mm

Focal length: 70mm

Durability: 30 yearsThickness: 3.2mm

Optical effiency: 81%

we can send further information after inquiry.

Fresnel lens(Lens concentrates)