Fresnel Lens Diameter 220 mm Focal length 130 mm Facula Size 6 MM Thincknes 2MM Print a magnifying glass,Solar energy condenser

Fresnel Lens Diameter 220 mm Focal length 130 mm Facula Size 6 MM Thincknes 2MM Print a magnifying glass,Solar energy condenser
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sku: 1005003474704761
$25.50
Shipping from: China
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