II-VI ZnSe Focus Lens II-VI lens Diameter 19.05mm 20mm Focal Length 50.8-101.6mm 2-4" for CO2 Laser Engraving Cutting Machine

II-VI ZnSe Focus Lens II-VI lens Diameter 19.05mm 20mm Focal Length 50.8-101.6mm 2-4" for CO2 Laser Engraving Cutting Machine
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sku: 4000018536732
$52.00
Shipping from: China
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