Optical Lens Test K9 Plano-Convex Lens Diameter 20Mm Focal Length F25Mm F30 F40 F50 F60 F80 F100Mm Customizable

Optical Lens Test K9 Plano-Convex Lens Diameter 20Mm Focal Length F25Mm F30 F40 F50 F60 F80 F100Mm Customizable
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sku: 1005007838630622
$18.70-5%
$17.81
Shipping from: China
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