K9 Optical glued Lens Cemented lenes Focal Length 500mm Diameter 57mm, Achromatic lens High Quality

K9 Optical glued Lens Cemented lenes Focal Length 500mm Diameter 57mm, Achromatic lens High Quality
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sku: 1005007512326905
$19.40-1%
$19.22
Shipping from: China
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