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Precision linen tester, made from metal
Features - Precision linen tester - Brass frame, satin matt chrome-plated - Silicate glass lens - Aplanatic - With additional measuring scale, graduation 1/10 mm
Specifications - Size: 17.6 mm Ø - Magnification: 8x - Cut-out: 18 mm Ø - Height: 33 mm
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