Watchmakers Loupe 5x Power 20D Diopter Focal Distance (In./mm) 2 In./5.1cm Lens Dia (mm) 25.4 Features Lightweight with Optical Quality Glass Precision Molded to Fit Over Eye Lids
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Watchmakers Loupe 5x Power 20D Diopter Focal Distance (In./mm) 2 In./5.1cm Lens Dia (mm) 25.4 Features Lightweight with Optical Quality Glass Precision Molded to Fit Over Eye Lids