便携式折叠放大镜（30mm镜片）

30mm Folding Pocket Magnifier with Scale

The original "Linen tester", although deriving its name from the textile industry it is also suitable for inspecting paper, photographs, printed documents etc.

FM30

30mm diameter glass lens. 6X magnification. 38mm (1 1/2") working distance. 25mm (1") square field. Metric & inch graduations 1mm & 1/8" divisions. Self standing to free your hands. Folds flat when not in use. Black powder coated body. Complete with plastic wallet.