The SPI Scale Marker provides a rapid method of drawing scale marks on
light and electron photomicrographs. Use directly for scale marks of
10µm, 1µm, 0.1µm (100nm) and 10nm (100Å). To make other scale
associations, use the easy-to-follow calculations explained in the
accompanying instruction booklet which is provided in English, French, and
German. SPI Scale Marker is made of high quality rigid plastic and comes
with a protective vinyl pouch. A MUST for every microscopist! Dimensions:
3" (76 mm) x 10" (255 mm)
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