Durable, clear plastic ruler feature beveled edges and black printed graduations. Flexible and shatter resistant. Calibrations on one side show inches with 1/16 graduations, the other side has centimeters with 1 millimeter graduations.
Celestron Prepared Slides with World of the Microscope Book (#44410B, 44411B, 44412B)
Freshwater Algae (USA#FA04)
Deluxe Lab Pack Set (#2350B)
Celestron Prepared Slides in Wood Box (#44410, 44411, 44412)
Benz Microscope Basic Glass Slide Making Kit, 20 pieces (#BZK2010)
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