Tools Multipurpose Tool Optometry Round Optical Cross Cylinder Lens Tool

Fine workmanship and quality material ensure its durability and practicality.; The cross cylinder lens is mainly used for optometry, a for experiment.; Handheld design, simple and portable, easy to use, carry and store.; Made of material, great processes, for a long time use.; When correcting the axial direction, the two axes of the cross cylindrical lenses can be placed at 45 degrees of the cylindrical lenses.

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1 x Science Supplies