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Differential Micrometer Drive with5 mm Coarse Range and 0.2 mm Fine Range
M-653 and M-655 differential micrometer drives provide coarse travel to 20 mm and sub-micron resolution in a single unit. The large positioning knob provides fast coarse positioning with 1 µm sensitivity while the small knob provides additional fine motion with 0.1 µm resolution over a limited travel range.
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