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Conferences > OFT > 2021 > OTh3B > OTh3B.3

Using motor current to monitor large mirror polishing in real time

R. Whitsitt, H. Martin, and A. Loeff

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Abstract

Measurement of the motor current used to drive orbital lap motion allows monitoring of the interfacial drag force during polishing of the 8.4 m off-axis segments of the Giant Magellan Telescope’s primary mirror.

© 2021 The Author(s)

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