Credit: 51³Ô¹ÏPro/NAOJ/Canon Inc.
TMT member NAOJ with their industrial partners Canon Inc. and SHIBA R&D CO. Ltd. successfully performed hexagonal cutting of a full size primary mirror segment. Metrology measurements carried out by Coordinate Measurement Machines (CMM) show that critical dimensions of parts including pockets for sensors and actuators, meet TMT stringent requirements.