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Cleaningarmdesign

Layout of one Robotic Cleaning Arm for TMT Primary Mirror

September 8th, 2020

Credit: TMT International Observatory

TMT’s Primary Mirror surface will be regularly cleaned by four robotic arms. The arm devices will sweep across the mirror and spray snow carbon dioxide through an arrangement of nozzles to remove dust and small particles. The CAD model of the arm supporting the CLN system is courtesy of MELCO.