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(a) A picture of the linear translational stage tool with the added rotary component. A Lucite platform is attached to the transitional stage with a post with the IR reflective marker to check the IFMM accuracy, and two film holders to check delivery‐after‐shift accuracy; and (b) The same tool setup on Icon's couch. The head mask adapter which holds reference markers is attached to the couch to activate the IFMM and registration with plan adaptive functions in the Icon system.
