A method and an apparatus according to an embodiment includes a distal end portion of an optical fiber core having a multilayer dielectric coating. If a complex type of table element is present, the field name of the element is saved, and the child table elements of the complex type table element are laid out in the orientation of the height of the table. A first portion of the graphical program may optionally be compiled into machine code for execution by a CPU. The patient treatment table utilizes a metallic shield to shield the body from stray microwave radiation.