For decades we were taught to believe that if you ever wanted to measure anything properly, you needed a CMM. A couple of decades ago, portable arms were released and although they seemed novel, nothing would compare to the rigidity and accuracy of three linear scales and drives. We were resigned to the fact that any improvement in CMMs would be only incremental. We lived this way for decades. Recently, however, optical CMMs began developing and maturing, which could be enough of a paradigm shift to become the revolutionary change the metrology market is looking for.
This article was written by Nikon Metrology’s very own Jay Elepano, Business Development Manager – Optical Products