Chemicals used in industry; chemicals and additives used in the production of specialized inks, coatings and plastics; indicators, namely, chemicals capable of changing color to indicate the presence of a mark in response to heat or radiation, especially laser radiation, for use in science and industry; plastics masterbatches consisting primarily of unprocessed plastics

laser marking system

activation system; namely, finger activation device for use in mechanical surgical lasers

laser based systems for measuring shaft and spindle alignment of machines, straightness, squareness, parallelity, and perpendicularity