Melles Griot of Carlsbad, Calif., has agreed to be the global distributor for a number of products in Coherent Inc.'s laser measurement and control line. Power-, energy- and wavelength-measuring instruments are among the Santa Clara, Calif., company's products that are presented in Melles Griot's Catalog X, which was introduced in June and which features more than 25,000 parts and 1100 new items.