Laser Research Optics, a division of Meller Optics Inc., has released the “CO2 Laser Optics for High & Low Power Lasers” catalog, which details windows, beamsplitters, focusing lenses, output couplers, beam combiners, turning and metal mirrors, and total, zero phase and phase retardation reflectors. The publication notes that the devices are available in standard sizes ranging from 0.6 to 1.5 in. in diameter and that they are suitable as replacement components for OEMs, researchers, small-volume users and medical laser systems manufacturers. The beam delivery devices are used with lasers for marking, engraving, scribing and welding. Specifications are provided on materials, focal length, edge thickness and coating.