Bausch and Lomb Watchmaker's loupes and accessories have long been the industry standard, these lightweight glass magnifiers are available in a complete range of powers, all Bausch and Lomb Watchmaker's Loupes are manufactured for headband attachment if appropriate. - Bausch and Lomb Watchmaker's loupes and accessories have long been the industry standard that contains a hastings triplet lens lightweight and useful in hands-free inspection applications.