Bausch & Lomb 10x Coddington MagnifierCoddington magnifiers achieve correction through the use of a single thick lens with a central groove diaphragm, which provides sharp, crisp images. The Coddington magnifier made up of a single lens in a very sturdy black plastic enclosure, which is itself enclosed by a folding nickel plated case. The fact that the magnification comes from a single lens makes this a perfect magnifier for outdoor use, as it will not be damaged by exposure to water. The