The Metalite frames are constructed of optical steel base metal with either bronze or gold electroplate. All styles have a custom fitted .35mmPb side shield that creates a seal to the front lens for necessary protection from oblique angle exposure. Each pair is made with an adjustable non-slip silicone nose pad for maximum comfort. The553-S and the 557-S are for slightly smaller faces.
Product URL : http://www.rci-pulsemed.com/RadiationProtectionLea
Last Updated : 11/09/2012