AmRay Comfort Vinyl polycarbonate leaded eye wear with large viewing area Optional lightweight side shields for added protection from oblique angle exposure Weighs just 80 grams Colour: Blue / Clear AmRay Protection Protection: 0.75mm Pb (+/-0.05) Front / 0.50mm (+/-0.01) Pb side shields (optional) Available in: Plano (non-prescription) - Single Rx - BiFocal Rx - Progressive AmRay’s model 73S radiation protective lead glasses are constructed with vinyl polycarbonate frame and large leaded lens for a large viewing area. Optional lightweight side shields provide added protection.