American Optical Vintage Pilot Glasses [American Optical] [1970s ~] 52-20

Around the 1970s [American Optical] glasses. Known as AO, it is the oldest eyeglass manufacturer in the world. Today, it does not produce fashion frames and is very popular. An up-bar type pilot frame made of a matte textured alloy. It may be a safety frame used in factories, but the slender frame has a solid atmosphere without being unfashionable. We have newly added a Magenta Pink UV lens. (Since it is an over-the-counter product, there are slight scratches, etc.) Appraisal and maintenance at the eyeglass store, the temple (or rope) can be adjusted in size. (At your local optician) We have scrutinized the condition, but since it is a vintage item, there are threads and scratches. Please purchase after understanding the characteristics of vintage and antique. All of our eyeglasses are maintained and lens replaced at the optician g room in Ebisu, Tokyo. Lens length: 42mm Lens side: 50mm Bridge width: 20mm Frame width (from temple corner to corner): 13.6 cm Temple size: Notation 5 1/2 Actual size Overall length 14.4 cm