Vintage American Optics Corp aviator sunglasses

new old stock, Vietnam era, military issue Aviator sunglasses, issued by USAF. green lenses. gold toned metal. These glasses are built to last, my dad was issued a couple pairs when he joined the Air Force, he has been wearing the same pair for over 60 years. they have been dropped on the flight lines and lots of other places and are nearly as good as they say they were issued.