United Optical company 1960s-70s era Tortoise Shell Vintage Eyeglasses Frame Model 880. Mint condition Frame. NO cracks scratches or marks.  Refer to photos.  Hinges and screws all tight and straight.  Made in the USA. Size 48[]14, 135-140mm temple length.  Frame measures 5" wide. A perfect style and look for that vintage 60s era fashion. Ready to have your lenses installed.