German-made vintage eyeglasses, junk. The condition looks clean, and the operation seems to be fine. It's unused, but it's an old item, at least 50 years old. It has been stored at home for a long time. Please understand that there may be slight distortions, material degradation over time, scratches, and other issues. Please purchase only if you deeply understand vintage items. Please purchase as junk. Please look at the photos carefully before purchasing.