Vintage Dental Surgical Loupe Telescope Eye Glasses Steampunk Magnifying

Up for sale are a pair of vintage dental glasses. the glasses are used. there is a logo of an s inside a circle, but not sure of the brand. there is a small crack on the left lens from the magnifier to the frame. the arm says 5 3/4 next to the logo. the frame has 46-20 to the left of the left lens. i am not sure about the specifics of the power of the glasses. included is a brown case, with foam inserts. if you have any questions feel free to ask. i ship every day and use fedex, usps, and ups. i ship usps first class, priority, or ups ground. *i will ship to alaska, hawaii, and puerto rico. but please ask for an adjusted shipping quote first before purchasing. thank you.