Used to improve vision . Sliding or hinged extensions were added later in the century.
Small, round, metal frames with loops at the end of each arms. Glass in each frame. Metal is oxidizing.
Contact the History of Medicine Collection, https://library.buffalo.edu/historyofmedicine
Scarlett, Edward, “Temple spectacles,” Digital Collections - University at Buffalo Libraries, accessed June 19, 2021, https://digital.lib.buffalo.edu/items/show/16861.