bull's eye glass

  1. Home
  2. top of the aat hierarchies
  3. Materials Facet
  4. Materials (hierarchy name)
  5. materials (substances)
  6. [materials by composition]
  7. inorganic material
  8. glass (material)
  9. [glass by technique]
  10. crown glass
  11. bull's eye glass
Scope note
Refers to a type of glass characterized by central circular ridges around a pontil mark. It is a pane created from the central portion of a sheet of crown glass, which is created by spinning a bubble of glass on a rod and cutting one end so that the bubble opens into a large circular sheet.
bull's eye glass
Accepted term: 27-May-2024