Skip Navigation or Skip to Content
Search our website

Key in a search term below to search our website.

Keyword search

Advanced search
  • Change view:
  • Grid view
  • List view
Lens, Fresnel / model / thin section Lens, Fresnel / model / thin section

Thin section through glass elements of a dioptric condensing lens, with central Fresnel lens and outer annular prisms, dated 1860

Back to top