page_title: Tessar
hierarchical_section_title: Tessar
caption_attribution_description: Deutsch: Objektive Carl Zeiss, Jena, Nr. 145077 und Nr. 145078, Tessar 1:4,5 F=5,5cm DRP 142294 (Baujahr vor 1910)English: Lenses Carl Zeiss, Jena, Nr. 145077 und Nr. 145078, Tessar 1:4,5 F=5,5cm DRP 142294 (produced before 1910)
context_page_description: The Tessar is a famous photographic lens design conceived by the German physicist Paul Rudolph in 1902 while he worked at the Zeiss optical company and patented by Zeiss in Germany; the lens type is usually known as the Zeiss Tessar.
  A Tessar comprises four elements in three groups, one positive crown glass element at the front, one negative flint glass element at the center and a negative plano-concave flint glass element cemented with a positive convex crown glass element at the rear.
context_section_description: The Tessar is a famous photographic lens design conceived by the German physicist Paul Rudolph in 1902 while he worked at the Zeiss optical company and patented by Zeiss in Germany; the lens type is usually known as the Zeiss Tessar.
  A Tessar comprises four elements in three groups, one positive crown glass element at the front, one negative flint glass element at the center and a negative plano-concave flint glass element cemented with a positive convex crown glass element at the rear.
caption: 2 historical lenses Carl Zeiss, Jena, Nr. 145077 and Nr. 145078, Tessar 1:4,5 F=5,5cm DRP 142294 (produced before 1910).
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