Paul Rudolph (physicist)
Encyclopedia
Paul Rudolph was a German
Germans
The Germans are a Germanic ethnic group native to Central Europe. The English term Germans has referred to the German-speaking population of the Holy Roman Empire since the Late Middle Ages....

 physicist
Physicist
A physicist is a scientist who studies or practices physics. Physicists study a wide range of physical phenomena in many branches of physics spanning all length scales: from sub-atomic particles of which all ordinary matter is made to the behavior of the material Universe as a whole...

 who designed the first anastigmatic lens
Anastigmat
An Anastigmat or anastigmatic lens is a photographic lens completely corrected for spherical aberration, coma, and astigmatism. Early lenses often included the word Anastigmat in their name to advertise this new feature...

 while working for Carl Zeiss. After World War I
World War I
World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

, he joined the Hugo Meyer optical company, where he designed most of their cine
Çine
Çine is a town and a district of Aydın Province, in the Aegean region of Turkey, from the city of Aydın, on the road to Muğla.- Geography :Formerly known as Kıroba, Çine is an attractive rural district in the southern part of the valley of the Büyük Menderes River, on the southern flank of Madran...

 lenses.

Work

1890: First anastigmat
Anastigmat
An Anastigmat or anastigmatic lens is a photographic lens completely corrected for spherical aberration, coma, and astigmatism. Early lenses often included the word Anastigmat in their name to advertise this new feature...

 lens "protar"

1895: Planar
Zeiss Planar
The Zeiss Planar is a photographic lens designed by Paul Rudolph at Carl Zeiss in 1896. Rudolph's original was a six-element symmetrical design....

 design

1899: Unar design

1902: Tessar
Tessar
The Tessar is a famous photographic lens design conceived by physicist Paul Rudolph in 1902 while he worked at the Zeiss optical company and patented by Zeiss; the lens type is usually known as the Zeiss Tessar....

 design

1918: Plasmat
Plasmat lens
The Plasmat lens is a widely used and long-established lens type, especially common in large format photography. It provides high correction of aberrations with a moderate maximum aperture . It is a specific instance of the Dagor type Double-Meniscus anastigmat...

design
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