[PAR] [TLE] Ernst Abbe [SEP] Ernst Karl Abbe HonFRMS (23 January 1840 – 14 January 1905) was a German physicist, optical scientist, entrepreneur, and social reformer.  Together with Otto Schott and Carl Zeiss, he laid the foundation of modern optics.  Abbe developed numerous optical instruments.  He was a co-owner of Carl Zeiss AG, a German manufacturer of research microscopes, astronomical telescopes, planetariums and other optical systems. [PAR] [TLE] Abbe prism [SEP] In optics, an Abbe prism, named for its inventor, the German physicist Ernst Abbe, is a type of "constant deviation dispersive prism" similar to a Pellin–Broca prism.
[PAR] [TLE] Ernst Abbe [ SEP ] Ernst Karl Abbe HonFRMS ( 23 January 1840 – 14 January 1905 ) was a German physicist , optical scientist , entrepreneur , and social reformer . Together with Otto Schott and Carl Zeiss , he laid the foundation of modern optics . Abbe developed numerous optical instruments . He was a co - owner of Carl Zeiss AG , a German manufacturer of research microscopes , astronomical telescopes , planetariums and other optical systems . [PAR] [TLE] Abbe prism [ SEP ] In optics , an Abbe prism , named for its inventor , the German physicist Ernst Abbe , is a type of " constant deviation dispersive prism " similar to a Pellin – Broca prism .
In what year was the inventor of the Abbe prism born?
In what year was the inventor of the Abbe prism born ?
1840
1840