Dr Ernst Abbe PhD
(1840-1905)

Professor of Mathematics, Professor of Physics, observatory director, and Doctor of Philosophy (from 1861)

Died aged 64

Ernst Karl Abbe (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.

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Commemorated on 4 plaques

Hier stand das Geburtshaus von Prof. Dr. Ernst Abbe geb. 23. Januar 1840

Sophienstraße / Jakobstraße, Eisenach, Germany where they was born (1840)

Universitätssternwarte Errichtet auf Veranlassung von Ernst Abbe als Neubau der 1813 von Goethe eingerichteten alten Sternwarte

Observatory, Schillergässchen, Jena, Germany where they was

Ernst Abbe ab 1870 Prof. d. Physik u. Mathematik Univ. Jena . 1878 - 1900 auch Direktor der Sternwarte Otto Heinrich Knopf ab 1889 Observator der Sternwarte. 1897-1927 (em.) Prof. d. Astronomie Univ. Jena

Schillergässchen 2, Jena, Germany where they was director of the observatory

Hier wohnte Ernst Abbe 1871 - 1879

Neugasse 23, Jena, Germany where they lived