Eduard Raehlmann (19 March 1848,

Ibbenbüren Ibbenbüren ( Westphalian: ''Ippenbürn'') is a medium-sized town in the district of Steinfurt, in North Rhine-Westphalia, Germany. Geography Ibbenbüren is situated on the Ibbenbürener Aa river, at the northwest end of the Teutoburger forest ...

– 1 September 1917, Weimar) was a German

ophthalmologist Ophthalmology ( ) is a surgery, surgical subspecialty within medicine that deals with the diagnosis and treatment of eye disorders. An ophthalmologist is a physician who undergoes subspecialty training in medical and surgical eye care. Followin ...

. He studied medicine at the Universities of Würzburg and

Halle Halle may refer to: Places Germany * Halle (Saale), also called Halle an der Saale, a city in Saxony-Anhalt ** Halle (region), a former administrative region in Saxony-Anhalt ** Bezirk Halle, a former administrative division of East Germany ** Hall ...

, obtaining his doctorate at the latter institution in 1872. In 1875, he received his habilitation at the University of Strassburg, and in 1879 succeeded

Georg von Oettingen Georg Philipp von Oettingen ( – ) was a Baltic German physician and ophthalmologist. He was a brother of theologian Alexander von Oettingen (1827–1905), and physicist Arthur von Oettingen (1836–1920). In 1848 he received his medical docto ...

as professor of ophthalmology at the University of Dorpat. After 1900, he worked as a private scholar in Weimar.Die Albertus-Universität Königsberg: Ihre Geschichte von der ..., Volume 1
by Christian Tilitzki His primary work dealt with anatomical and pathological investigations of the cornea, as well as studies involving amyloid degeneration of conjunctiva and research of

retinal detachment Retinal detachment is a disorder of the eye in which the retina peels away from its underlying layer of support tissue. Initial detachment may be localized, but without rapid treatment the entire retina may detach, leading to vision loss and blin ...

. In the Baltic states, he was at the forefront in the fight against trachoma. At Weimar, he conducted research of

color perception Color vision, a feature of visual perception, is an ability to perceive differences between light composed of different wavelengths (i.e., different spectral power distributions) independently of light intensity. Color perception is a part of ...

and

color photography Color photography is photography that uses media capable of capturing and reproducing colors. By contrast, black-and-white or gray-monochrome photography records only a single channel of luminance (brightness) and uses media capable only of ...

Published works

* ''Über Farbenempfindung in den peripherischen Netzhautparthieen in Bezug auf normale und pathologische Brechungszustande'', 1872 * ''Über die neuropathologische Bedeutung der Pupillenweite'', 1880 * ''Über Trachom'', 1885 * ''Über Mikrophthalmos, Coloboma oculi und Hemimicrosoma'', 1897 * ''Über den Heilwerth der Therapie bei Trachom'', 1898 * ''Über Farbensehen und Malerei; eine kunstphysiologische Abhandlung in allgemein versta¨dlicher'', 1901.WorldCat Search
(publications)

References

{{DEFAULTSORT:Raehlmann, Eduard 1848 births 1917 deaths People from Ibbenbüren People from the Province of Westphalia German ophthalmologists Academic staff of the University of Tartu