Eduard Raehlmann (19 March 1848,

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

– 1 September 1917,

Weimar Weimar is a city in the state (Germany), German state of Thuringia, in Central Germany (cultural area), Central Germany between Erfurt to the west and Jena to the east, southwest of Leipzig, north of Nuremberg and west of Dresden. Together w ...

) was a German

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

. He studied medicine at the Universities of

Würzburg Würzburg (; Main-Franconian: ) is, after Nuremberg and Fürth, the Franconia#Towns and cities, third-largest city in Franconia located in the north of Bavaria. Würzburg is the administrative seat of the Regierungsbezirk Lower Franconia. It sp ...

and Halle, obtaining his doctorate at the latter institution in 1872. In 1875, he received his habilitation at the

University of Strassburg The University of Strasbourg (, Unistra) is a public research university located in Strasbourg, France, with over 52,000 students and 3,300 researchers. Founded in the 16th century by Johannes Sturm, it was a center of intellectual life during ...

, and in 1879 succeeded Georg von Oettingen as professor of ophthalmology at the

Imperial University of Dorpat The University of Tartu (UT; ; ) is a public research university located in the city of Tartu, Estonia. It is the national university of Estonia. It is also the largest and oldest university in the country.

. 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 The cornea is the transparency (optics), transparent front part of the eyeball which covers the Iris (anatomy), iris, pupil, and Anterior chamber of eyeball, anterior chamber. Along with the anterior chamber and Lens (anatomy), lens, the cornea ...

, as well as studies involving

amyloid degeneration Amyloidosis is a group of diseases in which abnormal proteins, known as amyloid fibrils, build up in tissue. There are several non-specific and vague signs and symptoms associated with amyloidosis. These include fatigue, peripheral edema, weigh ...

conjunctiva In the anatomy of the eye, the conjunctiva (: conjunctivae) is a thin mucous membrane that lines the inside of the eyelids and covers the sclera (the white of the eye). It is composed of non-keratinized, stratified squamous epithelium with gobl ...

and research of

retinal detachment Retinal detachment is a condition where the retina pulls away from the tissue underneath it. It may start in a small area, but without quick treatment, it can spread across the entire retina, leading to serious vision loss and possibly blindness. ...

. In the Baltic states, he was at the forefront in the fight against

trachoma Trachoma is an infectious disease caused by bacterium '' Chlamydia trachomatis''. The infection causes a roughening of the inner surface of the eyelids. This roughening can lead to pain in the eyes, breakdown of the outer surface or cornea ...

. 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 frequencies independently of light intensity. Color perception is a part of the larger visual system and is mediated by a co ...

and

color photography Color photography (also spelled as colour photography in English in the Commonwealth of Nations, Commonwealth English) is photography that uses media capable of capturing and reproducing colors. By contrast, black-and-white or gray-monochrome ...

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