Erich Seidel (1882–1946) was a German ophthalmologist known for his studies in the field of glaucoma, ocular anesthesia and aqueous humor dynamics.
He received MD from Jena in 1907 (Topic: über die Lidbildung mittels übertragener stiellser Hautlappen (eyelid formation by means of transferred skin flaps)).
[2] After specialising in Ophthalmology during 1907–1910, he began working as an assistant at the University of Heidelberg Eye Clinic in 1910 and was appointed Head Physician in 1916 and Ausserordentlicher Professor in 1919.
[2] In the year 1914 Seidel invented a darkroom provocative test to detect glaucoma.
[6] In this scotoma the blind spot of the eye enlarges vertically into a sickle cell shape.