DescriptionAstigmatism.svg Graphic illustratic the astigmatism phenomenon. Date 11 June 2007 Source Own work (Original text: self-made/own work (created
DescriptionCorneal Astigmatism.svg English: Types of Astigmatism Date 12 May 2014, 09:52:07 Source Own work Author Akiyao from the University of Michigan
DescriptionAstigmatism-simple.svg English: simple astigmatism of a photographic lens: (a) no astigmatism (e.g. corrected by a system of lenses (anastigmat))
DescriptionAstigmatismus-Sonne.svg English: Astigmatism sun wheel; the rays have an angular distance of 10° Deutsch: Astigmatismus-Sonnenrad mit Strahlen