Ferdinand Monoyer
id:
ferdinand-monoyer-195-6778874
title:
Ferdinand Monoyer
text:
Ferdinand Monoyer was a French ophthalmologist, known for introducing the dioptre in 1872. He invented the Monoyer chart, used to test visual acuity. He inserted his name in the random letters of the chart. It appears when one reads vertically from bottom to top on each side.
brand slug:
wiki
category slug:
encyclopedia
description:
French ophthalmologist
original url:
https://en.wikipedia.org/wiki/Ferdinand_Monoyer
date created:
date modified:
2023-07-26T19:21:19Z
main entity:
{"identifier":"Q3068626","url":"https://www.wikidata.org/entity/Q3068626"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/1/14/Ferdinand_Monoyer.jpg","width":570,"height":604}
fields total:
13
integrity:
15