Haidinger's brush
id:
haidinger-s-brush-233-15030109
title:
Haidinger's brush
text:
Haidinger's brush, more commonly known as Haidinger's brushes is an image produced by the eye, an entoptic phenomenon, first described by Austrian physicist Wilhelm Karl von Haidinger in 1844. Haidinger saw it when he looked through various minerals that polarized light. Many people are able to perceive polarization of light. Haidinger's brushes may be seen as a yellowish horizontal bar or bow-tie shape visible in the center of the visual field against the blue sky viewed while facing away from
brand slug:
wiki
category slug:
encyclopedia
description:
Visible effect of polarised light
original url:
https://en.wikipedia.org/wiki/Haidinger%27s_brush
date created:
date modified:
2024-04-26T12:10:22Z
main entity:
{"identifier":"Q1569152","url":"https://www.wikidata.org/entity/Q1569152"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/6/63/Haidinger%27s_brush.jpg","width":186,"height":190}
fields total:
13
integrity:
15