Haidinger's brush

It is commonly appreciated that light in the sky is partially polarized and that some insects (e g., honey bees) use the polarization for cues in navigation. It is less well appreciated that our eyes can also detect polarized light and that we can distinguish the azimuth of linearly polarized light under rather common circumstances. The accompanying visual effect is called Haidinger's brush.

Become a member of OSA or log in to view the full text of this article.

OSA Members get the full text of Optics & Photonics News, plus a variety of other member benefits.


Add a Comment

comments powered by Disqus