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Medical Term:

Haidinger brushes

Pronunciation: hī′ding-ĕr

Definition: the perception of two dark yellowish brushes or sheaves radiating about 5 degrees from the point of fixation when an evenly illuminated surface, such as the blue sky, is viewed through a polarizing lens.

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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