Re-use of this resource is governed by a Creative Commons Attribution-
Noncommercial-Share Alike 2.0 Licence UK: England & Wales
creative commons DoITPoMS logo
The greyscale image on the left shows a nematic liquid crystal between crossed polars at 20x magnification. Use the slider to rotate the stage through 180° to observe the variation in brightness of the different regions.
incoming light /wA+197CzP/Z" y="2.5"/> analyser polariser sample / stage