DocumentCode
963471
Title
Optical characteristics of twisted nematic liquid-crystal films
Author
Gooch, C.H. ; Tarry, H.A.
Author_Institution
Services Electronics Research Laboratory, Baldock, UK
Volume
10
Issue
1
fYear
1974
Firstpage
2
Lastpage
4
Abstract
A twisted nematic liquid crystal is shown by theory and experiment to rotate incident plane-polarised light by ¿/2 only at specified wavelengths. At other wavelengths, elliptically polarised light is produced. This action determines the contrast ratio of some twisted nematic devices.
Keywords
light polarisation; liquid crystal devices; liquid crystals; optical rotation; light polarisation; liquid crystal devices; molecular orientation; optical characteristics;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19740002
Filename
4244952
Link To Document