DocumentCode
964311
Title
Fast-switching twisted nematic electro-optical shutter and colour filter
Author
Raynes, E.P. ; Shanks, I.A.
Author_Institution
Royal Radar Establishment, Malvern, UK
Volume
10
Issue
7
fYear
1974
Firstpage
114
Lastpage
115
Abstract
We report a method for operating twisted nematic devices with rapid turnoff times by using a nematic material with variable dielectric anisotropy. These are useful as fast shutters and colour switches, and can be operated at a 25 Hz repetition rate.
Keywords
electro-optical devices; liquid crystal devices; optical filters; colour; colour filter; dielectric phenomena; electrooptical shutter; liquid crystal devices; switches;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19740088
Filename
4245044
Link To Document