DocumentCode
3331975
Title
Focusing Characteristics of Chirped Hologram Gratings Written in Polymer Dispersed Liquid Crystals (PDLC)
Author
Baghdasaryan, Tigran ; Galstyan, Artur ; Hakobyan, Rafik
Author_Institution
Yerevan State Univ., Yerevan
Volume
4
fYear
2007
fDate
1-5 July 2007
Firstpage
275
Lastpage
278
Abstract
The focusing property of thick chirped hologram PDLC gratings is investigated theoretically. Focal length´s formula for linearly chirped gratings is obtained by using Bragg condition. Diffraction efficiency dependence on incident angle in focus point is calculated numerically and enhanced bandwidth is observed.
Keywords
holographic gratings; liquid crystal polymers; optical focusing; Bragg condition; diffraction efficiency; focal length formula; focusing; polymer dispersed liquid crystals; thick chirped hologram gratings; Anisotropic magnetoresistance; Bragg gratings; Chirp modulation; Diffraction gratings; Holographic optical components; Holography; Liquid crystal polymers; Liquid crystals; Optical polymers; Spectroscopy; chirped grating; diffraction efficiency; focusing property; polymer dispersed liquid crystal (PDLC); thick hologram;
fLanguage
English
Publisher
ieee
Conference_Titel
Transparent Optical Networks, 2007. ICTON '07. 9th International Conference on
Conference_Location
Rome
Print_ISBN
1-4244-1249-8
Electronic_ISBN
1-4244-1249-8
Type
conf
DOI
10.1109/ICTON.2007.4296398
Filename
4296398
Link To Document