DocumentCode :
3366057
Title :
Variable optical attenuator based on deformed helix ferroelectric liquid crystals
Author :
Podgornov, F. ; Pozhidaev, E. ; Ganzke, D. ; Haase, W.
Author_Institution :
Inst. of Phys. Chem., Darmstadt Univ. of Technol., Germany
Volume :
2
fYear :
2000
fDate :
2000
Firstpage :
1005
Abstract :
An optical device for the attenuation (modulation) of the intensity of unpolarized light was developed. Compared to another methods this apparatus allows a low loss ratio of unpolarized light. The switching time and contrast ratio can be 30 μs and 300, respectively
Keywords :
ferroelectric liquid crystals; liquid crystal devices; spatial light modulators; 30 mus; contrast ratio; deformed helix ferroelectric liquid crystals; intensity modulation; low loss ratio; optical device; spatial light modulators; switching time; two channel in-line optical attenuator; unpolarized light; variable optical attenuator; Delay; Ferroelectric materials; Liquid crystals; Optical attenuators; Optical devices; Optical losses; Optical modulation; Optical polarization; Optical reflection; Optical scattering;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Applications of Ferroelectrics, 2000. ISAF 2000. Proceedings of the 2000 12th IEEE International Symposium on
Conference_Location :
Honolulu, HI
ISSN :
1099-4734
Print_ISBN :
0-7803-5940-2
Type :
conf
DOI :
10.1109/ISAF.2000.942502
Filename :
942502
Link To Document :
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