Title :
TN-LC cells as an Elliptical Phase Retarder by heterodyne interferometric ellipsometry
Author :
Tsai, C.C. ; Liao, K.Y. ; Chou, C. ; Han, C.Y. ; Chao, Y.F.
Author_Institution :
Inst. of Biophotonics Eng., Nat. Yang-Ming Univ., Taiwan
Abstract :
A polarized heterodyne ellipsometer to characterize TN-LC by elliptical parameters of polarization state is proposed. The twist angle and untwisted phase retardation can be measured precisely that TN-LC is verified as an elliptical retarder properly
Keywords :
anisotropic media; ellipsometry; light interferometry; liquid crystal displays; nematic liquid crystals; optical retarders; TN-LC cell; elliptical phase retarder; polarized heterodyne interferometric ellipsometry; twist angle; untwisted phase retardation; Anisotropic magnetoresistance; Ellipsometry; Frequency; Geometrical optics; Liquid crystals; Optical interferometry; Optical mixing; Optical polarization; Optical retarders; Phase measurement;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Conference_Location :
Baltimore, MD
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1549214
