| abstract |
The invention relates to a liquid crystal device comprising at least two opposing transparent substrates, at least one liquid crystal switching layer sandwiched between said opposing substrates comprising one or more polymerised photoreactive mesogens of formula (I), R11-Sp11-X11[-A-Z]o-A11-CY11=CY12[-C=O]x[-O]y-A[-Z-A]p-X21-Sp21-R21 wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o, p, x and y have one of the meanings as given in claim 1, and one or more nematogenic compounds, an electrode structure provided on one or both of the opposing substrates, wherein one or more of said substrates are additionally provided with an optical grating or a lens structure adjacent to the LC switching layer. The invention is further related to a method of production of said liquid crystal device, to the use of said Liquid Crystal device in various types of optical and electro-optical devices, and to electro-optical devices comprising the liquid crystal device |