TY - CONF ID - upm20934 UR - http://oa.upm.es/20934/ A1 - Benitez Gimenez, Pablo A1 - Miñano Dominguez, Juan Carlos Y1 - 2012/// N2 - Freeform surfaces are the key of the state-of-the-art nonimaging optics to solve the challenges in concentration photovoltaics. Different families (FK, XR, FRXI) will be presented, based on the SMS 3D design method and Köhler homogenization. KW - optical design KW - concentrator KW - photovoltaic KW - nonimaging KW - Köhler illumination TI - Freeform optics for photovoltaic concentration M2 - Saint Petersburg, Russia AV - public EP - 2 T2 - 8th International Conference on Optics-Photonics Design and Fabrication (ODF?12) ER -