10.1364/OE.16.011555.m001 M. Rahm M. Rahm D. A. Roberts D. A. Roberts J. B. Pendry J. B. Pendry D. R. Smith D. R. Smith Media 1: Transformation-optical design of adaptive beam bends and beam expanders Optica Publishing Group 2008 adaptive beam bends media oe Optics Express 21 July 2008 Transformation-optical beam expanders 2008-07-21 00:00:00 Media https://opticapublishing.figshare.com/articles/media/Media_1_Transformation-optical_design_of_adaptive_beam_bends_and_beam_expanders/4937990 Originally published in Optics Express on 21 July 2008 (oe-16-15-11555)