Panoramic picture Rhine loop close Boppard at the shop available panorama-format sizes: - 42x16 cm (corresponds dimension of picture area German Institute for Standardization A4) close 360 dpi - 30x11 cm (corresponds dimension of picture area German Institute for Standardization A5) close 300 dpi - 30x11 cm (corresponds dimension of picture area German Institute for Standardization A5) close 72 dpi 57x22 cm (dimension of picture area German Institute for Standardization A3) close 360 dpi corresponds is orderable by telephone under +49 (0) 8 21 / 2 19 11 46