Orbital tomography: Molecular band maps, momentum maps and the imaging of real space orbitals of adsorbed molecules.

•Orbital tomography within the plane wave final state approximation.•One electron orbital predictions versus angle resolved photoemission experiment.•Geometric and electronic structure of organic thin films elucidated by ARUPS.•Influence of molecular conformation and orientation on ARUPS.•Retrieval of sexiphenyl and pentacene orbitals in real space.