A procedure for obtaining cinematographic film films on panoramic type displays from normal type films (Machine-translation by Google Translate, not legally binding)

摘要

Method for obtaining projection films on widescreen screens from films of the normal type, characterized in that the images are taken using a camera of the normal type, in which the image is impressed in negative, interspersed, for its positive an optical system composed of plano-cylindrical and toric lenses, which compress the image in its horizontal sense, achieving the effect that this compression results in a smaller area in the positive when the film is revealed. (Machine-translation by Google Translate, not legally binding)