1. In a method for pictorially displaying output information generated in the form of an electrical signal by an object imaging electron microscope, said microscope including a first display means for visually displaying a working image of said object and a second display means for visually displaying an orientation image of said object, said orientation image being obtained by varying the operating parameters of said microscope and being displayed simultaneously with said working image, the improvement comprising the steps of generating the orientation image once, storing said orientation image in an image storage means, reproducing said orientation image from said generated image stored in said image storage means, and linking said orientation image to said working image by means of a reference marking.