The various of primary glaucoma are described in the form of an atlas with regard to their anatomy and treatment after a basic treatment of the gonioscopic conditions. The single illustrations show the chamber angle in the various possibilities of the course of narrow-angle glaucoma (interval or pre-glaucoma, acute congestive glaucoma and chronic congestive glaucoma) and the appropriate medical and surgical suggestions for therapy. In the same way the special anatomical points of the anterior segment in wide-angle glaucoma and its therapy are described pictorially.