Calculation of the ion optical properties of inhomogeneous magnetic sector fields, Part 2: The second order aberrations outside the median plane Back to all publications Publication date 1 January 1959 Reference H. Wachsmuth, A.J.H. Boerboom and H.A. Tasman, Calculation of the ion optical properties of inhomogeneous magnetic sector fields, Part 2: The second order aberrations outside the median plane, Z. Naturforsch. Teil A 14, 818-822 (1959)