For the Measurement of the magnetic field Electron lenses

[1] BRUCHE E, 1934, GEOM ELEKTRONENOPTIK, P71

[2] ESTORFF W, 1916, ETZ, V37, P61

[3] FORTESCUE CL, 1913, P AM I ELECT ENG, V32, P757

[4] GLASER W, 1937, Z PHYS, V97, P177

[5] GLASER W, 1938, Z PHYS, V109, P70

[6] A spherical aberration of in a free magnetic field [J]. ZEITSCHRIFT FUR PHYSIK, 1940, 116 (1-2): : 19 - 33

[7] Regarding geometrical-optical imaging by electron beams [J]. ZEITSCHRIFT FUR PHYSIK, 1933, 80 (7-8): : 451 - 464

[8] Rigorous calculation of magnetic lenses of the field form H=H-0/1+(z/a)(2) [J]. ZEITSCHRIFT FUR PHYSIK, 1941, 117 (5-6): : 285 - 315

[9] KLEMPERER O, 1939, J SCI INSTRUM, V16, P121

[10] KOHLRAUSCH F, 1935, LEHRBUCH PRAKT PHYS

[1] BRUCHE E, 1934, GEOM ELEKTRONENOPTIK, P71

[2] ESTORFF W, 1916, ETZ, V37, P61

[3] FORTESCUE CL, 1913, P AM I ELECT ENG, V32, P757

[4] GLASER W, 1937, Z PHYS, V97, P177

[5] GLASER W, 1938, Z PHYS, V109, P70

[6] A spherical aberration of in a free magnetic field [J]. ZEITSCHRIFT FUR PHYSIK, 1940, 116 (1-2): : 19 - 33

[7] Regarding geometrical-optical imaging by electron beams [J]. ZEITSCHRIFT FUR PHYSIK, 1933, 80 (7-8): : 451 - 464

[8] Rigorous calculation of magnetic lenses of the field form H=H-0/1+(z/a)(2) [J]. ZEITSCHRIFT FUR PHYSIK, 1941, 117 (5-6): : 285 - 315

[9] KLEMPERER O, 1939, J SCI INSTRUM, V16, P121

[10] KOHLRAUSCH F, 1935, LEHRBUCH PRAKT PHYS