%0 Journal Article %T Non-isochromaticity of an omega filter in a 200 kV transmission electron microscope %A Tsuno, K. %A Kaneyama, T. %A Honda, T. %A Ishida, Y. %J Journal of Electron Microscopy %V 47 %N 6 %P 611-619 %@ 2050-5698 %D 1998-01-01 %I Oxford University Press %~ DeepDyve