Development of a New Electron Gun for Color Picture Tubes

@article{Washino1979DevelopmentOA,
  title={Development of a New Electron Gun for Color Picture Tubes},
  author={Shoichi Washino and Yoshiji Ueyama and Shinya Takenobu},
  journal={IEEE Transactions on Consumer Electronics},
  year={1979},
  volume={CE-25},
  pages={481-490}
}
Conventional color picture tubes suffer the drawback of "blooming", i. e. reduction of the resolution at higher currents. It is well-known that such problem cannot be solved without considering the relation between the spot size and the spherical aberration of electron lenses.