The super slim CPT deals with two problems, one is to extend the deflection angle of electron beam and another is to minimize the length of glass shell, especially the length of funnel.

• 摘要彩色显像管的超薄型化涉及到两方面的问题，其一是扩大电子束的偏转角，其二是减小玻壳的长度，尤其是锥体玻壳的长度。