The high resolution energy achromaticsystem consists of an electrostatic analyzer and a magnetic analyzer, which mass resolution can reach 600 and transmission is better than 80%.
静电分析器和磁分析器构成能量消色散系统，质量分辨率可达600以上，传输效率好于80%。
2
The transport formulae taking account of the transverse displacement and longitudinal displacement caused by the wakefield effects have been derived for studying the effects in achromaticsystem.