费马原理在球面界面理想成像中的应用———主轴外物点
万建杰，邹佳兵
Application of Fermat's principle in ideal imaging at the spherical
boundary for the object point outside the principal axis
WAN Jian-jie，ZOU Jia-bing
大学物理
.
2017, (6): 28
-30
.
DOI: 10.16854 /j.cnki.1000-0712.2017.06.008
