摘要
推导出有限厚透镜焦距的另一种表示式,指出了把该式用于透镜焦距的测量的实用性.
We have deduced a concise expression of the focal length of a lens. It is very con-venient to survey in application
出处
《绵阳师范学院学报》
1999年第2期36-37,54,共3页
Journal of Mianyang Teachers' College
关键词
透镜焦距
透镜厚度
透镜高度
focal length of a lens
thickness of a lens
altitude of a lens