凹透镜焦距测量自准直法的改进

廖立新

Measurement of the Focal Length of the Concave Lens by Improved Autocollimation Method

LIAO Li-Xin

journal6 . 2015, (4): 30 -32 . DOI: 10.3969/j.cnki.jdxb.2015.04.008