【序号】:1 【作者】:Hong Liu, Andrew Karellas, Lisa J. Harris and Carl J. D’Orsi1 【题名】:Methods to calculate the lens efficiency in optically coupled CCD x‐ray imaging systems 【期刊】:Med. Phys. 【年、卷、期、起止页码】:1994, Vol.21, pp.1193 【全文链接】:http://scitation.aip.org/content/aapm/journal/medphys/21/7/10.1118/1.597352