Application：
XQFD-ⅠType reflection centre instrument it is applied to test and control of optical lens,doublet lens,objective,it is test instrument for optical factory,optical instrument factory and metrological room of research institute.

Feature：
Principle of reflection centre is applied to the instrument test accuracy is highclass, test range widely（±∞）,commonability of assistance implement is strong and it is easy to operate ans test, which make digital test possible.