LensCT Eccentricity Tester is a serial high precision, non-contact testing equipment for Lens centration errors quantitative measurement. They could be used for in-coming/out-going lenses(single lenses or cemented lenses) inspection, also center offset control during the lenses fabrication or assembly. LensCT serial consists of LensCT-VT (transmission mode), LensCT-VTR(Transmission & Reflection mode )for the circle shape lens，and LensCT-HTR for Cylindrical (or rectangular shape) lenses, as well as LensCT-HR for the Mini-lenses(for endoscope lens or fiber-optics lens)。