Hsu, W.-Y.W.-Y.HsuLiu, Y.-L.Y.-L.LiuCheng, Y.-C.Y.-C.ChengKuo, C.-H.C.-H.KuoChen, C.-C.C.-C.ChenGUO-DUNG JOHN SU2018-09-102018-09-102012http://www.scopus.com/inward/record.url?eid=2-s2.0-84867864435&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/372386Design, fabrication, and metrology of ultra-precision optical freeform surface for progressive addition lens with B-spline descriptionjournal article10.1007/s00170-012-3901-1