Zobrazeno 1 - 4
of 4
pro vyhledávání: '"苏志德 Su Zhide"'
Publikováno v:
Acta Optica Sinica. 40:1312003
Publikováno v:
Chinese Journal of Optics and Applied Optics. 6:244-250
To realize the high accuracy measurement of optical surfaces by a phase-shifting Fizeau interferometer,a synchronous acquisition phase-shifting system in the interferometer was established,and an accurate phase shifting method was researched.First,th
Autor:
隋永新 Sui Yong-xin, 苏志德 Su Zhide, 闫丰 Yan Feng, 葛川 Ge Chuan, 杨怀江 Yang Huai-jiang, 李朋志 Li Peng-zhi
Publikováno v:
Optics and Precision Engineering. 21:394-399
As the nonlinear hysteresis characteristic of a Piezoelectric Ceramic Actuator(PZT) has a big impact on periodic ultra-precise tracking accuracy,this paper investigates a methodology which combines the Dynamic Fuzzy System(DFS) feed-forward based on
Publikováno v:
Chinese Journal of Lasers. 40:1008003