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pro vyhledávání: '"曹国华 Cao Guo-hua"'
Autor:
刘磊 Liu Lei, 曹国华 Cao Guo-hua
Publikováno v:
Optics and Precision Engineering. 20:1939-1944
A focusing mechanism with a tilt of focusing plane assembly less than 7 ",positioning accuracy better than 0.01 mm in the ±2 mm focusing range was designed to ensure the best image quality for a wide field space camera with a focal plane length more
Publikováno v:
Optics and Precision Engineering. 19:161-167
In consideration of the effect of the distortion error of an image on the accuracy of planar geometrical measurement in the precise visual metrology,a method to correct the image distortion by using standard grid board directly as measurement calibra