Theoretical analysis on optimumaperture functions, which could improve effects of filtering and the quality of fringe pattern is also made.
对最佳拍摄孔径的设计作了探讨，认为采用适当分离的孔径可以研善波效果，提高条纹的质量。
2
Optimum position of sprinkling aperture and formula of rotating speed are derived.
推导出了最佳开孔位置和转速的计算式。
3
The results show that the corrected effects and peak energies are related to the sampling aperture sizes, and there is an optimum sampling aperture for a given system.