a method of fabricating rough surfaces of known statistical parameters by exposing the photoresist to laser speckle patterns is analysed in this paper. a set of samples have been made successfully.
分析了用光刻胶记录激光散斑来制作粗糙度参数可控表面的方法,并成功地制作了一批样品。
the basic principle of the whole-field analysis of the speckle patterns using a white light source is presented in this paper.
本文叙述了白光源对散斑图进行全场分析的基本原理。提出了对全场等值线位移计算公式。
during the experiment, the fatigue-loading was paused after fixed fatigue cycle and the white-light speckle patterns were acquired without loading.
在疲劳加载过程中,按一定的疲劳周次在零载荷 状态下停机,并采集试件表面上预先制备的白光散斑图。