• Acta Optica Sinica
  • Vol. 5, Issue 2, 118 (1985)
YE QUANSHU and GAO WENQI
Author Affiliations
  • [in Chinese]
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    YE QUANSHU, GAO WENQI. The image differentiation by Crossed-Ronchi-Grating[J]. Acta Optica Sinica, 1985, 5(2): 118 Copy Citation Text show less

    Abstract

    In this paper we describe a binary differential-filter, which is made by superposition of two Ronchi-Gratings (Crossed-Ronchi-Grating). The Crossed-Ronchi-Grating can be made easily and the experimental results are good.