Acta Optica Sinica, Volume. 7, Issue 12, 1122(1987)
Spatial differentiation by two sinusoidal gratings
On the bases of experimental and theoretical analysis, the author points out the feasibility of realizing optical differentiation by using simple sinusoidal gratings.
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CHEN YAN. Spatial differentiation by two sinusoidal gratings[J]. Acta Optica Sinica, 1987, 7(12): 1122