Phase grating having an unprotected relief structure with a grating structure that causes destructive interference of reflections
作者： Walter Huber , Andreas Franz
DOI:
关键词: Phase grating 、 Materials science 、 Diffraction effect 、 Refractive index 、 Optics 、 Ambient media 、 Substrate (electronics) 、 Grating
摘要: An uncovered unprotected phase grating includes a substrate which has relief structure. The structure high-refraction material so that even if soiled with impeding ambient media an adequate difference in the index of refraction exists and diffraction effect is preserved.
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