Pattern differentiation can be performed in a coherent Optical processing system if a composite sinusoidal grating is used as a filter.
利用余弦型的复合光栅作为滤波器,在相干光处理系统中可对图像进行微商。
The efficiency curves of blazed characteristic of sinusoidal grating is presented. And the influence of apex angle on diffraction efficiency of triangle grating is debated.
给出了紫外全息光栅的闪耀特性分布曲线并分析了三角槽形光栅顶角大小对衍射效率的影响。
Abstract: Diffraction efficiency of Al-coated triangle and holographic sinusoidal grating used in UV region are calculated using the differential formalism of exact electromagnetic theory.
摘要:基于有限电导率光栅的微分理论,对工作在紫外光区的全息正弦光栅和三角槽形光栅的衍射效率做了数值计算。
In an amplitude grating system of small grid pitch, the diffractive light is the main cause to deteriorate the contrast and sinusoidal property of Moiré signals.
在国内外普遍使用的细栅距幅光栅叠栅条纹系统中,衍射效应是很明显的,这是造成叠栅条纹信号的衬比(度)和正弦性不好的主要原因。
This paper discusses the character of reflectance of side bands and domain of filter for reflection type resonance filter made by sinusoidal relief grating.
本文讨论了以浮雕型正弦表面光栅作成的反射共振滤波器的旁带反射率和滤波带宽的特点。
This paper discusses the character of reflectance of side bands and domain of filter for reflection type resonance filter made by sinusoidal relief grating.
本文讨论了以浮雕型正弦表面光栅作成的反射共振滤波器的旁带反射率和滤波带宽的特点。
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