体全息光栅由球面信号光波和平面参考光波干涉记录,并以原信号光作为探测光波进行成像。
Volume holographic grating, used as a volume holographic imaging lens in the imaging system, is recorded via illuminating the recording medium with a spherical signal beam and a plane reference beam.
体全息光栅的读出偏离布拉格条件时,衍射光方向的确定是体光栅耦合波理论中的一个重要问题。
When a volume holographic grating is readout under off-Bragg condition, determining the direction of the diffracted beam is an important issue in the coupled-wave theory of volume gratings.
首先应用耦合波理论对体全息光栅的衍射效率以及角度选择性和波长选择性等衍射特性进行了分析。
First, the properties of volume holographic grating, such as diffraction efficiencies, Angle and wavelength selectivity, have been theoretically analyzed by using the couple-wave theory.
将体全息光栅视为许多平面全息光栅的集合,利用平面全息衍射理论导出体全息光栅衍射的耦合波方程,并得到其衍射效。
And, using the planar hologram diffraction theory, the coupled wave equations of the volumetric hologram grating diffraction have been derived and the diffraction efficiencies obtained.
本文提出了用等离子体蚀刻法提高浮雕全息光栅衍射效率的原理和方法。
The principle and method to improve the diffraction efficiency of relief holographic gratings by plasma etch is presented in this paper.
本文提出了用等离子体蚀刻法提高浮雕全息光栅衍射效率的原理和方法。
The principle and method to improve the diffraction efficiency of relief holographic gratings by plasma etch is presented in this paper.
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