Theoretical analysis shows that the splitter with high diffraction efficiency and uniform distributed light intensity can be designed by incidence Angle optimization.
理论分析表明，通过对入射角进行优化可以得到衍射效率高且光强分布均匀的分束器。
On the basis of Fraunhofer diffraction theory, the diffraction patterns of a Varied Line-space (VLS) grating were obtained for incidence beam in parallel and uniform.
基于夫琅禾费衍射理论，推导了平行光入射变栅距光栅后衍射光强的角度分布。
The effects of grating structure parameters and incidence wave parameter on diffraction efficiency are investigated . The loss of grating is also given.
文中讨论了光栅结构参数，入射波参数对衍射效率的影响以及金属光栅的损耗。
The relationships between the number of diffraction order and grating pitch, refractive index of medium, light wavelength, incidence Angle and azimuth Angle are investigated.
讨论了入射角、入射方位角、入射光波长、光栅栅距、介质折射率与矩形光栅衍射级次数目间的关系。
The characteristics of diffraction grating of oblique incidence light wave are analysed theoretically and verified in experiments.
本文分析了斜射光波的光栅衍射特点，并在实验中得以验证。
Compared with the plane wave incidence, when the Gaussian beam is incident, the center electric magnitude is smaller, but the diffraction efficiency is higher.
与平面波相比，高斯光束入射下的焦点处中心场强较小，但衍射效率较高。
Compared with the plane wave incidence, when the Gaussian beam is incident, the center electric magnitude is smaller, but the diffraction efficiency is higher.
与平面波相比，高斯光束入射下的焦点处中心场强较小，但衍射效率较高。
应用推荐