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- Fresnel diffractive microlens 菲涅耳衍射微透镜
- C. C. Chen, M. H. Li, C. T. Chang, G. C. Chi, “Fabrication of High-NA GaN Diffractive Microlens,” Optical MEMS, Lugano, Switzerland, WP3, 2002. 李明洪，“氮化镓高数值孔径微透镜之设计、，”国立中央大学物理研究所硕士论文，2002。
- Michael R.Wang and Heng Su, ”Laser direct-write gray-level mask and one-step etching for diffractive microlens fabrication”, Appl.Opt., Vol.37, No.32 (1998). 秦志贤，”灰阶光罩于非球面折射式微透镜之制作研究”，国立中兴大学硕士论文，2001。
- In the dissertation body-of-revolution finite-difference time-domain method (BOR FDTD) is employed as the theory mode for the analysis of axially symmetric subwavelength diffractive microlens. 论文中将旋转体时域有限差分法(BOR FDFD)作为分析具有轴对称结构的亚波长衍射微透镜的理论模型。
- The evaluation method for the diffractive efficiency of the binary diffractive microlens array used in Shack- Hartmann wavefront sensor is studied according the project requirements. 根据实际工程需要 ,对用于萨克 -哈特曼波前传感器的二元衍射微透镜列阵衍射效率的评价方法进行了研究。
- diffractive microlens with high performance 高性能衍射微透镜
- Measurement of Diffractive Efficiency for Fresnel Microlens Arrays[J]. 引用该论文 罗风光;曹明翠;赵向军;李洪谱;李再光.
- The Fresnel diffraction formula and the Fourier transforms are used to get the intensity distribution formula. 采用菲涅耳衍射公式和傅里叶变换得出了输出面上的光场的理想计算公式。
- A new point of view is that if the angle between the normal dir-cetion of incident wave surface and Z axies is smaller, fresnel diffraction for-mation is still tru, and presented. 在此基础上,对费涅耳衍射近似条件作了讨论,提出此近似条件可表达为照明波波面法线与Z轴夹角很小时,费涅耳衍射成立的新论点。
- Basing on the light diffracting theory of Kirchhoff, we obtain the expression for the intensity of speckles in deep Fresnel diffraction region. 摘要利用基尔霍夫衍射理论分析了菲涅耳深区内的散斑场，得到了菲涅耳深区散斑光强的一般表达式。
- The intensity distributing and the contributing range for using the serrated aperture are analyzed based on Fresnel diffraction theory. 应用菲涅耳衍射光强分布理论以及光轴上光强分布理论对波纹光阑在一定条件下的作用范围进行了分析。
- The intensity ripples of Fresnel diffraction are suppressed and the filling factor is improved by using the serrated aperture. 从光路的实际使用效果看,对比圆孔光阑,应用波纹光阑在其作用范围内实现了对光束衍射调制的抑制和填充因子的提高。
- This paper introduced an optical setup to perform fractional Fourier transformation by Fresnel diffraction with a converging spherical wave illumination. 提出了在会聚球面波照明下，用菲涅耳衍射实现分数傅里叶变换的光学装置。
- Numerical results demonstrate the advantages of super-Gaussian and serrated apertures in suppressing Fresnel diffraction modulations and maintaining relatively large fill factor. 数值计算结果表明,超高斯光阑和锯齿光阑的优点是能有效抑制菲涅尔衍射调制并有较大的填充因子。
- Using our method,the FFT program needs a little of computer memory to finish the calculation of Fresnel diffraction with the arbitrary interval of sampling and the demanded precision. This method can be extended conveniently to Collins? formula. 利用这种方法 ,只要用小容量 FFT程序 ,便能完成任意给定取样间隔或计算精度的菲涅耳衍射及柯林斯公式的计算
- Based on the Fresnel diffraction integral, the analytical expression for the field distribution of converging spherical waves passing through an annular aperture is derived and some special cases are discussed. 摘要基于菲涅耳衍射积分公式，推导出了会聚球面波通过环形光阑后场分布的解析公式，并讨论了一些特殊情况。
- Based on the theory of fractional Fourier transform (FRT) and one of its very important parameter, fractional order, the relationship between FRT and Fresnel diffraction are deduced and analyzed. 摘要基于分数傅里叶变换理论并以分数阶这一重要参量为纽带，推导和分析了分数傅里叶变换与菲涅耳衍射之间的关系；
- The statistical properties of dynamic speckles produced in the Fresnel diffraction field by the rotating cylindrical object considered to be a weak phase screen are investigated in detail. 研究了当旋转圆柱体表面满足弱散射体条件时，在菲涅尔衍射场形成的动态散斑的统计特性；
- Keywords subwavelength diffractive microlens;body-of-revolutionary finite-difference time-domain method;perfect matched layer absorbing boundary conditions; 亚波长衍射微透镜;旋转体时域有限差分法;完全匹配层吸收边界条件;
- Fresnel diffraction of a plane transmission grating 平面透射光栅的菲涅耳衍射
