| 1. | In this paper , the testing set for near - cylindrical surfaces is simulated by computer
摘要采用计算机仿真技术模拟了近柱非球面的正入射式检测装置。 |
| 2. | The coefficients of reflection and transmission on the interface of two uniaxial crystals under normal incidence
正入射条件下光在两单轴晶体分界面的反射与透射系数 |
| 3. | Eut is comprised of four pre - filters , four pieces of multilayer optics , four stray light rejection filters , four detectors and a vacuum chamber
Eut由前端滤光片组、多层膜正入射光学系统、消杂光滤光片组、探测器和真空保护舱五个部分组成。 |
| 4. | It reformed the coventional grazing incidence method of reflecting x ray , and made it possible to reflect x ray in normal incidence way . it moves x ray optics forward greatly
它从根本上改变了传统的掠入射反射x光的方法，使正入射反射x光成为可能，并极大的促进了x光学的发展。 |
| 5. | Also , normal incidence is difficult to realize in practice . based on the above considerations , in this work , the transmission of a gaussian beam nonnormally through a fabry - perot etalon has been investigated
基于此，同时考虑到在应用中光束正入射fpf的情况往往是很难达到的，木文就高斯光束斜入射fpf后的透射光强分布进行研究。 |
| 6. | It is the first time to be brought out and designed that the solar x - euv imaging telescope integrates the grazing mirror and the normal incidence mirror . this design can fully meet the applied requirements according to simulation
太阳x - euv成像望远镜在国际上首次提出并设计实现单台设备集成掠入射望远镜和正入射望远镜系统，分析表明，该设计方式完全满足应用要求。 |
| 7. | The optical system is optimized to achieve 0 . 1 u m resolution over a o . lmm diameter image field of view and the mirrors of the objective were coated with mo / si multilayer to provide 45 % reflectance at near - normal incidence angle for 13 . 0nm radiation
经优化设计后， 0 . 1mm像方视场内的成像分辨率优于0 . 1 m ；近正入射条件下， schwarzschild微缩物镜主、次镜mo / si多层膜的实测反射率为45 。 |
| 8. | The non - singular extended 2 x 2 jones matrix is deduced to give the precise description of angular property under normal and oblique incidence . consequently , we draw a very important conclusion that the pif is insensitive to the incidence , and has a large numerical aperture
详细推导了适用于偏振干涉滤光片角度特性分析的无奇异点扩展2 2琼斯矩阵，对正入射和斜入射下的偏振干涉滤光片光学特性进行了精确描述，并分析出偏振干涉滤光片具有大数值孔径的重要特性。 |
| 9. | Biology , etc . owing to many merits has not yet been used to measure parameters of gratings . the paper researches on the subject in view of current lack of it . the main tasks of the paper include : analyzing ellipsometric characteristics of gratings in detail with vector diffraction theory and ellipsometrics ; devising a reflective quarter wave plate at normal incidence according to some ellipsometric characteristics ; making use of normal simplex algorithm during ellipsometric inversion of gratings parameters , inversing ellipsometric parameters with gaussian noise of different standard deviations to simulate actually measured values with examples of isotropic metallic and anisotropic step gratings and testing that ellipsometry about gratings parameters is feasible with the range of certain precision ; discussing choice of incidence angle at length
本论文的主要工作包括：结合光栅的矢量衍射理论和薄膜的椭偏理论，详细分析了光栅的椭偏特性；并且根据一些椭偏特性设计出一款正入射反射型单波长1 4波片；在光栅参数的椭偏反演中，引入正单纯形法作为反演算法，分别以各向同性的正弦形金属光栅和各向异性的阶梯型光栅为例，在标准椭偏值的基础上加入不同偏差的高斯噪声来模拟实际的椭偏测量值进行反演，在一定精度范围内得出满意的光栅参数，说明光栅参数的椭偏测量是可行的；还就入射角的选取问题进行了一定的探讨。 |
| 10. | When light travels through this system perpendicularly , the light after the first polarizer will divide into orthogonally polarized ordinary and extraordinary impulses . because of the difference between the extraordinary and ordinary indices of refraction of the crystal , after passing the crystal , the two orthogonally polarized impulses will be different in phase
光线正入射到这一系统，通过起偏振器后的偏振光投射到晶体上时分解为互相正交的寻常光和非常光，两束光由于折射率的不同经过晶体时会有一定的位相差。 |
