Careful study in the prism coupling method on refractive index measurement of optical waveguide substrates is given. The refractive indices of quartz, CaF2, LiF substrates and "C-813-8" gum plate were measured in two kinds of incident conditions and valuable measurement results are got. 本文对棱镜耦合法测波导衬底折射率进行了实验研究,在两种入射情况下,对石英玻璃、CaF2、LiF衬底及C-813-8胶块进行了折射率测量,并得到有益的实验结果。
Design of optical elements with axial-gradient indices 轴向梯度折射率光学元件的设计
It can be used to optimize the all optical switch design for different materials ( self focus and defocus), nonlinear indices and wavelengths. 此设计方法可以对不同的材料(自聚焦、自散焦)、不同的非线性折射率和波长等进行波导全光开关优化设计。
An| P,| W method for designing optical elements with axial-gradient indices is presented. 本文提出一种轴向梯度折射率光学元件的P、W设计方法。
Evaluating refractive indices of optical waves in biaxial crystals from refractive indices ellipsoid equation 从折射率椭球方程求双轴晶体中光波的折射率
Based on the relationship between windbreak structure ( optical porosity) and wind reduction, the chief indices for determining spacing interval, i.e., the windbreak structure index() and the parameter of microclimate, represented by the problem wind ( Lrp), were determined. 基于林带结构(疏透度)与风速降低的关系,确定了林带主带间距离的主要参数,即,林带结构系数(δ)和以主害风为代表的小气候参数(Lrp)。
In this paper, we have discussed the factorizations of the transfer matrix having complex elements and shown that these factorizations can be all realized physically by means of the optical system consisting of Gaussian transmission lenses immersed in the media with different refractive indices. 本文对复元素变换矩阵的分解作了讨论,并证明,这些分解方式物理上都可用由浸在不同折射率介质中的高斯透镜组成的光学系统来实现。
Retrieving Aerosol Optical Information From NDVI Indices in Renal Failure 从归一化植被指数提取气溶胶光学信息
To support assessing operational effectiveness of space equipment system, the relations between optical imaging reconnaissance satellite performance indices and probability of detecting targets and location errors were developed. Also developed was the models of information processing, relaying and transferring. 为支持航天装备体系作战效能评估,建立了光学成像侦察卫星性能指标与卫星发现目标概率和定位精度的关系以及信息处理与传递模型。
Aiming at the specialties of the passive optical component, the proper testing scheme and instruments were provided to verify the component's insert loss, polarization dependent loss and other main indices. 针对光无源器件的特点,对其插入损耗、偏振相关损耗等主要性能指标的测试方案、测试仪器的选择等方面进行了分析。
Analysis on Optical Characteristics of Electro-Optic Crystals from Refractive Indices Ellipsoid 电光晶体光学性质的折射率椭球分析法