光率体

矿物光率体主轴、晶轴、弹性张量的数学转换和计算机实现的方法

Mathematical transformation and its implementation on computer of mineral optical indicatrix axes , crystal axes and elastic modulus tensor

单轴晶光率体主截面内离散角的研究利用电缆进行悬挂的灯具，其主光轴与道路主轴成直角。

A Study on the Walk-Off Angle in the Optical Indicatrix s Principal Section of Uniaxial Crystal ; Luminaire designed to be suspended from a cable with its main beam axis at right angles to the axis of the road .

一种直接测定2V和光率体定位的多用三轴针台

A new three-axis spindle stage for direct measure-ment of 2V and indicatrix orientation determination

本文介绍了双轴晶体五种点群有效二阶非线性系数d（eff）~Ⅰ、d（eff）~Ⅱ在光率体主轴坐标平面上的解析表达式。

The paper introduces the analytic representation of the effective second nonlinear coefficients for 5 groups of biaxial crystals in the coordinate planes of optical ellipsoid .

以往是通过手工转图由光率体主轴获取晶轴和应力主轴的，把手工操作变为计算机运算和成图，是一个重要的附加课题。

The crystal axes and the principal stress axes are obtained from the optical indicatrix axes manually by turning the projection diagram as usual .

从菲涅耳定律出发，利用单轴晶的折射率面和光率体，讨论了在一般情况下单轴晶内部的光路问题。

We study the beam paths in uniaxial crystal with arbitarily oriented optical axis in general conditions , by it ′ s plane and ellipsoid of refraction index and Fresnel law .