光轴角

双轴晶体光轴角计算的新方法

New Calculation Method of the Optic Axial Angle of the Biaxial Crystal

负双轴晶体光轴角和光线轴角推导的新方法

New inference method of the optic axial angle and the ray axial angle of the negative biaxial crystal

光轴角近90°时二轴晶光性正负的判别

The Identification of Optic Sign of Biaxial Crystal at Optic Angle Near 90 °

非均质矿物的主折光率方程及二轴晶主折光率与光轴角的关系探讨

The equations of the principal refractive indices of anisotropic minerals and the relationship between the principal refractive indices of biaxial crystals and their optic angles

本算法先对地标点进行跟踪，然后利用实时的像点坐标、光轴平台角、无人机姿态角等信息，根据空间几何关系解算出无人机定位参数。

The algorithm follows the trail of ground target , then makes use of informations including the coordinates of real-time image points , platform angles of optical axises and posture angels of UAV to solve the UAV location parameters according to the relationship of space geometry .

从棱镜的组合方式、光轴取向、切割角和空气隙的选取等方面进行了偏振棱镜的设计；

Design the polarization prism from combination of its two part , the optical axis direction , cutting angle and the air-gap thickness .

通过对此等效距离的分析，发现存在临界入射角，当光轴以大于此角入射时，相对于自由空间传输情况，接收光束在空间上将出现压窄效应。

By analyzing this expression , the critical incident angle has been found and the received beam may be narrowed relative to free propagation when the incident angle of the optical axis is bigger than this angle .