在该测试系统中利用全反射棱镜的偏振自补偿特性，实现了偏振光的空间转向传输。
Utilizing the characteristic of reflection prism in automatic polarization compensation in this test system, which realizes spacial veer transmission of polarization-light.
恒偏向棱镜是指能恒定改变光束传输方向的转向元件。
Constant deviation prism is a turning element which can invariably transform the propagating direction of the light beam.
根据棱镜调整理论，分析了由于平面反射元件的安装误差所导致的光束转向、光轴偏离系统光轴的情况，并推导出相应的精确表达式。
In this paper, according to the law of prism turning, due to the errors in planar reflector assembling, light axis departure from systemic axis and light turning are analyzed.
根据棱镜调整理论，分析了由于平面反射元件的安装误差所导致的光束转向、光轴偏离系统光轴的情况，并推导出相应的精确表达式。
In this paper, according to the law of prism turning, due to the errors in planar reflector assembling, light axis departure from systemic axis and light turning are analyzed.
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