double stadiometer

A novel dual field of view optical system with dual image was presented,the design methods of this system,the operational principle of beamsplitter and the optical wedge are discussed respectively.

介绍了一种双像双视场红外光学系统,对其设计方法、分光原理和分光元件进行了深入讨论。

Pohl s laser interferometer is used to survey the double shape deviation of the ridgy prism.

采用激光玻耳干涉仪测量屋脊棱镜的双像差 ,获得了比用自准直平行光管及经纬仪测量双像差高的测量精度 。