It is called the opticalwedge, when the refraction Angle of the refracting prisms is tiny.
当折射棱镜折射角很小时，称之为光楔。
2
Lock adjusting mechanism of two connecting rods and two opticalwedge lock nuts of sighting telescope center (No. 7 in Fig. 1).
锁紧二连杆的调整机构和瞄准镜中部的二个光楔锁紧螺母（图1序号7）。
3
A laser wavelength measurement system in the LabVIEW environment by measuring the distance of the interference fringes on the opticalwedge is introduced in this paper.