The M-VPH-3 Standard Optical Post Holder has a 3.0 in. (76.2 mm) height, and a spring-loaded brake shoe design which applies a constant force to 1/2 inch (12.7 mm) diameter optical posts even when the thumbscrew is loosened. This allows the orientation of an optical mount to be easily adjusted with one hand. This post holder is designed for standard posts, and has a M6 threaded hole in it's base. Pack of 10.

M-VPH-3标准光学柱架有3.0英寸。(76.2 mm)高度,弹簧制动蹄片设计,即使拇指螺丝松了,也能对1/2英寸(12.7 mm)直径的光学杆施加恒定的力。这使得光学安装的方向可以很容易地用一只手调整。本柱座是为标准柱设计的,底座上有一个M6螺纹孔。群10。