100 µrad可重复性
避开或返回光路中
不锈钢材质长期稳定性好
安装Ø12.7 mm、Ø25.4 mm或Ø50.8 mm的光学元件
内置有定位槽与钢球精确定位
提供制动力，整个范围内均可锁定
使光学元件避开或返回光路
水平或竖直安装
带有角度刻线
固定式定心板，用于使安装在标准O型二轴光学调整架（如AMM-1B）中的光学元件的前表面与接杆的中心轴对齐。
可变定心板、用于使安装在精密光学调整架(如AMM3-1B)中的光学元件的前表面与接杆的中心轴对齐。
90°翻转/复原可实现避开光路或返回到光路中
翻转或复原重复性好
顶部螺纹规格：三个M4螺纹孔，中间一个M4沉头光壁孔
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