The probe is based on an incremental glassscale insuring the best dimensional accuracy over the whole measuring span.
探头以增量光栅为基础，确保在整个测量范围中最好的空间精度。
2
Incremental glassscale with reference point. Measuring head mounted on a ball-bearing. Drive system can be locked or tighten. Fine adjust can also be additionally mounted (available as an option).
金属光栅尺带有零位参考点，测量头安装在滚珠轴承上，驱动系统可锁定并进行微调(需选加附件)。
3
What is clearly happening inside this glass capsule is happening less clearly at a great scale on Earth in the closing years of this millennium.