However, too big laser power will bring on darken phenomenon of fused silica substrate;too quick scanning speed will produce the dithering and asymmetry of ablated lines.

• 但激光功率过大，会产生玻璃暗化，加工速度过高会产生刻蚀线条抖动、不均匀的现象，并分析这些现象产生的原因。