The design of the CAM curves of the zoom system is critical to keep the precise, smooth and balance movement of the optical system.
变焦距光学系统凸轮曲线设计是保证光学系统变焦精确、平滑和驱动力均衡的关键。
2
Recently, optical burst switching, or OBS, which represents a balance between circuit and packet switching, has opened up some exciting new dimensions in optical networking.
最近，光突发交换技术的出现掀开了光通信技术的新篇章，它是光电路交换和光分组交换的折中方案。
3
Based on the principle of energy balance and equivalent optical length, a series of formulas have been derived.