1) focusing error
聚焦误差
1.
The principle of the detection of the focusing error signal in a holographic optic head is dis- cussed.
讨论了全息光学头聚焦误差信号检测的基本原理。
2.
According to the principle of focusing error for two dimensions laser galvanometer scanning,a dynamic focusing optical model for correcting this error was put forward.
针对二维振镜存在的聚焦误差问题,根据产生聚焦误差的原理,采用动态聚焦技术补偿聚焦误差。
2) focus error
聚焦误差
1.
Analysis of the focus error characteristic in high density optical disk driver;
蓝光高密度光盘驱动器中聚焦误差特性分析
3) Focus error signal
聚焦误差信号
4) FE Focus Error
聚焦误差〖光驱〗
5) focusing error signal
(音响)聚焦误差信号
6) out-of-focus error
离焦误差
补充资料：冲击波聚焦效应