A new method for high accuracy in CCD edgemeasurement has been proposed by changing hardware composition of CCD system.
从改变CCD测量系统硬件构成出发,提出了一种提高CCD边缘测量精度的新方法。
2
The system precision is directly affected by the sample edgemeasurement precision in laser scanning measuring technology.
在激光扫描检测技术中,被测件边缘信号的检测精度将直接影响到系统测量的精度。
3
In the MTF measurement, the object is slant edge, compared with old edgemeasurement, it has no Angle adjustment device, and improved sampling frequency.