在扫描电镜成像过程中，影响图像质量的因素比较多，本文针对不同样品介绍了选择最佳条件的方法。
Scanning Electron Microscope is a kind of highly sophisticated device with complicated structure. In the process of image formation there are quite a lot of factors affecting the image quality.
基于同扫描电镜成像过程有关的物理概念出发，还推导了有关改进仪器设计和功能所引用到的计算公式。
Basing on the physical concepts with the imaging process of SEM, the calculating equations used for improving the design and the function of the instrument have also been deduced.
碳基底上的纳米级金颗粒标样，该标样可进行扫描电镜的分辨率和成像质量的检测和校正。
These gold on carbon (Au/C) calibration standard samples have been specifically produced to enable high resolution capabilities of all kinds of high-end field emission scanning electron microscopes.
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