1. spherical Aberration球差

2. Coma 慧差

3. Astigmatism 像散

4. Petzval field cur场折

5. Distortion 畸变

6. Axial color 轴上色差

7. Lateral color轴外色差

https://www.cnblogs.com/LastKnight/p/10958021.html

离散时间傅里叶变换（DTFT）的性质及证明 – Seth的博客 – CSDN博客
https://blog.csdn.net/a493823882/article/details/78461614

https://blog.csdn.net/u010592995/article/details/86674123

https://www.zhihu.com/question/27352096

1. http://blog.sina.com.cn/s/blog_aec06aac01013m5g.html  理解SerDes 之一

2. https://www.xilinx.com/publications/events/designcon/2017/112gbps-serial-transmission-over-copperpam4-vs-pam8-slides.pdf   112G SerDes