讨论一下像质评价问题

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">在评价一个系统时，如何通过系统各个指标来判断该系统的质量？（比如对摄影物镜来说）</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">、一般情况下，用哪几个指标来判断？比如，</span><span lang="EN-US"><font face="Times New Roman">Ray Aberration</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">、</span><span lang="EN-US"><font face="Times New Roman">Spot Diagrams</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">、</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman">MTF</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">、塞德系数，等等，其中哪个指标最为权威？？或者说要达到设计要求，哪几个指标是必须达到的，或者都必须达到？</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">、在用</span><span lang="EN-US"><font face="Times New Roman">Spot Diagrams</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">评价成像质量时，主要用</span><span lang="EN-US"><font face="Times New Roman">RMS</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">还是</span><span lang="EN-US"><font face="Times New Roman">GEO</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">，对一个分辨力要达到</span><span lang="EN-US"><font face="Times New Roman">100 lp/mm</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">的系统，其</span><span lang="EN-US"><font face="Times New Roman">Spot Diagrams</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值要求达到什么程度？</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman">3</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">、点扩散函数和成像质量的关系，是不是点扩散函数很理想时，该系统的成像质量就很好？</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman">4</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">、</span><span lang="EN-US"><font face="Times New Roman">Image Analysis</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">菜单中的</span><span lang="EN-US"><font face="Times New Roman">Diffraction Image Analysis</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">项，当从图中看到衍射效果明显时，对系统成像的分辨本领影响大吗？</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"></font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">以上是本人学习</span><span lang="EN-US"><font face="Times New Roman">ZEMAX</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">过程中想了解清楚的一些问题，想请教一下大家，也希望大家提出新的问题，就像质评价问题进行讨论。谢谢！</span></p>

<span lang="EN-US"><font face="Times New Roman">MTF</font></span>

建议你看下怎么做像质评价