miao2 发表于 2006-7-11 22:04:00

镀膜求助

<p class="MsoNormal" style="MARGIN: 0in 0in 0pt;"><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">多层介质膜要求在</span><font face="Times New Roman">1060-1100nm</font><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">波长范围内有高反射率的峰，希望尽可能高。</span><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">在</span><font face="Times New Roman">900-980nm</font><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">的波长范围内有尽可能高的透射率。</span></p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt;"><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">如果有透射率随波长变化的振荡峰时，希望在</span><font face="Times New Roman">940</font><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">、</span><font face="Times New Roman">960</font><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">或</span><font face="Times New Roman">975nm</font><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">位置得到高透射率。</span></p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt;"><span lang="ZH-CN" 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: 0in 0in 0pt;"><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">镜片有两种，一种为垂直入射，另一种为角度入射（如</span><font face="Times New Roman">45</font><span lang="ZH-CN" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">度）。</span></p><p>参考曲线见<a href="http://www.cvilaser.com/CVIimages/Graphics/FLM-refl.gif">http://www.cvilaser.com/CVIimages/Graphics/FLM-refl.gif</a></p><p>只是蓝色的曲线要向右移动80nm才可以。</p>http://www.cvilaser.com/CVIimages/Graphics/FLM-refl.gif

wazxq 发表于 2006-7-12 21:57:00

<p>要S和P都要满足<font face="Times New Roman">900-980nm高透过 1060-1100nm高反射 还是和光满足就可以了 我的机器波长到不了刚好的设计波长，用其他方法作就有些做不好的可能了，不过可以试验 有量不，量大我就做，呵呵</font></p><p></p>
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