哪家公司可以 450nm的增透膜？
<p>求购450nm的自聚集透镜</p><p class="MsoNormal"><span class="EmailStyle15"><font face="Arial" size="2"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-bidi-font-size: 12.0pt;"><font color="#000000">1.8 mm diameter<p></p></font></span></font></span></p><p class="MsoNormal"><span class="EmailStyle15"><font face="Arial" size="2"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-bidi-font-size: 12.0pt;"><font color="#000000">0.23 pitch at450nm<p></p></font></span></font></span></p><p class="MsoNormal"><span class="EmailStyle15"><font face="Arial" size="2"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-bidi-font-size: 12.0pt;"><font color="#000000">Surface angle: 0 degree on both sides<p></p></font></span></font></span></p><p class="MsoNormal"><span class="EmailStyle15"><font face="Arial" size="2"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-bidi-font-size: 12.0pt;"><font color="#000000">AR coating: 600-900 nm<p></p></font></span></font></span></p><p class="MsoNormal"><span class="EmailStyle15"><font face="Arial" size="2"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-bidi-font-size: 12.0pt;"><font color="#000000">R0.5%</font></span></font></span></p><p class="MsoNormal"><span class="EmailStyle15"><font face="Arial" size="2"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-bidi-font-size: 12.0pt;"><font color="#000000"><a href="mailto:gcf1230@sina.com">gcf1230@sina.com</a></font></span></font></span></p><p class="MsoNormal"><span class="EmailStyle15"><font face="Arial" size="2"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-bidi-font-size: 12.0pt;"><font color="#000000"><p></p></font></span></font></span></p>
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