THz高透膜�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span><strong><span><strong>THz高透膜屁�/strong></span></strong></span></p><p><span><strong></strong></span></p><p></p><p><span>众所周知，由于高反射损耗，晶体材料的THZ波投射率不高（HRFZ-Si的透过率只�?4%，石英晶体的THZ波段透过率约70%）。而THZ高反膜可以用来降低反射损耗、�/span></p><p><span>我们提供聚乙烯（polyethylene）和聚对二甲苯（parylene）材料的膜层。我们提供针对平面镀的聚乙烯膜技术，通常只是用在窗口镜上、�/span></p><p><span>平面的聚对二甲苯（parylene）膜层在微电子领域是比较知名的。我们的聚对二甲苯（parylene）可以镀在平面或者球面上，因此，该技术可以用在窗口和透镜上、�/span></p><p><span>高透波段可以根据客户需要定制。我们定制从60��m�?300 ��m的高透膜、�/span></p><p><strong></strong></p><p><span><strong><span>我们提供以下高透膜９�/span></strong></span></p><p><span><strong><span>1.两面高逎�/span><span>９�/span></strong></span></p><p><span>通常用在窗口镜或者半月透镜上、�/p><p>下面的波段可以提供：</p><p>- 聚乙烯膜� - 60-80 ��m� 110-160 ��m� 160-220 ��m� 320-430 ��m� 375-510 ��m� 480-650 ��m� 535-725 ��m� 645-870 ��m� 695-940 ��m� and 965-1305 ��m</p><p>- 聚对二甲苯膜� 99-125 ��m.</p><p>HRFZ-Si 可以镀聚乙烯膜层和聚对二甲苯膜层，而石英晶体只能镀聚对二甲苯膜层、�/p><p>镀了高透膜以后，上面提到的波长可达到≥90% 的透过率、�/p><p>镀聚乙烯膜层和没镀膜的HRFZ-Si 窗口镜，镀聚对二甲苯膜层和没镀膜的石英晶体窗口镜的透过率如下图９�/span></p><p></p><p></p><p><span>镀聚对二甲苯膜层和没镀膜的石英晶体，高透膜�?9-125 ��m、�/span></p><p><span><strong><span>2. 单面高透膜: </span></strong></span></p><p><span>通常用在半球透镜上，平面不镀膜，该透镜通常用在THZ-TDS系统或者超导热辐射系统中光电导天线的THZ耦合中�?9 um�?25 um的高透膜一般是针对一些特殊应用的。高透膜可提高半球透镜30%透过率。测量半球透镜的透过率是很困难的，我们的透过率曲线是模拟出来的、�/span></p><p></p><p>模拟的单面镀聚对二甲苯膜层和没镀膜的石英晶体. 高透膜�?9-125 ��m、�/p><p>我们的一个客户通过实验证实了镀膜后透过率的提高�?11um的功率提高了30-50%。未镀膜的HRFZ-Si半球透过率只�?%。这个是由内反射决定的，**的内反射角大约是17度。由于硅材料的高折射率，球透镜的通光口径只有40%。聚乙烯高透膜以及聚对二甲苯膜的高透波段是不一样的、�/p><p></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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