大像素尺寸CCD光纤光谱�?参数-价格-中国粉体罐�/title>

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<p><span>AvaSpec-ULS2048L<span>不�/span>AvaSpec-ULS2048<span>相仿，但采用大尺寸像元线阴�/span>CCD<span>。因此，它具有更高的灵敏度，但价格适中、�/span>AvaSpec-ULS2048L<span>的像元高度比</span>AvaSpec-ULS2048<span>的像元高四倍，可提供更高的信噪比，同时暗噪声降位�/span>40%、�/span></p><p><span>AvaSpec-ULS2048L</span><span>光谱仪有很多选件，深紫外探测器镀膜可以加强在深紫外波段的响应，灵敏度增强透镜来提髗�/span><span>200-1100nm</span><span>的灵敏度，消二级衍射滤光片可以减小二级衍射效应。此外，</span><span>AvaSpec-ULS2048L</span><span>光谱仪可以提供多种不同规格的狭缝、光栅、光纤接口可供选择、�/span><span>可以通过一核�/span><span>USB2</span><span>线把</span><span>AvaSpec-ULS2048L</span><span>光谱仪与计算机相连，毎�/span><span>1.8ms</span><span>传输一幅光谱，积分时间可在</span><span>1.05ms</span><span>�?/span><span>10</span><span>分钟间设置、�/span><span>AvaSpec-ULS2048L</span><span>型光谱仪标配</span><span>AvaSoft-Basic</span><span>基础版软件、操作手册（包括一个快速操作指南）�?/span><span>USB</span><span>线、�/span></p><p><strong><span>技术参数：</span></strong><strong></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><strong><span>光学平台</span></strong></p></td><td><p><span>对称</span><span>Czerny-Turner</span><span>，焦跜�/span><span>75 mm</span></p></td></tr><tr><td><p><strong><span>波长范围</span></strong></p></td><td><p><span>200 � 1100nm</span></p></td></tr><tr><td><p><strong><span>分辨率（</span></strong><strong><span>FWHM</span></strong><strong><span>（�/span></strong></p></td><td><p><span>0.06 �?0 nm</span><span>，与配置有关（见下表（�/span></p></td></tr><tr><td><p><strong><span>灵敏�?/span></strong></p></td><td><p><span>470�?00</span><span>（单位：计数</span><span>/</span><span>微瓦每毫秒积分时间）</span></p></td></tr><tr><td><p><strong><span>探测�?/span></strong></p></td><td><p><span>2048</span><span>像元</span><span>CCD</span><span>阵列</span><span>;</span><span>像元尺寸更大</span></p></td></tr><tr><td><p><strong><span>信噪毓�/span></strong></p></td><td><p><span>300:1</span></p></td></tr><tr><td><p><strong><span>积分时间</span></strong></p></td><td><p><span>1.11ms� 10</span><span>分钟</span></p></td></tr><tr><td><p><strong><span>外型尺寸</span></strong><strong><span>/</span></strong><strong><span>重量</span></strong></p></td><td><p><span>175 x 110 x 44 mm</span><span>（单通道），</span><span>716g</span></p></td></tr></tbody></table><p><strong></strong></p><p><strong><span>AvaSpec-ULS2048L光谱仪分辨率�?FWHM)９�/span></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td colspan="7"><p><strong><span>狭缝宽度</span></strong><strong><span> (��m)</span></strong></p></td></tr><tr><td><p><strong><span>光栅线对�?/span></strong><strong><span> (</span></strong><strong><span>纾�/span></strong><strong><span>/mm)</span></strong></p></td><td><p><strong><span>10</span></strong></p></td><td><p><strong><span>25</span></strong></p></td><td><p><strong><span>50 </span></strong></p></td><td><p><strong><span>100</span></strong></p></td><td><p><strong><span>200</span></strong></p></td><td><p><strong><span>500</span></strong></p></td></tr><tr><td><p><strong><span>300</span></strong></p></td><td><p><span>1.0</span></p></td><td><p><span>1.4</span></p></td><td><p><span>2.5</span></p></td><td><p><span>4.8</span></p></td><td><p><span>9.2</span></p></td><td><p><span>21.3</span></p></td></tr><tr><td><p><strong><span>600</span></strong></p></td><td><p><span>0.40-0.53*</span></p></td><td><p><span>0.7</span></p></td><td><p><span>1.2</span></p></td><td><p><span>2.4</span></p></td><td><p><span>4.6</span></p></td><td><p><span>10.8</span></p></td></tr><tr><td><p><strong><span>830</span></strong></p></td><td><p><span>0.32</span></p></td><td><p><span>0.48</span></p></td><td><p><span>0.93</span></p></td><td><p><span>1.7</span></p></td><td><p><span>3.4</span></p></td><td><p><span>8.5</span></p></td></tr><tr><td><p><strong><span>1200</span></strong></p></td><td><p><span>0.20-0.28*</span></p></td><td><p><span>0.27-0.38*</span></p></td><td><p><span>0.52-0.66*</span></p></td><td><p><span>1.1</span></p></td><td><p><span>2.3</span></p></td><td><p><span>5.4</span></p></td></tr><tr><td><p><strong><span>1800</span></strong></p></td><td><p><span>0.10-0.18*</span></p></td><td><p><span>0.20-0.29*</span></p></td><td><p><span>0.34-0.42*</span></p></td><td><p><span>0.8</span></p></td><td><p><span>1.6</span></p></td><td><p><span>3.6</span></p></td></tr><tr><td><p><strong><span>2400</span></strong></p></td><td><p><span>0.09-0.13*</span></p></td><td><p><span>0.13-0.17*</span></p></td><td><p><span>0.26-0.34*</span></p></td><td><p><span>0.44-0.64*</span></p></td><td><p><span>1.1</span></p></td><td><p><span>2.7</span></p></td></tr><tr><td><p><strong><span>3600</span></strong></p></td><td><p><span>0.06-0.08*</span></p></td><td><p><span>0.10</span></p></td><td><p><span>0.19</span></p></td><td><p><span>0.4</span></p></td><td><p><span>0.8</span></p></td><td><p><span>1.8</span></p></td></tr></tbody></table><p><i><span>*</span></i><i><span>取决于光栅的起始波长；波长越长，色散越大，分辨率越高、�/span></i></p><p><strong></strong></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input 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