AvaSpec- ULS2048x64TEC热电制冷光纤光谱�?参数-价格-中国粉体罐�/title>

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<p><span>AvaSpec-ULS2048x64TEC-EVO是AvaSpec-ULS2048x64TEC光谱仪的升级版本，采用了7010电路板和制冷装置。由于采用制冷型背照式探测器，因此该光谱仪极大地充实了SensLine产品线。这款背照式探测器在紫外和近红外波段具有非常高的灵敏度，纵向 64 个像元的高度（达 0.89mm）可以保证采集到尽可能多的光子，同时探测器制冷功能可以保证在低噪声水平下积分时间可达 120 秒、�/span></p><p><span> AvaSpec-ULS2048X64TEC-EVO的热电制冷装置集成在低杂散光光学平台中，能够将探测器的温度相比于环境温度降低-30℃，从而有效降低了暗噪声基线并改善了光子响应度非均匀�?PRNU)。对探测器制冷的另一个好处是暗噪声减少了2-3 倍、�/span></p><p><span><span>AvaSpec-ULS2048x64TEC-EVO采用了一款低噪声版本2048x64探测器，并带有集成式冷却装置、�/span><span>同时，可更换狭缝选件使得光谱仪的更灵活地满足多种不同应用。由于具有上面提到的各种性能，AvaSpec-ULS2048x64TEC-EVO特别适用于弱光测量应用，如荧光和弱光拉曼测量，这些测量可能需要超�?秒的积分时间、�/span></p><p><strong></strong></p><p><strong><span>技术参�?/span></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>光学平台</span></p></td><td><p><span>超低杂散光对称式</span><span>Czerny-Turner</span><span>式光路设计，</span><span>75mm</span><span>焦距</span></p></td></tr><tr><td><p><span>波长范围</span></p></td><td><p><span>200-1160nm</span></p></td></tr><tr><td><p><span>分辨玆�/span></p></td><td><p><span>0.09-20nm</span><span>，取决于光谱仪配置（详见下方表格（�/span></p></td></tr><tr><td><p><span>杂散先�/span></p></td><td><p><span><1.0%</span><span>，取决于光栅</span></p></td></tr><tr><td><p><span>灵敏�?/span></p></td><td><p><span>300�?00</span><span>计数倻�/span><span>/uW </span><span>每毫秒积分时闳�/span></p></td></tr><tr><td><p><span>探测�?/span></p></td><td><p><span>背照式低噪声</span><span>CCD</span><span>探测器，</span><span>2048x64</span><span>像素</span></p></td></tr><tr><td><p><span>CCD</span><span>温度制冷</span></p></td><td><p><span>相对环境温差</span><span>=-35</span><span>℃，通常</span><span>5</span><span>ℂ�/span></p></td></tr><tr><td><p><span>温差</span><span>-35</span><span>℃下三级</span><span>Peltier</span><span>制冷电源</span></p></td><td><p><span>5VDC</span><span>＋�/span><span>3.0A</span></p></td></tr><tr><td><p><span>信噪毓�/span></p></td><td><p><span>550</span><span>９�/span><span>1</span></p></td></tr><tr><td><p><span>AD</span><span>转换�?/span></p></td><td><p><span>16</span><span>位，</span><span>500KHz</span></p></td></tr><tr><td><p><span>积分时间</span></p></td><td><p><span>9.7ms � 500s</span></p></td></tr><tr><td><p><span>接口</span></p></td><td><p><span>USB 2.0</span><span>高速（</span><span>480Mbps</span><span>（�/span><span>/ RS232</span><span>＋�/span><span>115200bps</span></p></td></tr><tr><td><p><span>采样速度（使用板上平均功能）</span></p></td><td><p><span>9.7ms</span><span>每次采样</span></p></td></tr><tr><td><p><span>数据传输速度</span></p></td><td><p><span>9.7ms</span><span>每次采样＇�/span><span>USB2</span><span>（�/span></p><p><span>432ms</span><span>每次采样＇�/span><span>RS-232</span><span>（�/span></p></td></tr><tr><td><p><span>I/O</span><span>接口</span></p></td><td><p><span>HD-26</span><span>接口＋�/span><span>2</span><span>个模拟输出，</span><span> 2</span><span>个模拟输入，</span><span>12</span><span>个数字双吐�/span><span>I / O</span><span>接口，触发，同步</span></p></td></tr><tr><td><p><span>电源</span></p></td><td><p><span>110-240VAC</span><span>＋�/span><span>50W</span></p></td></tr><tr><td><p><span>尺寸，重野�/span></p></td><td><p><span>250 x 179 x 144 mm� 3.6kg</span></p></td></tr></tbody></table><h2></h2><h2><span>AvaSpec-ULS2048x64TEC 光谱仪分辨率� (FWHM 值，单位 nm)</span></h2><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td colspan="7"><p><span>狭缝宽度 (��m)</span></p></td></tr><tr><td><p><span>光栅线对� ( � /mm)</span></p></td><td><p><span>10</span></p></td><td><p><span>25</span></p></td><td><p><span>50</span></p></td><td><p><span>100</span></p></td><td><p><span>200</span></p></td><td><p><span>500</span></p></td></tr><tr><td><p><span>300</span></p></td><td><p><span>1.4</span></p></td><td><p><span>1.5</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><span>600</span></p></td><td><p><span>0.70-0.80*</span></p></td><td><p><span>0.75-0.85*</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><span>830</span></p></td><td><p><span>0.42-0.48*</span></p></td><td><p><span>0.50-0.58*</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><span>1200</span></p></td><td><p><span>0.25-0.31*</span></p></td><td><p><span>0.37-0.43*</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><span>1800</span></p></td><td><p><span>0.17-0.21*</span></p></td><td><p><span>0.26-0.32*</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><span>2400</span></p></td><td><p><span>0.12-0.18*</span></p></td><td><p><span>0.18-0.24*</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><span>3600</span></p></td><td><p><span>0.09-0.12*</span></p></td><td><p><span>0.11-0.15*</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><tr><td></td><td colspan="4"><p><span>* </span><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></p></td><td></td><td></td></tr></tbody></table> </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 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curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">