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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong><span>SBA-25 </span></strong><strong><span>子能带隙</span></strong><strong><span>光吸收测量系绞�/span></strong></p><p><strong><span>恒定光电流法（CPM）系绞�/span></strong></p><p><span>SBA-25 </span><span>子能带隙吸收测量系统</span><span>，包括一个卤素灯，单色仪，和一个斩波器，它在具有比能带隙更小的能量的交流光内能够照射单色光。光量由一个锁定放大器放大，然后监视和控制，在每个恒定波段通过ND滤波器保持光强度、�/span></p><p><span>在这个系统中放置了光强度监测器，让实时控制光强成为可能，然后光强度、样品测量和光强度变化之间的变化可以保持*小，从而可以得到良好的可重复的数据、�/span></p><p><strong><span>规格参数</span></strong></p><ol><li><p><span>波长范围</span><span>９�/span><span> 500</span><span>｝�/span><span>2100nm</span><span>＇�/span><span>2.5</span><span>｝�/span><span>0.6eV</span><span>� </span></p></li><li><p><span>照射面积� 6��6mm </span></p></li><li><p><span>辐射强度精度� ��5</span><span>� </span></p></li><li><p><span>面内辐照均匀性： ��10</span><span>％以� </span></p></li><li><p><span>光量稳定性： ��5</span><span>％以� </span></p></li><li><p><span>辐照强度范围� 100nW/cm<sup><span>2 </span></sup>~ 5</span><span>ｌ�/span><span>W/cm<sup><span>2</span></sup></span><span>＋�/span><span>同时监测光照强度和伺服机构，实时自动控制光强</span><span>、�/span></p></li><li><p><span>波长纯度� � 24nm (单色仪狭缝宽�? 4mm) </span></p></li><li><p><span>光学系统� 非嵌入式切尔尼特纳装置；光圈 F=4.3；倒线色散� 6nm/mm</span><span>＇�/span><span>600 lines/ mm ) </span></p></li><li><p><span>波长精度�?#177;0.2nm </span></p></li><li><p><span>照射光： 直流断续光，手动控制开� </span></p></li><li><p><span>斩波器： 0.1~100Hz </span></p></li><li><p><span>照射方向� 向下 </span></p></li><li><p><span>光强控制器： 用锁相放大器测量</span></p></li><li><p><span>样品电流测量� 连接电流放大器， 它的输出电压是由锁相放大器测野�/span></p></li><li><p><span>*小检测电流： 100fA(</span><span>０�/span><span>e</span><sup><span>-13</span></sup><span>A</span><span>（�/span></p></li><li><p><span>吸收系数测量范围� 6 位数</span></p></li><li><p><span>偏置电源�?V� 18V� 27V 一个分层电江�/span></p></li><li><p><span>规格� 1650(W)X700(D)��1530(H)mm (没有支架) </span></p></li></ol><p><span>19. 电源� 220V� 8A (使用降压变压器给系统供电)</span></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 name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="291220" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" 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）">