<table id="Table3" border="0" cellspacing="0" cellpadding="0" width="90%" align="center"> <tbody> <tr> <td height="30" background="../images/a-1_07.gif">ETT-0681透光儀</td> </tr> <tr> <td align="center"><img src="http://member.glass.com.cn/trade/128279062253125000.jpg" alt="" /></td> </tr> <tr> <td> </td> </tr> <tr> <td align="left"> <table border="1" cellspacing="0" cellpadding="0"> <tbody> <tr> <td colspan="3" width="651"><span>ETT-068透光儀</span></td> </tr> <tr> <td colspan="3" width="651"><span><strong>簡(jiǎn)介：<br /></strong>ETT-068便攜式透光儀主要用于測(cè)量各種玻璃和透明或半透明材料的可見(jiàn)光透射率。</span></td> </tr> <tr> <td colspan="3" width="325" valign="top"><span><strong></strong></span></td> </tr> <tr> <td colspan="3" width="651" valign="top"><span><strong>主要技術(shù)參數(shù)</strong></span></td> </tr> <tr> <td width="130"><span>型號(hào)</span></td> <td colspan="2" width="521"><span>ETT-0681</span></td> </tr> <tr> <td width="130"><span>探頭</span></td> <td colspan="2" width="521"><span>卡式探頭</span></td> </tr> <tr> <td width="130"><span>光源</span></td> <td colspan="2" width="521"><span>LED光源</span></td> </tr> <tr> <td width="130"><span>應(yīng)用范圍</span></td> <td colspan="2" width="521"><span>汽車(chē)制造、航空航天、玻璃制品等行業(yè)</span></td> </tr> <tr> <td width="130"><span>測(cè)量范圍</span></td> <td colspan="2" width="521"><span>0~100%</span></td> </tr> <tr> <td width="130"><span>測(cè)量顯示</span></td> <td colspan="2" width="521"><span>％光束透射</span></td> </tr> <tr> <td width="130"><span>被測(cè)物厚度</span></td> <td colspan="2" width="521"><span>≤8mm </span></td> </tr> <tr> <td width="130"><span>測(cè)量精度</span></td> <td colspan="2" width="521"><span>優(yōu)于±2%</span></td> </tr> <tr> <td width="130"><span>靈敏度</span></td> <td colspan="2" width="521"><span>0.1%</span></td> </tr> <tr> <td width="130"><span>工作電源</span></td> <td colspan="2" width="521"><span>DC9V×1</span></td> </tr> <tr> <td width="130"><span>環(huán)境溫度</span></td> <td colspan="2" width="521"><span>5℃~40℃</span></td> </tr> <tr> <td width="130"><span>相對(duì)濕度</span></td> <td colspan="2" width="521"><span>不超過(guò)85%</span></td> </tr> <tr> <td width="130"><span>統(tǒng)計(jì)功能</span></td> <td colspan="2" width="521"><span>平均值、較大值、較小值、測(cè)量次數(shù)</span></td> </tr> <tr> <td width="130"><span>附件</span> <span> </span></td> <td colspan="2" width="521"><span>⑴充電器1個(gè)  ⑵電池2塊   ⑶清潔布1塊</span> <span>⑷說(shuō)明書(shū)1份   ⑸保修卡1張   </span></td> </tr> </tbody> </table> </td> </tr> </tbody> </table>