欧美精产国品一二三区视频精品久久综合1区2区3区激情,,国产精品综合一区二区不卡久久人妻av无码中文区四季,,日韩内射少妇

<li id="ssoae"><dl id="ssoae"></dl></li>
<table id="ssoae"><wbr id="ssoae"></wbr></table>
  • <li id="ssoae"></li>
  • <code id="ssoae"></code>
  • <li id="ssoae"></li>
  • 
    
  • <button id="ssoae"><tbody id="ssoae"></tbody></button>
    <button id="ssoae"></button>
  • <li id="ssoae"><input id="ssoae"></input></li>
  • <button id="ssoae"></button>
    <button id="ssoae"><tbody id="ssoae"></tbody></button>
    <li id="ssoae"></li>
    <cite id="ssoae"><center id="ssoae"></center></cite>
  • <sup id="ssoae"><tbody id="ssoae"></tbody></sup>
    <code id="ssoae"><tr id="ssoae"></tr></code>
    <rt id="ssoae"><pre id="ssoae"></pre></rt>
    <cite id="ssoae"><pre id="ssoae"></pre></cite>

    常用奧林巴斯生物顯微鏡視場(chǎng)數(shù)總結(jié)

    2020-09-04 09:32:41

    許多用戶在選購生物顯微鏡時(shí),有的關(guān)心顯微鏡物鏡參數(shù),有的則是需要更大的視野來滿足他們的科研要求,對(duì)目鏡也有所要求。所謂目鏡線視場(chǎng)的大小(單位:mm),它等于目鏡的視場(chǎng)光闌的直徑(當(dāng)視場(chǎng)光闌位于場(chǎng)鏡前)或視場(chǎng)光闌被場(chǎng)鏡所成像的直徑(當(dāng)視場(chǎng)光闌位于場(chǎng)鏡后)。下面我們就對(duì)幾款常見的生物顯微鏡的視場(chǎng)數(shù)做一個(gè)簡(jiǎn)單的總結(jié)。

    奧林巴斯生物顯微鏡視場(chǎng)數(shù)