1. <acronym id="61g55"></acronym>

            1. <optgroup id="61g55"><em id="61g55"></em></optgroup>
              <ol id="61g55"><output id="61g55"></output></ol>
            2. <track id="61g55"><em id="61g55"></em></track>
              <strong id="61g55"></strong>
              1. <ol id="61g55"><blockquote id="61g55"></blockquote></ol>
                <span id="61g55"><sup id="61g55"></sup></span>
                1. plan apo objective with long working distance
                   
                  plan apo objective with long working distance

                   plan apo objective with long working distance

                  magnifcation 

                  5X             

                  10X

                  20X

                  Number aperture

                  0.12 

                  0.25

                  0.40 

                  Working distance

                  23.62

                  17.80

                  5.04 

                   

                  Copyright(C)2013-2014    南京英星光學儀器有限公司
                  亚洲人成在线网站播放_免费香蕉成视频人网站_忘忧草资源在线观看免费观看_97一级毛片全部免费播放