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id="recommendv_subtract">0</span></i></a> </div> </td> <td valign="top" class="album_side_r"> <div class="album_side"> <div class="hm mtn mbn"> <a href="http://club.oecr.com/space-uid-162187.html" target="_blank" class="xi2"><img src="http://www.oecr.com/uc_server/avatar.php?uid=162187&size=small" /></a> <span class="tit_author"> <a href="http://club.oecr.com/space-uid-162187.html">cofiber612</a> </span> </div> <div class="date"><span>发布时间:</span> 2016-11-9 14:02</div> <div class="album_info"> <h3>正文摘要: </h3> <p> 本帖最后由 cofiber612 于 2016-11-9 16:55 编辑 绵阳超光通信有限公司(现改名为四川梓冠光电科技有限公司)主要生产光开关，光衰减器。下面主要简单介绍下光衰减器。 光衰减器有以下 ...</p> </div> </div> </td> </tr> </table> </div> </div> <div class="bm vw pl" id="comment"> <div class="bm_h cl"> <h2>回复</h2> </div> <div class="bm_c"> <div id="postlistreply" class="xld xlda mbm"><div id="post_new" class="viewthread_table" style="display: none"></div></div><div id="post_1202109" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-162187.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=162187&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-162187.html" target="_blank" class="xi2">cofiber612</a><em id="author_1202109"> 发表于</em> <span class="xg1 xw0">2017-2-22 09:55:16</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_1202109"> 欢迎来电咨询，交流。。。<img src="static/image/smiley/Tiger/17.gif" smilieid="155" border="0" alt="" /><img src="static/image/smiley/Tiger/17.gif" smilieid="155" border="0" alt="" /><img src="static/image/smiley/Tiger/17.gif" smilieid="155" border="0" alt="" /></td></tr></table> </div> <div id="comment_1202109" class="cm"> </div> <div id="post_rate_div_1202109"></div> </div> </dd> </dl> </div> <div id="post_1200226" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-162187.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=162187&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-162187.html" target="_blank" class="xi2">cofiber612</a><em id="author_1200226"> 发表于</em> <span class="xg1 xw0">2017-1-3 10:03:48</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_1200226"> 新年衰减器，大优惠了。。。。</td></tr></table> </div> <div id="comment_1200226" class="cm"> </div> <div id="post_rate_div_1200226"></div> </div> </dd> </dl> </div> <div id="post_1199591" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-162187.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=162187&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-162187.html" target="_blank" class="xi2">cofiber612</a><em id="author_1199591"> 发表于</em> <span class="xg1 xw0">2016-12-12 14:55:34</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_1199591"> 年底光开关，衰减器等产品价格大优惠了，以回馈广大客户</td></tr></table> </div> <div id="comment_1199591" class="cm"> </div> <div id="post_rate_div_1199591"></div> </div> </dd> </dl> </div> <div id="post_1198497" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-162187.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=162187&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-162187.html" target="_blank" class="xi2">cofiber612</a><em id="author_1198497"> 发表于</em> <span class="xg1 xw0">2016-11-28 10:00:49</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_1198497"> 衰减量和插入损耗是光衰减器的重要指标，固定光衰减器的衰减量指标实际上就是其插入损耗，而可变衰减器除了衰减量外，还有单独的插入损耗指标，高质量的可变衰减器的插入损耗在1.0dB以下，一般情况下普通可变衰减器的该项指标小于2.5dB即可使用。在实际选用可调衰减器时，插入损耗越小越好。但这势必会牵扯到价格。<img src="static/image/smiley/Tiger/03.gif" smilieid="141" border="0" alt="" /><img src="static/image/smiley/Tiger/03.gif" smilieid="141" border="0" alt="" /></td></tr></table> </div> <div id="comment_1198497" class="cm"> </div> <div id="post_rate_div_1198497"></div> </div> </dd> </dl> </div> <div id="post_1195186" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-162187.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=162187&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-162187.html" target="_blank" class="xi2">cofiber612</a><em id="author_1195186"> 发表于</em> <span class="xg1 xw0">2016-11-21 13:06:44</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_1195186"> 绵阳超光通信有限公司(现改名为四川梓冠光电科技有限公司)主要生产光开关，光衰减器<img src="static/image/smiley/Tiger/02.gif" smilieid="140" border="0" alt="" /><img src="static/image/smiley/Tiger/02.gif" smilieid="140" border="0" alt="" /><img src="static/image/smiley/Tiger/02.gif" smilieid="140" border="0" alt="" /></td></tr></table> </div> <div id="comment_1195186" class="cm"> </div> <div id="post_rate_div_1195186"></div> </div> </dd> </dl> </div> <div id="post_1194874" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-162187.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=162187&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-162187.html" target="_blank" class="xi2">cofiber612</a><em id="author_1194874"> 发表于</em> <span class="xg1 xw0">2016-11-14 09:48:24</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_1194874"> 绵阳超光通信有限公司(现改名为四川梓冠光电科技有限公司)主要生产光开关，光衰减器。</td></tr></table> </div> <div id="comment_1194874" class="cm"> </div> <div id="post_rate_div_1194874"></div> </div> </dd> </dl> </div> </div> </div> </div> <script type="text/javascript"> new lazyload(); </script> <div class="wp mtn"> <!--[diy=diy3]--><div id="diy3" class="area"></div><!--[/diy]--> </div></div> </div> <!--autocomment filter by maxnum--> <div class="ft_wp"> <div id="ft" class=" cl"> <div id="flk" > <p> <a href="http://wpa.qq.com/msgrd?V=3&Uin=20600600&Site=光电工程师社区&Menu=yes&from=discuz" target="_blank" title="QQ"><img src="static/image/common/site_qq.jpg" alt="QQ" /></a><span class="pipe">|</span><a href="http://m.oecr.com" >手机版</a><span class="pipe">|</span><a href="http://so.oecr.com" title="站内搜索" target="_blank" >搜索</a><span class="pipe">|</span><a href="http://www.focaloptics.com" title="主办单位：武汉焦点光学技术有限公司" target="_blank" >焦点光学</a><span class="pipe">|</span><a href="http://www.oecr.com" 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