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class="bm"> <div class="bm_c xld"> <b>国内有用电光调Q激光器生产打标机等机械加工设备的吗:</b><div class="postmsg">国内有用电光调Q激光器生产打标机等机械加工设备的吗</div> <div class="postmsg">应该有, 电光调Q脉冲宽度小,峰值功率高!!<br /> <br /> 据说BBO电光Q开光可以作到MHz频率,很有前景.</div> <div class="postmsg">有需要激光的的找我啊！！！！！！！！！！！电光的、声光的</div> <div class="postmsg"><div class="quote"><blockquote>应该有, 电光调Q脉冲宽度小,峰值功率高!!<br /> <br /> 据说BBO电光Q开光可以作到MHz频率,很有前景.<br /> <font size="2"><font color="#999999">laserfan 发表于 2009-7-17 09:45</font> <a href="http://oecr.com/bbs/redirect.php?goto=findpost&pid=573856&ptid=89979" target="_blank"><img id="aimg_Jlhwp" onclick="zoom(this, this.src, 0, 0, 0)" class="zoom" src="static/image/common/back.gif" onmouseover="img_onmouseoverfunc(this)" onload="thumbImg(this)" border="0" alt="" /></a></font></blockquote></div><br /> <br /> <br /> MHz？难吧？除非你说的是锁模腔倒空</div> <div class="postmsg">我们实验室在做呢，MHZ，不光是晶体可以支持，还有你的高压驱动电源也要支持。我打个比方吧，比如5KHZ重复频率下工作，你的高压可以用到6kV，但做到100kHz，你的高压要想还工作在6kV，电源的发热就很大了。电源和高压模块就需要加冷却了，比如水冷。MHz，你的电压可以做到多高，在这个重复频率下，电压值应该高不了，比如1KV，这时候就需要选择需要电压低的晶体了。总之，需要综合考虑电源，和电光调制晶体。电光调制北京也有做，做的很不错呢。<br /> 高科技，你们的高压驱动器在100kHz下工作，电压支持多大，需要不需要冷却系统呢，上升时间多少？和低重复频率下的上升时间一样么？</div> <div class="postmsg"><strong> <a href="http://bbs.oecr.com/redirect.php?goto=findpost&pid=573964&ptid=89979" target="_blank">5#</a> <i>constant</i> </strong><br /> <br /> 我公司常用的BBO工作电压3000V左右。我们的Q驱电源在100KHz时电压仍是3000V左右。不需要制冷系统。上升沿不变（5ns以下）</div> <div class="postmsg"><strong> <a href="http://bbs.oecr.com/redirect.php?goto=findpost&pid=573949&ptid=89979" target="_blank">4#</a> <i>wwwcai</i> </strong></div> <div class="postmsg"><div class="quote"><blockquote>我们实验室在做呢，MHZ，不光是晶体可以支持，还有你的高压驱动电源也要支持。我打个比方吧，比如5KHZ重复频率下工作，你的高压可以用到6kV，但做到100kHz，你的高压要想还工作在6kV，电源的发热就很大了。电源和高压 ...<br /> <font size="2"><font color="#999999">constant 发表于 2009-7-17 12:42</font> <a href="http://oecr.com/bbs/redirect.php?goto=findpost&pid=573964&ptid=89979" target="_blank"><img id="aimg_WIeKn" onclick="zoom(this, this.src, 0, 0, 0)" class="zoom" src="static/image/common/back.gif" onmouseover="img_onmouseoverfunc(this)" onload="thumbImg(this)" border="0" alt="" /></a></font></blockquote></div><br /> <br /> 是这个理。所以我说BBO要工作在MHz，而且又在正常的工作电压比如四分之一波电压的话，很困难。别说MHz了，上百kHz都困难。</div> <div class="postmsg">电光现在可是做到这么大重复频率啦，无语！！！！~~~~~~~~~~~~~~~~~~~</div> <div class="postmsg">电光调Q532nm内雕用激光器，<br /> 四川九斗星光电有限公司</div> <div class="postmsg">你是需要电光调Q激光打标机吗？我们公司有生产。需要请联系天津梅曼激光技术有限公司。<br /> MaimanLaser<br /> 天津梅曼激光技术有限公司<br /> 天津市南开区科研西路12号科技创业服务中心273室<br /> <a href="http://www.maimanlaser.com" target="_blank">www.maimanlaser.com</a><br /> 联 系 人：刘先生<br /> 联系电话：13512469859</div> <div class="postmsg"><div class="quote"><blockquote>我们实验室在做呢，MHZ，不光是晶体可以支持，还有你的高压驱动电源也要支持。我打个比方吧，比如5KHZ重复频 ...<br /> <font size="2"><font color="#999999">constant 发表于 2009-7-17 12:42</font> <a href="http://bbs.oecr.com/redirect.php?goto=findpost&pid=573964&ptid=89979" target="_blank"><img id="aimg_S0cGi" onclick="zoom(this, this.src, 0, 0, 0)" class="zoom" src="static/image/common/back.gif" onmouseover="img_onmouseoverfunc(this)" onload="thumbImg(this)" border="0" alt="" /></a></font></blockquote></div><br /> <br /> 以前查过一个国外的资料供参考：2.5mm通光孔径的BBO开关（估计晶体尺寸为3mm？），1/4电压为4kV；如果两块配对使用(消光比会比单块低)，1/4电压将为原来一半即2kV。</div> <div style="height200px;"></div> </div> </div> </div> </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" 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