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<p class="MsoNormal">Hi Youry,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">I think the best routine will depend on the wattage of your system, frequency of use and of course the lamp manufacturer. I have a 350W in our MA6 and we turn off the LPC at the end of each day as it may be several days
until the next user (We have two MLA systems from Heidelberg). When you switch the lamp off you lose ≈ 8hrs of lamp life.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The life time for our Osram lamps is stated as 650hrs, I change them after when they reach 600 hours.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<span lang="EN-US">2-</span><span lang="EN-US" style="font-size:7.0pt;font-family:"Times New Roman",serif">
</span><span lang="EN-US">Change every ___ / wait for the power to decrease by ___ % / wait for it to fail<o:p></o:p></span></p>
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Every ___ month<o:p></o:p></p>
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<p class="MsoNormal"> off<o:p></o:p></p>
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<p class="MsoNormal"> 650hrs<o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Kind regards<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Mark. <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;color:black">From: </span></b><span style="font-size:12.0pt;color:black"><labnetwork-bounces@mtl.mit.edu> on behalf of Youry Borisenkov <yb2471@columbia.edu><br>
<b>Date: </b>Friday, 5 July 2019 at 21:59<br>
<b>To: </b>"labnetwork@mtl.mit.edu" <labnetwork@mtl.mit.edu><br>
<b>Subject: </b>[labnetwork] MA6 lamp life<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">HI Everyone,<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">I have 3 quick questions about your policy for changing the UV-lamp on the MA6 (Karl Suss) mask aligners. <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">1. do you turn off the UV - power supply during nights and weekends? or just leave it on?<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">2. do you change the UV lamp on a regular basis (after 1 month or so)? or you monitor it's power and have a lower limit before you decide to change it? or you just wait for it to
fail and then change it?<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">3. how often do you change the lamp?<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><o:p> </o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thanks and Happy July 4<sup>th</sup><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Youry<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><o:p> </o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">P.S.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">You can use this template to reply):<o:p></o:p></p>
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2-<span style="font-size:7.0pt;font-family:"Times New Roman",serif"> </span>
Change every ___ / wait for the power to decrease by ___ % / wait for it to fail<o:p></o:p></p>
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3-<span style="font-size:7.0pt;font-family:"Times New Roman",serif"> </span>
Every ___ month<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><o:p> </o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Youry Borisenkov, Ph.D.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Process Engineer at CNI Shared Labs<o:p></o:p></p>
<p class="MsoNormal">CEPSR/MC 8903<br>
530 west 120th st. NY<br>
NY 10027<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Work 212-851-5688<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Cell 646-592-1514<o:p></o:p></p>
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