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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Good Morning Dennis,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">We also went through this process and I learned quite a bit about “architectural” films and coating versus “photographic” films and coatings. After lots of testing we settled
on a photographic darkroom film that had a cutoff wavelength of 500 nm. 610 nm and 625 nm are available as well. The chart and link below my signature provide more detailed information.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">The chart below shows various darkroom films. We opted for the Yellow Gold 500. The film comes in rolls and is non-adhesive. We hired a local window tinting company to strip
off any architectural films and attach the YG10 with about 4 mm wide double stick tape. They did a great job, no wrinkles. At first I thought a non-adhesive film was a disadvantage but I changed my mind. A couple experts have told me that the best of films
can age and eventually may start leaking UV and need replacing, so the easily removable approach sounded good. Our films are about 4 years old and are not leaking yet but we stay vigilant.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.5pt;font-family:"Helvetica",sans-serif;color:black">.</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Best,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Vince<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Microsoft Sans Serif",sans-serif">Vincent K. Luciani<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Microsoft Sans Serif",sans-serif">NanoFab Manager<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Microsoft Sans Serif",sans-serif"><a href="http://www.cnst.nist.gov/"><span style="color:blue">Center for Nanoscale Science and Technology</span></a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Microsoft Sans Serif",sans-serif">National Institute of Standards and Technology<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Microsoft Sans Serif",sans-serif">100 Bureau Drive, MS 6201<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Microsoft Sans Serif",sans-serif">Gaithersburg, MD 20899-6200 USA<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Microsoft Sans Serif",sans-serif">+1-301-975-2886<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><i><span style="font-size:12.5pt;font-family:"Helvetica",sans-serif;color:#2F5597;mso-style-textfill-fill-color:#2F5597;mso-style-textfill-fill-alpha:100.0%">Any mention of commercial products is for information only; it does not imply
recommendation or endorsement by NIST</span></i><i><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2F5597;mso-style-textfill-fill-color:#2F5597;mso-style-textfill-fill-alpha:100.0%"><o:p></o:p></span></i></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><img border="0" width="807" height="399" style="width:8.4062in;height:4.1562in" id="Picture_x0020_1" src="cid:image001.jpg@01D285D7.CF69DC90" alt="http://www.encapsulite.com/images/Safelight%20Chart.jpg"></span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Chart Source:
<a href="http://www.encapsulite.com/graphic-arts-darkroom-safelight-rolls-p-100401.html#1-YToyOntzOjQ6ImdyaWQiO2k6MDtzOjE1OiJleHRlbmRlZGxpc3RpbmciO2k6MDt9">
http://www.encapsulite.com/graphic-arts-darkroom-safelight-rolls-p-100401.html#1-YToyOntzOjQ6ImdyaWQiO2k6MDtzOjE1OiJleHRlbmRlZGxpc3RpbmciO2k6MDt9</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> labnetwork-bounces@mtl.mit.edu [mailto:labnetwork-bounces@mtl.mit.edu]
<b>On Behalf Of </b>Dennis Schweiger<br>
<b>Sent:</b> Friday, February 10, 2017 11:20 AM<br>
<b>To:</b> Fab Network <labnetwork@mtl.mit.edu><br>
<b>Subject:</b> [labnetwork] "yellow" film for windows<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Good morning all,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">we're in the process of upgrading our lighting, and correcting a couple of the "yellow" light issues we've uncovered. We have windows within our facility that should have been covered, but weren't, and have some currently installed films
that don't filter out as much UV as we'd like. Has anyone recently worked with a film manufacturer, and found someone that can provide a roll stock material that works for them in a glass application, and something they're happy with? The couple of places
I've contacted so far are more into architectural films, so they're all over the variety of colors, but when I broach the subject of wavelength filtering to remove UV, it seems that's a "mad scientist" request.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thank you,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Dennis Schweiger<o:p></o:p></p>
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<p class="MsoNormal">Facilities Manager<o:p></o:p></p>
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<p class="MsoNormal">University of Michigan/LNF<o:p></o:p></p>
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<p class="MsoNormal">1301 Beal<o:p></o:p></p>
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<p class="MsoNormal">Ann Arbor, MI 48109<o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal">734.647.2055 Ofc<o:p></o:p></p>
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