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Hi Marco Mirazita and Marco Contalbrigo,</div>
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Over the past two days, Mindy, Aaron, and I took d0 measurements on RICH spherical mirrors 5 and 5C.</div>
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After our meeting this morning, I was able to get the program that fits the d0 vs Z curve. Attached are the results as PDFs.</div>
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The table below has the fit value and also the radius of curvature from determined by the program.</div>
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<table style="border-collapse: collapse; box-sizing: border-box; width: 493px; height: 111px;" cellspacing="0" cellpadding="1">
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
Mirror<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
Position<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
Fit d0 [mm]<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
Fit Z [mm]<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
5<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
horizontal<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
1.98<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
2710.21<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
5<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
vertical<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
2.29<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
2703.53<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
5C<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
horizontal<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
2.26<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
2708.40<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
5C<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
vertical<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
3.31<br>
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<td style="width: 123px; border-color: rgb(171, 171, 171); border-style: solid; border-width: 1px; box-sizing: border-box; height: 22px;">
2700.78<br>
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As we discussed in the meeting today, we'll take additional sets of d0 measurements after trying to limit the background light noise in the room and taking multiple background measurements.</div>
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-Tyler<br>
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