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Hello,</div>

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For the EIC-DIRC optical table side walls, I have found three candidates for sourcing the walls.</div>

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For any option, the end result will be six ~60" x 18" panels that are matte black in color on at least one side and the estimated lead time is ~2.5 weeks (If ordered today, we would get the items the week of March 17).<br>

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Also, the final cost may vary after all of the shipping and payment details are entered.</div>

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<span style="font-size:12pt;background-color:rgb(255, 255, 255)" class="elementToProof ContentPasted1">The table at the end contains full details on the three options.</span><br>

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A brief summary in differences between options is the amount of work needed to make them usable after delivery.</div>

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Option 1 is usable immediately after we receive it. Option 2 needs to have mounting holes drilled. Option 3 needs to be cut to size and have mounting holes drilled.</div>

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The cost and time it would take to drill and/or cut the panels in Options 2 and 3 are uncertain and depend on where the work is done (JLab Machine Shop or other).<br>

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Which option should be pursued? <br>

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I lean towards Option 1 since it results in a product that is immediately usable once it is delivered.<br>

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-Tyler<br>

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Option</td>

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Descriptor</td>

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Material</td>

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Actions Needed to Use with Optical Table</td>

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Source</td>

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Finish Type</td>

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Online Cost Estimate</td>

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1</td>

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Sized panels with mounting holes</td>

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0.063" thick aluminum</td>

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None</td>

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OSHCut.com</td>

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Powder Coating</td>

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$1,676.40</td>

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2</td>

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Sized panels without mounting holes</td>

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0.063" thick aluminum</td>

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Drill six mounting holes in each panel</td>

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Onlinemetals.com</td>

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Anodized</td>

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$675.36</td>

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3</td>

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Full panels without mounting holes</td>

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1/8" thick composite panel (aluminum skins sandwiching a polyethylene core)</td>

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Cut each panel in half, drill six mounting holes in each panel</td>

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Home Depot</td>

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Anodized</td>

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$465.82</td>

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