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− | I learned how to polish fibers, starting with scintillating fibers. | + | I learned how to polish fibers, starting with scintillating fibers. Later I polished light guides while holding them so that they would not droop to the floor. |
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− | Ann Marie showed me how to straighten the fibers. | + | I cleaned fibers with damp lint-free rags. |
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| + | Ann Marie showed me how to straighten the fibers. I wrote a description of the procedure for straightening the fibers and put it on the wiki. |
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| + | I measured light guides at five places along the length of each fiber, both ways. |
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| + | At the end of the month, I swept rooms 403 and 405. |