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    User name paschke

    Log entry time 17:00:23 on May23,2004

    Entry number 122477

    keyword=1C12 OTR measurement


    Used OTR to "measure" beam width. (The SLI isn't working, according
    to MCC, so Arne will need to take a look at it if we need it.)

    This measurement is sensitive to threshold. I chose 47, which
    cuts the constant background, but changing that changes the
    measurement of spot size significantly. Anyway, with this threshold
    the width varies aroung 190 um x 140 um at 1C12.



    FIGURE 1