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User name BM,RS,DA
Log entry time 22:23:21 on November16,2002
Entry number 90220
keyword=Change beam spot size
21:00 Call MCC, ask for beam spot size change: increase a factor of 3 in both directions.
21:35 Start a harp scan:
Hrap scan run: 28
Scaner #5 4ax: 74.0 um
Scaner #5 4ay: 90.6 um
Scaner #6 4bx: 49.0 um
Scaner #6 4by: 91.4 um
Ask MCC to try again.
21:55 Start a harp scan:
Harp scan run: 29
Scaner #5 4ax: 164.0 um
Scaner #5 4ay: 30.6 um
Scaner #6 4bx: 150.0 um
Scaner #6 4by: 56.8 um
Ask MCC to try again.
Harp scan run: 30
Scaner #5 4ax: 125.0 um
Scaner #5 4ay: 216.3 um
Scaner #6 4bx: 128.0 um
Scaner #6 4by: 181.4 um
Ask MCC to try again.
Harp scan run: 31
Scaner #5 4ax: 117.0 um
Scaner #5 4ay: 200.9 um
Scaner #6 4bx: 90.0 um
Scaner #6 4by: 194.7 um
Ask MCC to try again.
Harp scan run: 32
Scaner #5 4ax: 192.0 um
Scaner #5 4ay: 503.8 um
Scaner #6 4bx: 190.0 um
Scaner #6 4by: 442.0 um
Now, that is a big beam spot!