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Entry  Mon Jul 8 15:31:48 2013, Jenne, Update, ASC, POP QPD calibration prep 
    Reply  Tue Jul 9 11:41:22 2013, Jenne, Update, ASC, POP QPD calibration attempt 
       Reply  Tue Jul 9 16:08:32 2013, Jenne, Update, ASC, POP QPD calibration attempt 
          Reply  Fri Jul 12 21:23:42 2013, Jenne, Update, ASC, POP QPD calibration attempt ChangeVertMicrometer_July2013.pngChangeSideMicrometer_July2013.png
             Reply  Mon Jul 15 17:16:59 2013, Jenne, Update, ASC, POP QPD calibration attempt ChangeSideMicrometer_July2013_calib2.pngChangeSideMicrometer_July2013_calib1.pngChangeVertMicrometer_July2013_calib1.png
                Reply  Tue Jul 16 01:17:21 2013, Jenne, Update, ASC, POP QPD calibration attempt 
                   Reply  Tue Jul 23 01:30:27 2013, Jenne, Update, ASC, POP QPD analysis 9x
                      Reply  Fri Jul 26 13:39:30 2013, Koji, Update, ASC, POP QPD analysis 
Message ID: 8840     Entry time: Fri Jul 12 21:23:42 2013     In reply to: 8812     Reply to this: 8851
Author: Jenne 
Type: Update 
Category: ASC 
Subject: POP QPD calibration attempt 

These are the data, one plot for when the vertical QPD position was changed, and one for when the horizontal (yaw) QPD position was changed. 

The micrometer is in inches, so 1 unit is 0.1 inches, I believe.

Clearly, I need to redo the measurement and take more data in the linear region.

Attachment 1: ChangeVertMicrometer_July2013.png  238 kB  | Hide | Hide all
ChangeVertMicrometer_July2013.png
Attachment 2: ChangeSideMicrometer_July2013.png  232 kB  | Hide | Hide all
ChangeSideMicrometer_July2013.png
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