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Pinhole Images

  1. Put pinhole array in primary focus.
  2. Insert the AO focus filter in front of the secondary focus.
  3. Turn AO on
  4. Turn CT off
  5. Check that closed loop = 100% (if not, ask staff)

  6. For the red beam:

    Run Mode: Save all for all cameras
    Enable: SOUP for the SOUP camera
    Repeats: 0  
    Frames: 125  

  7. Wait for about 3 sets of images
  8. For the blue beam:

    Run Mode: Save all for all cameras
    Enable: Rotatable Filter for rotatable filter camera
    Repeats: 0  
    Frames: 50  

  9. Wait for about 2 minutes.

Note that for successful MOMFBD restorations, it is important to take pinhole images at least once a day. This is to make sure that the cameras are still correctly aligned.


next up previous contents
Next: Dealing with Stored Data Up: System Calibration for Both Previous: Dark Field Images   Contents
Roy Henderson 2006-09-18