Difference between revisions of "HRRL Alignment 2011"

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1.) Align laser through HRRL entrance and exit.
+
# Align laser through HRRL entrance and exit.
2.) place tanslators  
+
# place tanslators  
3.) move translator along HRRL direction and position until laser spot doesn't move out of two Iris's at limits of translator breadboard.
+
# move translator along HRRL direction and position until laser spot doesn't move out of two Iris's at limits of translator breadboard.
4.) Not you are aligned along the HRRL axis
+
# Not you are aligned along the HRRL axis
5.) Place mirror on translator and be sure laser beam goes back to HRRL gun.
+
# Place mirror on translator and be sure laser beam goes back to HRRL gun.
6.) Rotate stage 45 degrees
+
# Rotate stage 45 degrees
7.) Move along translator to center laser as much as possible through the experimental cell wall.
+
# Move along translator to center laser as much as possible through the experimental cell wall.
8.)
+
#
  
  

Revision as of 20:27, 1 April 2011

Alignment

Timeline

Completion Date Task
4/29/11 remove HRRL Gun
5/2/2011 Install alignment laser( Khalid's 2'x3' table in HRRL doorway)
5/3/2011 Install rotation and translation stages
5/9/2011 Align zero degree beam line
5/12/2011 Align 45 degree beam line
5/13/2011 Align 90 degree beam line

Procedure

  1. Align laser through HRRL entrance and exit.
  2. place tanslators
  3. move translator along HRRL direction and position until laser spot doesn't move out of two Iris's at limits of translator breadboard.
  4. Not you are aligned along the HRRL axis
  5. Place mirror on translator and be sure laser beam goes back to HRRL gun.
  6. Rotate stage 45 degrees
  7. Move along translator to center laser as much as possible through the experimental cell wall.


Should we increase the dipole gap? From 3/4" to what?

Equipment

Precision Rotation Stage

Thor Labs 1 arc sec resolution, 5 arc min accuracy, Rotator $2425, APT controller $1600,


Elliot Scientific Manual rotation, 5 arc sec resolution, $600


Primatics 50 arc sec accuracy, $11k


  1. Khalid's laser table 2' x 3' I

Positrons