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Reports until 07:37, Thursday 19 December 2013
H1 IOO (IOO)
cheryl.vorvick@LIGO.ORG - posted 07:37, Thursday 19 December 2013 (9018)
IO PSL work yesterday

- IO_AB_PD2 and IO_AB_PD3 are now wired from the PSL table to the PSL rack.  IO_AB_PD2 has light, IO_AB_PD3 is not yet in place.

- IO_MB_M2 was swapped from the 2" 10% trans. optic to the 1" 2% trans. optic, BUT the 1" optic alignment and mount and optic all have issues, so the 2" optic and mount were reinstalled at the end of the day

--- optic mount (U100) needs 3 actuators to adjust the plane of the mirror - actuators interere with the blue mount

--- blue mount needs to be altered

--- 1" optic may have 2 small dings on the back side - I need to reclean it and verify

--- spare optic is completely screwed up with First Contact - has the old clear FC and would not come off - peek was pulling out o the FC - I applied red FC and a new peek tab, and still the clear FC is stuck to the optic, and of course it's stuck to the front side that will see high power - not sure how to save this optic right now

 

Alignment Irises I have on the table - with beam changes they are no longer centered, so here's the "code" for the good alignment

- High and left on my alignment iris after the bottom periscope mirror
- Centered on my alignment iris on NW corner of the PSL table

I'll center the irises after the new components are installed in the main beam.

 

To do list:

- install motorized rotation stage

- fix IO_MB_M2 mount and install 1" 2% trans. optic

- install IO_AB_PD3 - power before rotation stage

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