LIGO Document E1300038-v1

ECR - Pcal Periscope Mirror Alignment Pin

Document #:
Document type:
E - Engineering documents
Other Versions:
New Pcal vacuum part is needed to correct a design error in the Pcal Periscope Mirror Mount Bases. The new pin will be used in place of an originally intended COTS dowel pin.
Notes and Changes:
APPROVED - Work required due to interference issue. This was confirmed. Approved by Calum Torrie 16th Jan 2013 via DCN signature. Verbal approval was also given on 11th Jan 2013. Calum notes that Richard Savage and Jeffrey Lewis had also signed ECR. This was removed to allow this note of approval by systems to be added.

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