aLIGO Pcal Tooling, ETM Target Sheet

Document #:

LIGO-D1301014-v2

Document type:

D - Drawings

Abstract:

Target piece for the upper and lower Photon Calibrator (Pcal) beams, and camera alignment beams, at the ETM.

Files in Document:

• D1301014-v2 aLIGO Pcal Tooling, ETM Target Sheet.PDF (115.7 kB)

ICS/JIRA Record:

• d1301014

Topics:

• Installation
• Auxiliary Optics

Authors:

• Richard Savage
• Craig Conley

Keywords:

Pcal Tooling ETM Target Sheet

Notes and Changes:

MATERIAL:
-IS- 6061-T6 AL, ONLY
-WAS- 6061-T6 AL, 5052-H32 AL OPTIONAL

THICKNESS:
-IS- .125
-WAS- .10

CHANGES MADE TO THE GENERAL FOOTPRINT OF THE PART

ADDED 3 HOLE PATTERN AT TWO PLACES, SEE DETAIL "A"

WEIGHT:
-IS- .75 LB
-WAS- .77 LB

Referenced by:

• LIGO-D1301016-v1: aLIGO Pcal Tooling, Periscope ETM Target Assembly
• LIGO-E1300936: DCN- Initial Design of Pcal Alignment ETM and Viewport Targets