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CMS-2025-003

Mirrored Surface Use and Measurement in Spacecraft Assembly and Test

Robert P. Elliott, Jr.

Title graphic for CMS-2025-003: Mirrored Surface Use and Measurement in Spacecraft Assembly and Test

Abstract

Why mirrored surfaces are used in spacecraft assembly and test, how they are measured, and why a laser tracker is the right instrument for it. Covers cube and mirror characteristics, how not to measure a mirror, and the two laser tracker methods – direct autocollimation and the 2-shot approach – with a case study.

Cite this paper

Robert Elliott. Lockheed Martin Space. Presented at the Coordinate Metrology Systems Conference 2025, Reno, Nevada, July 21-25, 2025. Coordinate Metrology Society, reference CMS-2025-003.