29 September 2004 Design considerations comparing castings and weldments in large astronomical instrument construction
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Abstract
This paper will examine the advantages of using aluminum castings for large astronomical instruments for ground-based telescopes. The applications of such fabrication methods for the Sloan Digital Sky Survey telescope will be reviewed.
© (2004) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
R. French Leger, "Design considerations comparing castings and weldments in large astronomical instrument construction", Proc. SPIE 5495, Astronomical Structures and Mechanisms Technology, (29 September 2004); doi: 10.1117/12.549108; https://doi.org/10.1117/12.549108
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KEYWORDS
Aluminum

Telescopes

Astronomy

Annealing

Tolerancing

Mirrors

Optical fibers

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