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Image / The 100-inch telescope mirror on grinding machine

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Title
The 100-inch telescope mirror on grinding machine
Date Created and/or Issued
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
Contributing Institution
Huntington Library
Collection
Photographs
Rights Information
For information on using Huntington Library materials, please see Reproductions of Huntington Library Holdings: https://www.huntington.org/library-rights-permissions
Description
The 100-inch mirror on the grinding machine, with concave surface polished and ready for parabolizing, showing the full sized polishing tool, & band for supporting the mirror when turn-table was tipped forward for testing. Photograph likely taken in the Optical laboratory in Pasadena, for Mount Wilson Observatory.
Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Type
Image
Format
image/tiff
Extent
1 8X10 print
Identifier
COPC 52
28049
http://hdl.huntington.org/cdm/ref/collection/p15150coll2/id/444
Subject
Glass grinding and polishing
Mirrors
Astronomical instruments
Optical instruments
Telescopes
Reflecting telescopes
Optical laboratories
Workshops
Interiors
Photographic prints. (gmgpc)
Place
Pasadena (Calif.)
Source
Photographs, Huntington Digital Library

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