Spectrometer, fitted with replica of Rowlands grating

Made:: 1905-1907 in London

maker:: W Watson and Sons

Spectrometer, fitted with replica of Rowlands grating

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This image is released under a CC BY-NC-SA 4.0 Licence

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License this image for commercial use at Science and Society Picture Library

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This image is released under a CC BY-NC-SA 4.0 Licence

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License this image for commercial use at Science and Society Picture Library

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Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Spectrometer, fitted with replica of Rowlands grating, by W. Watson and Sons, London, England, 1905-7. Fitted with 5-inch circle, reading by Vernier to minutes, with case, rack focus to telescope etc. (see note)

Details

Category:: Optics

Object Number:: 1907-81

type:: spectroscope - spectrometer and instrument case

credit:: J.C. Stevens (Auction Sales)

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Parts

Spectrometer, fitted with replica of Rowlands grating (has fitted leather case)

Spectrometer, fitted with replica of Rowlands grating (has fitted leather case), by W. Watson and Sons, London, England, 1905-7. Fitted with 5-inch circle, reading by Vernier to minutes, rack focus to telescope etc.

Measurements:: overall: 205 mm x 320 mm x 290 mm, , 5.115kg

Materials:: metal (unknown) , copper (alloy) , brass (copper, zinc alloy) , cast iron , glass and silver plated

Object Number:: 1907-81 Pt1

type:: spectroscope - spectrometer and diffraction grating - reflection

Case for spectrometer

Case for spectrometer, W. Watson and Sons, London, England, 1905-7.

Object Number:: 1907-81 Pt2

type:: instrument case

Spectrometer eye piece mount flange and retaining bracket

Eye piece mount flange and retaining bracket with screw thread for spectrometer, fitted with replica of Rowlands grating, W. Watson and Sons, London, England, 1905-7.