photographic replica diffraction grating (6000 lines to one Paris inch)

Made:
1888
photographic replica diffraction grating (6000 lines to one

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photographic replica diffraction grating (6000 lines to one
Science Museum Group
© The Board of Trustees of the Science Museum

photographic replica diffraction grating (6000 lines to one Paris inch), from an original grating by Norbert. Purchased at sale of late W. Lettsom, 1888.

Details

Category:
Optics
Object Number:
1918-110
Materials:
paper (fibre product), cardboard and glass
Measurements:
overall: 3.5 mm x x , 66 mm, .015kg
type:
diffraction grating - transmission
credit:
Court, Thomas Henry