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Optical Grating, English?, Mid-19th Century

Inventory Number 28965

Acknowledgement: © History of Science Museum, University of Oxford, inv.28965

Item type
Object
Provenance
Pres. by Mrs. P. Clarke
Primary inscriptions
None
Physical material
Glass
Dimensions
Height: 83mm Width: 82mm Depth: 2mm
Inventory No
28965
Accession Number
1972-3

Description

Optical grating with spiral ruling. Square glass sheet, spiral ruling to centre.

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