Iceland spar

Made:
1876 in Paris
maker:
Léon Laurent
Iceland spar, cut in three directions - perpendicular, parallel

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

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

License

Iceland spar, cut in three directions - perpendicular, parallel
Science Museum Group
© The Board of Trustees of the Science Museum

Iceland spar, cut in three directions - perpendicular, parallel, and oblique to the axis, by L. Laurent, Paris, France, 1876. Greatest measurement 2 1/2-inches. Inside glass dome fixed to wooden base. (Displayed with original label.)

Details

Category:
Optics
Object Number:
1876-341
Materials:
Iceland spar, metal (unknown), copper (alloy), brass (copper, zinc alloy), glass, wood (unidentified), wood (paint), wood (varnish), cotton (textile), velvet and cotton tape
Measurements:
overall: 320 mm x x , 370 mm, 3.85kg
prism: 65 mm x 70 mm x 75 mm, ,
type:
iceland spar and polarizer
credit:
Laurent, L�on