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Description: | G.U. PATH (black stencil on the lid of the box). VIKERS-A.E.I. IMAGE SPLITTING EYEPIECE PATENT No 901319 U.S. PATENT No. 3068743 SWISS PATENT No. 393636 (Makers tradename and model stencilled on the side of the instrument in white). ENGLAND 1.5 X (country of manufacture and magnifying power of the eyrpiece stencilled in white on the front of the instrument). Hunterian Museum G.1986142 (typed on a self adhesive label removed) MANU Vickers-A.E.I. Limited. February 26, 1971 Trafford Park, Manchester, England. DES after ROEMER,Ole,Christensen. 1675 Paris Observatory, Paris, France. DES after ROCHON,Alexis,Marie,de. 1771 Paris, France. This muller birefringent prism double image micrometer eyepiece was fitted to a microscope so thst the size of small particles such as cells, bacteria or crystals could be accurately meassured. It has two quartz wedges in the optical train that super impose two images That can be separated by the micrometer. When the two images of the object are just separated the micrometer reading gives the cross sectional dimension of the object in that plane. | License: | http://www.hmag.gla.ac.uk/spirit/rights/ | Publisher: | Hunterian Museum and Art Gallery, University of Glasgow | Rights holder: | Hunterian Museum and Art Gallery, University of Glasgow | Subjects: | SCIENTIFIC COLLECTION : | Source: | Hunterian Museum | Creator: | Hunterian Museum and Art Gallery, University of Glasgow | Identifier: | http://www.huntsearch.gla.ac.uk/cgi-bin/... | Language: | en-GB | Go to resource |
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