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Description: | chromoscope used for viewing colour diffraction photographs. Twin eyepiece lenses allows viewing by both eyes. Hinged flap acts as stand so that box can be inclined on table for convenient viewing. Slides inserted into slot midway down right-hand side. Hinged end wooden flap gives access to internal mirror that directs light along body, through picture slide into eye piece. Patented technique by R.W. Wood; patent no. 553983 March 29, 1904; plus Herbert Ives patent no 817569; April 10, 1906; plus F.E. Ives patent no. 432530 July 22, 1890 and F.E. Ives multiple slit diffraction chromoscope patents pending; plate on front of box The Scientific Shop, Chicago. | License: | http://www.abdn.ac.uk/historic/Copyright_terms_conditions.shtml | Publisher: | ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments | Rights holder: | 47718 | Temporal: | 1904-1920 | Source: | University of Aberdeen | Creator: | The Scientific Shop | Identifier: | http://calms.abdn.ac.uk/Geology/dserve.e... | Go to resource |
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Dolerite
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Acquisition source: F.E. Tocher
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