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Title: Refracting telescope [Go to resource]
Description: Achromatic telescope, with an optical lens diameter of 1.4 inches, and focal length 30 inches, by Dollond, London, 1760-1775 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: terrestrial telescope
telescope - refractingTemporal: 1760-1775 Source: Science Museum Creator: Dollond family Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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