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Description: | MARINE DISTANCE METER//PAT: NO.703// H.HUGHES & SON LTD//NO. 101
Black painted brass body with alloy fittings, wooden handle and rubber eyepiece.
Scale: graduated from 1-10 cables for distance and from 30-150 ft for height. Scale is a sliding fit to allow adjustment for height and is protected by hinged glass panel.
Optics: double-image principle focussed by milled knob at front end of instrument.
Fitted wooden box 6.75 x 4.4 x 4.6" (17.2 x 11.1 x 11.7cm) containing instructions for use inside lid.
AUDIT - object needs marking with its ID number and 1 part numbered. | Publisher: | "http://collections.rmg.co.uk/" | Subjects: | distance meters | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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