F4488-002

Portable telescope- draw tube inscription Long Caption: This achromatic telescope has a leather-covered barrel and four brass draw tubes. The smallest draw tube has three lines on it, indicating the positions for magnifying powers of 30, 35 and 40. The other brass fittings include a sliding eyepiece cover, a sliding sunshade and an objective lens cap. Credit line: © National Maritime Museum, Greenwich, London. Adams Collection Object: NAV1629 Artist: Edward G. Wood Date: circa 1880 Medium: leather; brass; glass Size: length: 255 mm (closed, with cap), 758 mm (fully emm xtended); diameter: 49 mm (barrel) Click here to buy a bespoke print of this image.