Images(19)

telescope

Object NameContinuously Magnifying Telescope in Original Case

Manufacturer Richardson Family (English, active 1790-1830)

Made FromLacquered Brass, Glass, Mahogany, Bone, Paper

Dateabout 1810

TechniqueLacquered

Size(a) Telescope L (when collapsed): 37.7 cm, Diam (max): 6.4 cm; (a) Telescope L (when extended): 114 cm; (b) Case H: 8.2 cm, W: 40.5 cm, D: 9.1 cm

Accession Number2016.8.24

Curatorial Area(s)

Place Made

England, London

Physical DescriptionContinuously Magnifying Telescope in Original Case. (a) Lacquered brass, colorless glass, mahogany. Telescope is constructed of brass, with polished mahogany main tube, and extends from 37 cm to 114 cm by two long draw tubes, an optional third draw, plus a sunshade / aperture extension. It is equipped with a 1-5/8” diameter achromatic triplet objective, and a four-element eyepiece system of adjustable separation, giving fine erect images. (b) Original mahogany case with bone escutcheon, lacquered brass mounts, and printed paper label for "Richardson's Improved Telescope".
Provenance

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