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Other Instruments by Dolland

 

Three-Draw Telescope with Sunshade

Signature Dolland, London

Date Circa 1800
Dimensions English Metric
Main Tube Length 10.1in 257mm
Main Tube Diameter 2.6in 66mm
Total Length 36.0in 914.4mm
Closed Length 11.2in 284mm
Objective Clear Aperture Diameter 1.4in 35mm

Description

This telescope has a round parallel brass and mahogany barrel. The mahogany portion of the barrel is covered with thick brown leather with sewn-in loops. The objective lens is mounted in a brass cell which has been screwed into the mahogany barrel. It has an extendable sunshade and a built-in sliding cover, which is missing. The objective is an achromatic doublet. It has three brass draws, a four lens eyepiece, and a tapered eyecup with a sliding cover. It is signed "Dolland London   Day or Night" on the eyepiece draw, with the eyecup to the right/

 

 

 

 

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