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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 10.0in 254mm
Main Tube Diameter 2.4in 62mm
Total Length 28.7in 729mm
Closed Length 11.5in 292mm
Objective Clear Aperture Diameter 1.1in 28mm

Description

This telescope has a round parallel brass and mahogany barrel. It has an extendable shade with a screw-on lens cap that has a sliding cover. The objective lens 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 of Night" on the draw, with the eyecup to the right. The following is engraved on the shade: "Bought by Fredrick Barnett 1795 This glass to stay in the Barnett name   JB Lewis 1901"

 

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