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Date: |
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Description: | Dollond / London
The octagonal barrel of this achromatic telescope is made of mahogany and is slightly tapered. It has a single brass draw tube and brass fittings, including a sliding eyepiece cover. The objective lens cap is missing. The maker?s name appears on the draw tube as ?Dollond / London?.
AUDIT - item needs marking with its identity number. Focal length: 28". O.G.diameter: 1".
One lens loose inside correcting tube. No mechanical stop. Objective lens mount no longer attached.
The object glass lense is marked NAV1639.1 and can be viewed via the Whole/Part toggle.
caption: Polygonal telescope
caption: Polygonal telescope - inscription | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Subjects: | Achromatic lens achromatic telescopes | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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