What is a marine telescope?

A marine telescope is an optical instrument specifically designed for use in maritime environments, featuring robust construction to resist sea air and rough handling. These instruments assisted sailors and officers in identifying distant ships, coastlines, and navigational hazards from the rolling deck of a vessel.

How do multi-draw spyglasses work?

Multi-draw spyglasses operate on a series of nested sliding tubes that collapse into a compact cylinder for storage and extend fully to achieve the necessary focal length. Users pull each section outward until fully extended, then adjust the final draw to bring the distant subject into sharp focus.

How can I date an antique spyglass?

Dating an antique spyglass involves examining the maker's signature, the materials used for the body and lens fittings, and the mechanical style of the draws. Stylistic shifts from eighteenth-century tapered wooden or brass barrels to standardised Victorian leather-clad brass tubes provide clear chronological markers.

Were these used at night?

Certain maritime instruments were designated as day or night spyglasses, featuring larger objective lenses designed to gather more ambient light in low-visibility conditions. Naval officers relied on these specialised optics during dusk, dawn, or overcast weather when standard telescopes proved insufficient.

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Antique Maritime Spyglass

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An antique maritime spyglass is a portable optical instrument designed for navigation and reconnaissance at sea, prized for its mechanical ingenuity and tactile brass construction.

Antique 3 Draw Telescope, English, Leather, Broadhurst Clarkson & Co, Edwardian

1900 - 1920

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Antique 3 Draw Telescope, English, Leather, Broadhurst Clarkson & Co, Edwardian

From London Fine Antiques

£985

FOR SALE

miscellaneous

Antique 2 Draw Telescope, English, Brass, Navigational Instrument, Victorian

19th century

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Antique 2 Draw Telescope, English, Brass, Navigational Instrument, Victorian

From London Fine Antiques

£1,195

FOR SALE

miscellaneous

Antique Officer of the Watch Telescope, English, After Dollond, Victorian, 1890

19th century

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Antique Officer of the Watch Telescope, English, After Dollond, Victorian, 1890

From London Fine Antiques

£1,095

FOR SALE

miscellaneous

19th century

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Cased Telescope

From D J Green Antiques

£195

FOR SALE

miscellaneous

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Antique Maritime Spyglass

Antique 3 Draw Telescope, English, Leather, Broadhurst Clarkson & Co, Edwardian

Antique 2 Draw Telescope, English, Brass, Navigational Instrument, Victorian

Antique Officer of the Watch Telescope, English, After Dollond, Victorian, 1890

Cased Telescope

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