Ramsden, Jesse
Louwman Collection of Historic Telescopes Arrow right Arrow left

photo - whole telescope
Basic Info

Maker: Ramsden, Jesse


Year Range: 1762-1800

Year Notes:

Manufacturing Location: London, England

Signature: “Ramsden / London”

Signature Notes:


No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 214


Project investigation.

Louwman, P.J.K., and Zuidervaart, H.J., "A Certain Instrument for Seeing Far: Four Centuries of Styling the Telescope Illustrated by a Selection of Treasures from the Louwman Collection of Historic Telescopes". Wassenaar, 2013. p.164. #214.

Public Notes:

"Silver spyglass with one drawtube. Main tube covered with tortoise-shell. Length 16 cm, Ø 4.5 cm. Signed: ‘RAMSDEN LONDON’. Last quarter of the eighteenth century.

Jesse Ramsden worked in London as a self-employed instrument maker from 1762 until 1800" (Louwman and Zuidervaart, 2013).

Length (open): 160

Length (closed):


Exit pupil:

Object status:

Optical Basics

Objective type: unconfirmed

Optical style

Physical style spyglass

Functional style

Materials: silver, glass, tortoiseshell

Optical/Lab Data

Drawtube data:

Drawtube notes:

Objective Data