Unknown, 1750 c.+25
Louwman Collection of Historic Telescopes Arrow right Arrow left
Photo

photo - whole telescope
Basic Info

Maker: Unknown

Year: 1750 c.+25

Year Range: -

Year Notes:

Manufacturing Location:

Signature:

Signature Notes:

Inscriptions:

No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 220

Sources:

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.167. #220.

Public Notes:

"Small carved silver spyglass, combined with a sewing kit (length 11.3 cm). Unsigned, but attributed to Thomas Ribright, who according to a 1749-patent had the exclusive right of producing this kind of luxurious telescopes with accessories. Third quarter of the eighteenth century" (Louwman and Zuidervaart, 2013).

Length (open):

Length (closed):

F-ratio:

Exit pupil:

Object status:

Optical Basics

Objective type: unconfirmed

Optical style

Physical style pocket

Functional style

Materials: silver, glass

Optical/Lab Data

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

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