Dollond, 1775 c.+25
Louwman Collection of Historic Telescopes Arrow right Arrow left
Photo

photo - whole telescope
Basic Info

Maker: Dollond

Year: 1775 c.+25

Year Range: -

Year Notes:

Manufacturing Location: England

Signature: Dollond / London

Signature Notes:

Inscriptions:

No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 203

Sources:

Cocquyt, Tiemen "400 Years of Telescopes" booklet, Zeeuws Museum, 2008. Item 34.

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.161. #203.

Public Notes:

Telescope of tortoiseshell, leather, with silver fittings and eyepiece. Case of cardboard and ray skin.

"Drawtube covered with red morocco, tooled with floral motifs. With its original wooden case, covered with green ray skin. Length 9 cm, Ø 5 cm. Signed: ‘Dollond London’. Last quarter of the eighteenth century .

Length (open):

Length (closed): 90

F-ratio:

Exit pupil:

Object status:

Optical Basics

Objective type: singlet

Optical style

Physical style spyglass and pocket

Functional style

Materials: leather, tortoiseshell, silver, silver tooling

Optical/Lab Data

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

Notes: