Unknown, 1675 c.+25
Louwman Collection of Historic Telescopes Arrow right Arrow left
Photo

photo - whole telescope
Basic Info

Maker: Unknown

Year: 1675 c.+25

Year Range: -

Year Notes:

Manufacturing Location: Italy

Signature:

Signature Notes:

Inscriptions:

No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 91

Sources:

Project investigation.

Cocquyt, Tiemen. "400 Years of Telescopes" booklet, Zeeuws Museum, 2008. Item 12; Louwman catalogue, p. 100.

Louwman, P.J.K., and Zuidervaart, H.J., "A Certain Instrument to See Far: Four Centuries of Styling the Telescope Illustrated by a Selection of Treasures from the Louwman Collection of Historic Telescopes". Wassenaar, 2009. p.99. #98.

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.100. #91.

Public Notes:

"Presumably Italian telescope. Main tube and ferrules covered with brown leather, richly decorated with gold tooling. Four pasteboard drawtubes, covered with marbled paper. Length 31-92 cm, Ø 4 cm. Unsigned. Estimated to be made in the last quarter of the seventeenth century" (Louwman and Zuidervaart, 2013).

Length (open): 920

Length (closed): 310

F-ratio:

Exit pupil:

Object status:

Optical Basics

Objective type: singlet

Optical style

Physical style

Functional style

Materials: leather, paper, pasteboard, gold tooling

Optical/Lab Data

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

Notes: