Maker: Unknown

Year: 1700 c.

Year Range: -

Year Notes:

Manufacturing Location: Germany

Signature:

Signature Notes:

Inscriptions:

No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 86

Sources:

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.96. #91.

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.98. #86.

Public Notes:

"(Presumably) German telescope. Main tube and ferrules covered with light green coloured parchment. Six drawtubes, covered with white parchment, tooled with floral motifs. Fittings made of wood. Length 80-231 cm, Ø 7 cm. Unsigned. Presumably made in the early eighteenth century" (Louwman and Zuidervaart, 2013).

Length (open): 2310

Length (closed): 800

F-ratio:

Exit pupil:

Object status:

Objective type: singlet

Optical style

Physical style

Functional style

Materials: parchment, wood

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

Notes: