Maker: Unknown

Year: 1775 c.25

Year Range: -

Year Notes:

Manufacturing Location: Italy

Signature:

Signature Notes:

Inscriptions:

No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 104

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.104. #110.

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.105. #104.

Public Notes:

"Presumably Italian telescope. Main tube covered with shagreen-leather. Two pasteboard drawtubes covered with white parchment. Ferrules and end pieces made of horn. Unsigned. Length 32-68 cm, Ø 3.5 cm. Late eighteenth century" (Louwman and Zuidervaart, 2013).

Length (open): 680

Length (closed): 320

F-ratio:

Exit pupil:

Object status:

Objective type: singlet

Optical style

Physical style

Functional style

Materials: horn, parchment, pasteboard, shagreen

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

Notes: