Unknown, 1775 c.
Louwman Collection of Historic Telescopes Arrow right Arrow left
Photo

photo - whole telescope
Basic Info

Maker: Unknown

Year: 1775 c.

Year Range: -

Year Notes:

Manufacturing Location: Italy

Signature:

Signature Notes:

Inscriptions:

No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 101

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. #107.

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.104. #101.

Public Notes:

"Presumably Italian telescope. Main tube painted with floral motifs on a yellow background. Four lightly coloured green pasteboard drawtubes. Ferrules and end pieces made of ivory . Silver coloured stamps on the drawtubes. Unsigned. Length 40-128 cm, Ø 4.5 cm. Late eighteenth century" (Louwman and Zuidervaart, 2013).

Length (open): 1280

Length (closed): 400

F-ratio:

Exit pupil:

Object status:

Optical Basics

Objective type: singlet

Optical style

Physical style

Functional style

Materials: ivory, pasteboard, unknown, paint

Optical/Lab Data

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

Notes: