Maker: Unknown

Year: 1690 c.+10

Year Range: -

Year Notes:

Manufacturing Location: England [unconfirmed]

Signature:

Signature Notes:

Inscriptions:

No stand present.

Collection: Coll. Willach

Accession #: RW 062 [28] [2006 56] [2023]

Sources:

Project investigation

Public Notes:

Unsigned, and undated reverse taper, from the end of the 17 century. Larger mottled orange color main tube.

Length (open):

Length (closed):

F-ratio:

Exit pupil:

Object status:

Objective type: singlet

Optical style

Physical style

Functional style

Materials: wood, pasteboard, glass

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

Notes: