[unknown maker], 1733
Helfenzrieder, Johann, Tubus astronomicus amplissimi campe Arrow right Arrow left
Photo

photo - whole telescope
Basic Info

Maker:

Year: 1733

Year Range: -

Year Notes:

Manufacturing Location:

Signature:

Signature Notes:

Inscriptions:

No stand present.

Collection: Helfenzrieder, Johann, Tubus astronomicus amplissimi campe

Accession #:

Sources:

Adler collection.

Public Notes:

The eye-end of a small refracting telescope visible on lower left of title page embellishment.

Length (open):

Length (closed):

F-ratio:

Exit pupil:

Object status:

Optical Basics

Objective type: unconfirmed

Optical style

Physical style

Functional style

Materials:

Optical/Lab Data

Drawtube data:

Drawtube notes:

Objective Data

Eyepieces

Notes: