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Mathematisch-Physikalischer Salon / Staatliche Kunstsammlungen Dresden Arrow right Arrow left
Basic Info

Maker: Unknown

Year: Unknown

Year Range: -

Year Notes:

Manufacturing Location: Unknown


Signature Notes:


No stand present.

Collection: Mathematisch-Physikalischer Salon / Staatliche Kunstsammlungen Dresden

Accession #: CIF 49


Helmut Schramm, Astronomische Instrumente Katalogue, Staatlicher Mathematisch-Physikalischer Salon, Dresden, Zwinger, item 7, pg. 14.

Public Notes:

One pull. Tube of paper. Objective tube with cover of brown-black paper with imitation leather surface (known as grapa-paper). Objective and ocular lens mounts of yellowish-grey horn. Objective mount and eyepiece diaphragm with threaded connection.

Length (open):

Length (closed): 94


Exit pupil:

Object status:

Optical Basics

Objective type: singlet

Optical style galilean

Physical style spyglass

Functional style


Optical/Lab Data

Drawtube data:

Drawtube notes:

Objective Data

CA curvature (diopters): CB curvature (diopters): PD lens power (diopters): fD focal length (mm): t thickness (mm): free aperture (mm): full aperture (mm): nD refractive index: ν Abbe No.:
Lens 1 180.00 28.50



Eyepiece 1
fD focal length (mm): free aperture (mm): full aperture (mm): s spacing (mm): CA curvature (diopters): CB curvature (diopters): M magnification: FOV field of view (degrees): Thickness:
Lens 1 15.00 2.00