The University of Arizona
College of Optical Sciences

Collection Home > Telescopes > Multiple Draw > Variable Power Austrian Telescope

 

Multiple-Power Austrian Telescope

Signature Plossl in Wien

Date Mid-1800s
Dimensions English Metric
Extended Length 8.5in 216mm
Closed Length 3.8in 96mm
Primary Mirror Diameter 1.6in 41mm

Description

This Austrian-made brass telescope has a round parallel barrel with a beveled objective lens cell.  The objective lens is an achromatic doublet and has a push-on cap.  It has three draws, with a small handle fitted to the largest draw.  The eyepiece has a thumbwheel used to select between four different eye lenses.  The four lenses are labeled 1 through 4 and have different magnifications.  It is signed "Plossl in Wien" on the eyepiece draw with the eyepiece to the right.   

 

 

 


College of Optical Sciences
The University of Arizona, 1630 East University Boulevard, Tucson, Arizona U.S.A. 85721-0094

All contents copyright 2008  Arizona Board of Regents.