Collection Home > Telescopes > Pre-Achromatic > Octagonal Pre-Achromatic Telescope
Octagonal Pre-Achromatic Telescope
|Main Tube Length||12.5in||318mm|
|Main Tube Diameter||1.3in||34mm|
|Objective Clear Aperture Diameter||0.6in||14mm|
This telescope has an octagonal parallel mahogany barrel. The brass objective lens cell has a built-in slide cover. The objective is a single non-achromatic lens and has been replaced. It has one segmented draw, a three-lens eyepiece, and a bulbous style eyecup with a slide cover. It is not signed by the maker.
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.