Collection Home > Telescopes > Multiple Draw > French Four-Draw Telescope
French Four-Draw Telescope
|Main Tube Length||9.5in||241mm|
|Main Tube Diameter||2.4in||60mm|
|Objective Clear Aperture Diameter||1.8in||46mm|
This telescope has a round parallel brass barrel, covered with brown leather. It has an extendable shade with a push-on lens cap. The objective lens is an achromatic doublet. It has four brass draws, a four-lens eyepiece, and a flared eyecup with a swivel 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.