Collection Home > Telescopes > Monocular-Single Draw > Monocular Opera Glass
Monocular Opera Glass
|Signature||Chevellier Ingenieur se S.A.R. Monsieur frere du ROI vis le Marche aux fleurs d Paris|
|Main Tube Length||2.0in||50mm|
|Main Tube Diameter||1.65in||42mm|
|Objective Clear Aperture Diameter||1.3in||33mm|
This monocular has a short round bell-shaped barrel, made of ivory. The objective lens is an achromatic doublet, contained in a brass cell. It has one brass draw (without retention), a single eyelens, and a flared brass eyecup. All the brass parts are silver plated. It is signed "Chevallier Ingenieur de S.A.R. Monsieur frere du ROI vis le Marche aux fleurs d Paris" on the draw, with the eyecup above.
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.