The University of Arizona
College of Optical Sciences

Collection Home > Telescopes > Monocular Multiple-Draw > Wood and Brass Opera Glass


Wood and Brass Monocular


Number of Draws 2
Dimensions English Metric
Main Tube Length 1.7in 43mm
Main Tube Diameter 2.0in 50mm
Total Length 3.5in 90mm
Closed Length 2.0in 52mm
Objective Clear Aperture Diameter 1.4in 35mm


This monocular has a short round bulbous-shaped barrel, made of an unknown material resembling wood.  The objective is a single non-achromatic lens.  It has two brass draws, a single eye lens, and a flared eyecup.  It is not signed by the maker.



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