The University of Arizona
College of Optical Sciences

Collection Home > Telescopes > Monocular Multiple-Draw > Ivory Opera Glass

 

Ivory Monocular

Signature Jecker, Paris

Date Early 1800s
Number of Draws 2
Dimensions English Metric
Main Tube Length 1.7in 43mm
Main Tube Diameter 2.2in 55mm
Total Length 4.3in 110mm
Closed Length 2.4in 62mm
Objective Clear Aperture Diameter 1.5in 38mm

Description

This monocular has a short, round bulbous-shaped ivory barrel.  The objective is a single non-achromatic lens that may have been replaced.  It has three brass draws, a single eye lens, and a flared eyecup.  It is signed "JECKER   PARIS" on the face of the eyecup.

 

 

 


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