NOT A MODERN COPY NOT A REPRODUCTION. William Harris London & Hamburg. This is a super monocular opera or spy glass has six draws. This allows to fold it down to a small tin-shaped device.
The magnification is about 2 times. The last tin-shaped body is 5cm in diameter (objective lens is 4cm) and only 3cm high. The spy glass is 4cm closed and 10.2cm opened. It is made of gilted copper?
All body parts are screwed into each other. The objective lens system consists of two lenses, one convex, the other concave [design:].
The objective body is covered with some other ceramic material as a sheath which has one simple split to repair. Harris & Co, 50 Holborn London & at Hamburg beautifully engraved on the surface of the ocular lens frame. So, this spy glass dates from 1813-48 by William harris & Co. The item "GEORGIAN ANTIQUE SPYGLASS MONOCULAR TELESCOPE 6 DRAW Wm HARRIS LONDON HAMBURG" is in sale since Friday, September 22, 2017.This item is in the category "Antiques\Science/Medicine\Scientific Instruments". The seller is "amgarchive" and is located in Skipton. This item can be shipped to United Kingdom, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Russian federation, Canada, Brazil, Japan, New Zealand, China, Israel, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Switzerland, Thailand, Chile.