Heavy Brass Naval Spyglass 18 x 2 1/2, 44 oz's weight front middle and back lenses, will focus, Maker in England = Osborne Day/Night London written in SCRIPT on back one pull tube of wartime 1812 era? MECHANICALLY: Dinged and dents, Like all ONE pull's the inertia of pulling damages the fine Brass threads and unseats them. So you need to seat the flange properly then pull back slowly till focused. Dings can be repaired out, New leather can be placed around the tube. OPTICALLY: Clear optics, Uncoated Optics, 3 element design known in this time period.
Historical item, NOT a fake, the real McCoy! Beauty: Its extremely well for this early 19th century brass Naval spyglass. USE: Optical device of very high quality by Osborne of London, very collectible. The item "36 x 2 1/2 Osborne 1812 Brass Naval Spyglass One pull stamped Day/Night London" is in sale since Monday, July 4, 2016. This item is in the category "Antiques\Maritime\Maritime Telescopes".
The seller is "eastwestphoto" and is located in Easton, Pennsylvania. This item can be shipped worldwide.