A wonderful and most unusual magnifying glass / lens, perhaps for a watchmaker / repairer?
The convex lens stands on three adjustable legs, the frame to the lens is hinged for angling or folding, the brass stamped Webber Pat. 167999.
Excellent condition, measuring approximately 6" x 6" x 3" tall; the lens measuring 5 3/8" across x 2 1/2".
FREE Worldwide Registered Airmail Directly From London, England 7995
Unusual Folding / Adjustable Magnifying Glass - Webber Patent c.1900