An unusual and exceptional magic lantern, variable focus projector lens with 99% original lacquer and perfect optics. Proably European (given the dimensions), this unique lens offers an alternative focussing option rarely seen in the industry. Instead of the clumsy rack and pinion focussing seen in most English and American models, this lens focuses by arced (elliptical) screw and slot. Smooth action, perfect lenses, 55 mm. coarse thread OD, 45 x 10 mm. slider slot with twin knurled screws, 80 mm. long with a 10 mm. variable focal length.
Ask the Dealer
Mark Hacking (Scientifica Opticae Inc.) has been an avid collector/dealer for over 30 years. A former Science teacher, he has an innate love for anything natural or mechanical. Specializing in optical (microscopes, telescopes), surveying, medical, weighing and drawing instruments, he is an active participant of the Scientific Instrument Fair in London. Living in Stratford, Ontario, Canada, with his wife and two children; Mark looks forward to meeting as many fellow collectors as possible, and has a worldwide following on eBay (Sciopti).
Other items See all
- ~STUNNING PURE SILVER COINAGE and APOTHECARY SCALES~ 700 US (OBO)