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
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