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The Sciopticon manual : explaining lantern projections in general, and the Sciopticon apparatus in particular, including magic lantern attachments, experiments, novelties, colored and photo-transparencies, mechanical movements, etc. (1877)

Marcy, L. J. (Lorenzo J.) · Philadelphia : J.A. Moore · leaf 177

An illustration from The Sciopticon manual : explaining lantern projections in general, and the Sciopticon apparatus in particular, including magic lantern attachments, experiments, novelties, colored and photo-transparencies, mechanical movements, etc., 1877, leaf 177
MflNMflWM ShrH 168 SCIOTTICON MANUAL. together by uprights B B, and having longitudinal grooves, i i\ in which the slides will fit. A holding spring e crowds in the same direction as the latch, so the slide continues to be pressed against the front side of the grooves. When the slide-frame is in… … Fig. 43. grooves i i from right to left, until it occupies the field of the lenses. To change the picture, a second slide is in- serted in the grooves, and pushed after the first by the fore- finger, following in the lower groove. As soon as it reaches the V-shaped latch p, it pushes the latch and…

Lantern projection · Slides (Photography)

Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.

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