The sciopticon manual. Explaining Marcy's new magic lantern, and light, including magic lantern optics, experiments, photographing and coloring slides, etc (1874)
Marcy, L. J · [Philadelphia] Sherman · leaf 50
he dissolver to swing clear of the tubes, and the whole is held in place by a socket-spring at each end of the baseboard. The dissolver is operated by the handles at c, which are adjusted at the proper angle to limit the lateral movement of a to the distance between the tubes. Light the lamps in… … Fig, 17. in L while It is covered ; this reduces the disks to equal size on the screen. With the slides removed, and the dissolver in the position as shown in Fig. 16, spread the lanterns till the disks coincide. Directions for Producing the Dissolving Effects. — With the lanterns lighted, and…
Lantern projection · Slides (Photography)
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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