Optic projection : principles, installation and use of the magic lantern, projection microscope, reflecting lantern, moving picture machine (1914)

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CHAPTER I THE MAGIC LANTERN WITH DIRECT CURRENT ARC LAMP AND ITS USE. § 1. Apparatus and Material for Chapter I: Suitable projection room with screen (Ch. XII) ; Magic lantern (§ 3-19) ; Arc lamp, automatic or hand-feed, with fine adjustments, lamp-house and wiring for current up to 25 amperes (fig. 3); Cored carbons adapted to the current (§ 7 53 a) ; Rheostat; Lantern table (Ch. XII) ; Double-pole, knife switch (§ 8) ; Ammeter (§ 7); Incandescent lamp or flashlight (§ 14-15); Gloves with asbestos patches (§ 27); Lantern slides; Opera-glasses (§ 38); Testing incandescent lamp (§ 6 1 , fig, 21); Fuses ; Extra condenser lenses to replace cracked ones (§ 94); Screw driver and pliers. § 2. Historical Summary and Works of Reference : For a historical summary of the invention and use of the Magic Lantern, see the Appendix. The reader will find many good hints in the following works on Projection. For the full titles, see the Bibliography. R. C. Bayley. — Modern Magic Lanterns and their Management. H. Fourtier. — La Pratique des Projections. Hassack and Rosenberg. — Die Projektionsapparate. T. C. Hepworth.— The Book of the Lantern. R. Neuhauss. — Lehrbuch der Projektion. C. G. Norton. — The Lantern and How to Use It. F. P. Wimmer. — Praxis der Makro — und Mikro-Projektion. Lewis Wright. — Optical Projection. The latest information and many useful hints may be found in the catalogues of the manufacturers (see Appendix). MAGIC LANTERN § 3. The Magic Lantern as the standard for projection apparatus.— The magic lantern may be taken as the standard example of projection apparatus, for it is in the most common use and is the simplest instrument for image projection.