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CONTENTS ix
Regulations for wiring, § 691-692; 693-700; Polarity tests for direct current, § 701-703; Wiring the three-wire automatic lamp, § 704; Wiring for alternating current, § 705-710; Switches, circuit breakers and fuses § 711-722; Resistors or rheostats, § 723-735; Reactors, inductors, choke-coils, etc., § 736-738; Transformer, § 739; The electric arc, § 740743; The use of ballast (rheostats, etc.), § 744 — 748; The arc lamp, light and heat from, § 749-752 ; Carbons and their position, § 753 ; Table showing size and wear of carbons, § 753a; Candle power of arc lamps, § 754762; Candle power, and energy required, § 763-768; Distribution of light intensity in different directions, § 769-771; Intrinsic brilliancy of the crater, § 773; Visible and invisible radiation, § 774; Radiant efficiency of arc lamps, §775-776; Energy required for moving picture projection, § 779-78i ; Effect of opacity in the film, § 782.
CHAPTER XIV Optics of Projection
Fig 309-349; § 790-865 pp. 572-620
Reflection and refraction, § 792-801; Lenses, § 802-808; Spherical and chromatic aberration in lenses, § 809-810; Image formation with the magic lantern, § 811-817; Focus of Condenser and objective, § 818; Types of condensers, § 819-821; Image formation with moving pictures, § 822-832; Image formation with the projection microscope, § 833-838; Light losses, § 839-843; Energy losses, § 844-854; Effect of aperture, § 855-856; Brightness of the screen image, § 857; Microscopic image and aperture, § 858-863; Koehler method of illumination, § 864-865.
CHAPTER XV Uses of Projection in Physics; Normal and Defective Vision
Fig. 350-402; § 875-932 pp. 621-672
Apparatus and material for Ch. XV, § 875; Introduction, § 877-878; Experiments with polarized light, § 879-884; Projection of spectra, § 885-900; Absorption spectra, § 901-902; Emission spectra, § 903-905; Ultraviolet light, photography, § 906-908; Abbe diffraction theory, § 909-911; Dark ground illumination, striae, § 912-915; Normal vision and eye defects, § 916-932.
Appendix. Brief Historical Statement on the Origin and Development of Projection Apparatus 673
Projection Apparatus and Accessories in the Open Market; Manufacturers 688
Bibliography on Projectior 693
Index of names and subjects 705