Motion picture projection : an elementary text book ([1922])

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Hey 1's Motion Pictures 20 Lugs in Arc Lamp 91,100,190 Horse-Power 34, 36 Luminous Flux j i .'> Horse-Power, Electric 42 Luminous Intensity 117 Horse-Power in Watts 42 Lux, The .118 Illumination of Screen 114, 117 Illuminometer, The 123 Image, Definition of 110 Image, Size of Screen 157,160 Image, The Virtual 139 Images, Conjugate ...137 Incandescent Lamp Machine, Simplex 210 Incandescent Lamp for Projec- tion 207,208 Induction, Current 58 Inflammability of Film 253 Inside Shutters 277,278 Intermittent Movement 176 Intermittent Movements 224,238 Intermittent Movement, Paul's.. 231, 233 Intermittent Movement, Power's 233,238 Lamp, High Intensity Arc ..201,206 Lamp, The Incandescent. 101,102, 196 Lamp, Incandescent, for Projec- tion 207,208 Lamp, The Projection 48,49 Lamp, Resistance of an Arc 49 Lamphouse, The 177, 178,181 Lamphouse, Heat in the 181,182 Lamphouse, Shifting of the.. 193,194 Lamphouse, Ventilation of 183 Laws Affecting Booth Construc- tion 169,170 Leader of Films 260 Lens, The 140,158 Lens, Achromatic 130,131 Lens Aperture, The 140 Lens, to Clean 141,142, 145,146 Lens, Corrugated 151 Lens, Diameter of Projection.. 141 Lenses 126,139 Lenses, Classification of 126,127 Lenses, Long and Short Focus.. 137 Light 127,139 Light, Reflection and Refraction of 105 Light, Standards of 113 Light Waves 101 Loop, Losing the 243 Loop, The Lower 242,243 Loop Setter, Power's 243,244 Loops in Film 219 Lumen, The 115 Lumiere, Early Work of 20 Jablochkoff Candle, The 198 Keystone Effect 286 Kilowatt-Hour 42 Kineograph, The 19 Kinetoscope, Edison's 22 Macbeth Illuminometer, The 123 Machine, Film Cleaning 257 Machine, Film Rewinding 215, ... 216,258 Machine, Film Measuring 258 -Machine, Film Mending 256 Machine, Film Waxing 257, 258 Magazine, The 211 Magazine, Fire Trap in 212 Magnetic Attraction and Repul- sion 56 Magnetic Field and Energy 57,58 Marey's Photography 20 Measuring Machine for Film... 258 Mechanics of Projection 28 Mending Film 254, 255 Mica in Commutator 70, 71 Mils, Circular 46 Motion, Continuous, in Early Toys 16,17 Motion Picture Cameras 22,23 Motor Bearings 76 Motor Drive of Projection Ala- chine 1 77 .Motor Generator, The 66. fi? Motor and Generator Brushes..74, 75 Motor Generator, Vertical Motors, Sparking of 77, 78 Mounting of Lens, Screws in. 142, 143 Movement, The Intermittent 176 Muybridge's Photography 20 Neutral Wire 51 Objective, The Petzval 143,144 Objective Lens, The 142, 115 Ohm, The 33 Ohm's Law 33, 34 Ohm's Law, Examples in 40 Ohm's Law, Forms of 40,41 Ohm's Law in Practical Units ... 37 Operator and Electricity 27,28 Optical Centre 155,156 Optical System, Lining up the. 152,154 Panic, Needless, of Audience ... 169 Parallel, Resistance in 44 Patents, Early 17 301