International projectionist (Jan 1963-June 1965)

sions in motion picture entertainment. Seventy millimeter films, which are used on the wide screen, will he produced in growing numbers. Lewis said. During the next two /ears some 20 new L.S. made 70mm films are scheduled for release. Foreign producers are also making a number of lhe:-e films. Of the 320 theatres in the United States equipped with 70mm process and six channel sound systems, the majority emplo\ Ampex s\ steins, it is claimed. Ampex also has 70mm installations in theatres around the world including Paris. Brussels, Buenos \ires, Madrid and Taipei. Formosa. During the next feu years, hundreds of theatres in the United States and overseas will he installing six channel sound systems, Lewis adds. In addition to manufacture of a complete line of sound s\stem> for all theatre requirements including control centers, preamplifiers, power amplifier?, .-peakers ami recording and playback head-, \mpex sound speciali.-t? arc trained in the science of acoustics and correct system installation. -\m|>e\ also manufactures and markets professional recorders for broadcast and the phonograph record industry, home stereo recorders. television and instrumentation recorders, electronic recording and data storage, geophysical exploration, and automation equipment. iP New General Electric Lighting System claimed Four Times Brighter CLEVELAND. OHIO — A .evolutional) new projection lighting >\stem producing up to four lime? the screen brightness of current 8mm and 1 6mm systems has been developed by the General Electric Company's Photo Lamp Department. Lester W. Dettman. department general manager, said the new system called "MARC-300" consists of a two-inch-long. 300watt quartz arclamp and a power supply unit. The lamp itself, under development by General Electric for the past several years, is small enough to permit minimum redesign of current projectors for its use. Dettman said. It looks like an ordinary tubular quartz lamp except for a half-inch bulge near one end. The bulge is the "arc chamber" where the light is produced. The power supply unit, which starts the lamp and controls it during operation, weighs about 25 lbs. It International Projectionist June BRIGHT EYE— The new "MARC300" projection lighting system developed by the General Electric Co.'s photo lamp department produces up to four times the screen brightness of .urrent 8mm and 16mm systems. MARC-300 includes this 300-watt quartz arc lamp, a power supply unit and accessories. ma) be used as a base under the projector or close to the projector. In screen brightness, MARC-300 "outshines current 1,000-watt incandescent svstems b\ up to |l)0%. "The experience of seeing MARC300 projection for the first time is tiuK exciting, even for professional users."' Dettman said. "The whites, in particular, are made so much more brilliant and crisp. All the darker colors seem to come to life too." Demonstrated in side-by-side tests with a standard 1.000-uatt 10mm projector. MARC-300 shows its added brilliance most dramatically, he said. "The viewer is immediately Projectionists who like quality always use the best Star Film Cement Sold by Supply Dealers Send for FREE Sample ACE CHEMICAL CO. . (Division of the Ac* Electric Mfg. Co.) 1923 Bay Road Miami Beach, Florida PROJECTOR CARBONS Better Light! Lower Costs! RINGSDORFF CARBON CORP. East McKeesport. Pa. THE VERY FINEST PROJECTOR PARTS ARE MADE BY There's nothing like them for precision manufacture, close inspection, efficiency in operation, dependability and long life. Obtainable from your Theatre Supply Dealer. SINCE 1908 MACHINE WORKS 4635 W. LAKE ST., CHICAGO 44, ILL. TELEPHONE— AREA 312— ES 8-1636 1965 13