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657 results for ""Illumination"".

Found in catalogs (50+)

• Business Screen 1939 — page 122

  8 M M MODEL "A-S" HOME MOVIE PROJECTOR 500 Walt Illumination. Be- jriO verse 400 Ft. Reel Copacity ^703 16 M M SILENT…

• See and Hear 1945-1946 — page 718

  …Johnson's account of the use of illuminators will he useful to school peo- ple who are searching for a means of recording faithfully…

• Educational Screen 1930-1931 — page 356

  …with unexcelled light intensity—375 -Watt, 75 -Volt Illumination AN ENGINEERING FEAT of major proportions J\^ gives to Visual Education the new Filmo 57…

• Educational Screen 1946-1947 — page 27

  January, 1946 Page 31 NINE-STAR PERFORMANCE with the Engineered specifically for brilliant illumination and true sound reproduction! Correctly engineered light system provides better…

• See and Hear 1945-1946 — page 721

  …With an extensive file ol color slides and an illuminator, an effective display can be easily arranged. s eliminated. 3. A series of slides…

• See and Hear 1945-1946 — page 720

  …Slides can be illuminated, displayed and studied in detail and with leisure. We use illuminators in many ways: 1) as the central feature in…

• Educational Screen 1926-1927 — page 460

  …1/0+] /I-^l/F, where 0 stands for object distance, i.e., the distance from the object (illuminated slide) to the lens (approximate…

• Educational Screen 1940 — page 415

  …Sound Proiector, or—offering complete mixing of sound from with 750-1000 wott illumination, A.C. — O.C. I, microphone and phonograph—with omple…

• Business Screen 1939 — page 296

  …enclosed film mechanism) For maximum illumination in using 35mm. single frame film. Brilliant illumination and clear definition produced by 200 watts of illumination, a…

• Educational Screen 1932 — page 106

  …It is claimed that this new Hi-Power System gives twice the illumination of the regular Victor Optical System when the same projection lamps…

• Educational Screen 1928-1929 — page 169

  …When this time comes the problem of artificial illumination must be settled. What lights and how many? Should they be incandescent bulbs or arc…

• Business Screen 1949. 1950 — page 189

  …To the inconiparahitj, qualities of "Super 16" illumination brilliance and hi>h,est-fidelity sound, DeVry research l»as now added—for Hie first…

• Business Screen 1954 — page 229

  Kodak Transparency Illuminator Tronsparency Illuminator 10x10 Announced by Eastman Kodak Co. A iH'W Kodak TraiiS|>aii-m y II- JiiiiiiMalor 10 x 10…

• Educational Screen 1942 — page 234

  Page 218 The Educational Screen for illuminating slides is opal glass or ground glass. The slides are assembled on this surface. While metal illuminators…

• Educational Screen 1948-1949 — page 10

  …for Distinct Screen Images Under General Illumination Highly efficient slide projection is provided by the Model B Balopticon*. Popular for general instruction or visual…

• See and Hear 1945-1946 — page 719

  …Front and back views of three illuminators of different construction: Left, cardboard t\ye holding 12 slides; center, home-made wooden type holding 25…

• Educational Screen 1946-1947 — page 975

  …Large, sharp, brilliant screen images of either slides or opaque objects are projected under illumination adequate for note-taking or sketching. This is made…

• Educational Screen 1946-1947 — page 891

  …Brilliant illumination . . . Critical definition . . . Professional "image quality" Bausch & Lomh 2x2" Slide Projector **'T^HEATRE quality" projection is built X into the Bausch & Lomb 2x2…

• Educational Screen 1946-1947 — page 1001

  …Large, sharp, brilliant screen images of either slides or opaque objects are projected under illumination adequate for note-taking or sketching. This is made…

• Educational Screen 1948-1949 — page 108

  …Even when projected under illumination adequate for notetaking, screen images remain clear and brilliant. This is made possible by the LRM Balopticon's two…

• See and Hear 1945-1946 — page 722

  …This illuminator contains 25 2"x2" color slides on Vegetable Garden- ing. Each slide is labeled. at front and 10 inches dccp^ con tainin…

• Educational Screen 1948-1949 — page 61

  …Even when projected under illumination adequate for notetaking, screen images remain clear and brilliant. This is made possible by the LRM Balopti con's…

• Educational Screen 1951,1952,1953 — page 59

  …In addition to superior optics and brighter illumination they offer • Easier operation • Cooler performance • Finer construction There's an INSTRUCTOR for every budget, from…

• See and Hear 1945-1946 — page 723

  …slides, since the illuminator can so placed as to provide a flat sur- :e. The shdes can be placed on is surface for inspection…

• Educational Screen 1936 — page 66

  …The popular idea is that with large-diameter lenses and fast films we need only a meager amount of illumination. This is not entirely…

• Business Screen 1947.1948 — page 353

  …Has ample volume and illumination for ordinary auditoriums. Thousands of Ampro 16 mm. sound projectors have made remarkable performance records in many branches of…

• Educational Screen 1932 — page 6

  …Vastly improved illumination is only one of the features which recom- mend the Filmo Model JL Projector to you. Other distinctive advantages are: 100…

• Business Screen 1939 — page 285

  …Maximum sound = output greater; projector optical system pro- p vides for illumination for larger screens. ^ Clutch with new remote control provides for p showing…

• Educational Screen 1933 — page 94

  …Increased Light for Eastman Projectors The Eastman Kodak Company has announced the completion of two new 16-millimeter projectors with illumination, respectively, of 500…

• See and Hear 1947,1948 — page 115

  …Has ample volume and illumination for ordinary auditoriums. Thousands of Ampro 1 6 mm. sound projec- tors have made remarkable performance records in many…

• Educational Screen 1937 — page 11

  …Ampro sound projectors have brought new standards of tone quality, illumination and simplicity of opera- tion to 16 mm. sound-on-film. Prices: Junior…

• Business Screen 1949. 1950 — page 243

  …by metered test the "Super 16'" outperformed all competitive pro- jectors for most brilliant illumination by 40^c to 250^f. SOUND QUALITY: by…

• Business Screen 1957 — page 421

  …Then you have sufficient illumination to project pictures even when it is impractical, uneconomical or impossible to darken the room, or where it Is…

• Business Screen 1956 — page 263

  …Lawrence seaway By using audio-visual communication at its best, the Cleve- land Electric Illuminating Company has brought home to men of industry the…

• Educational Screen 1935 — page 30

  …This type employs the extremely fast 2-inch F1.65 lens, increasing still further its effective illumination. As has been the case with many…

• Educational Screen 1935 — page 111

  …Model VA gives brilliant illumination, weighs but 20 lbs., is easily portable. tampmi^ NEW YOR.IC ^Announcement extraordinary A revolutionary New 16inin« Sound and…

• Educational Screen 1936 — page 65

  …From six months of laboratory research comes a method that almost doubles Ampro's standard of illumination without increasing the wattage of the lamp…

• Educational Screen 1944-45 — page 605

  …Read how RCA Projectors pro- vide better illumination: Any standard 750- orlOOO-watttomp with medium prefocus base can be used, The precision-built RCA…

• Business Screen 1957 — page 577

  …The Model 25B is available widi either tungsten or arc illumination. With the tungsten model, minimum illumination is 5.50 lumens. The arc model…

• Business Screen 1969 — page 734

  …904 389-2316 Zoom Spotlight Features Xenon Arc Illumination The Xenosolar zoom spot light, which features horizonta xenon arc illumination, is avail able with…

• Educational Screen 1948-1949 — page 757

  …Errors often result because of the sharp decline in the intensity of illumination as the distance from the light source is increased. Illumination is…

• Educational Screen 1932 — page 14

  …Motion picture films projected — The Behavior of Light and Illumination (Eastman Teaching Films, Rochester, N. Y.) Individual Practice Demonstration lessons, given before the class…

• Educational Screen 1933 — page 64

  …After an hour's exposure, the photo- graph resulted—with the bust "illuminated" by heat from the irons. As electric irons do not glow…

• Educational Screen 1941 — page 371

  …Operating controls are centralized on one illuminated panel. Model UA offers complete mixing of sound from film, microphone and phonograph . . . sound and silent speeds…

• Educational Screen 1937 — page 193

  …Ample illumination for the average room or auditorium. RCA PHOTOPHONE Portable Projeaor, Model PG-81 with 15-ampere Low-Intensity Reflector Arc Lamp. Stronger…

• Business Screen 1944,1945,1946 — page 847

  MINE-STAR PERFORMANCE with the ^Gnl^cu4u^^^'Myeed/' Engineered true sound reproduction and brilliant illumination I The new audio amplifier delivers 20 watts of…

• Educational Screen 1942 — page 233

  …Slide boxes with an illuminated compartment for viewing each slide as taken from the box, are also on the market. A suit-case type…

• Educational Screen 1934 — page 175

  …gives 50% greater illumination on the screen than the older 500-watt models. This model VA gives the efficiency of former 1000-watt lanterns…

• Business Screen 1944,1945,1946 — page 558

  NINE-STAR PERFORMANCE with the ^Cn ^cuau^ ^^^ff/eeiSi^ % Engineered specifically for true sound reproduction and brilliant illumination! it iK The new audio amplifier…

• Business Screen 1944,1945,1946 — page 673

  rilNE-STAR PERFORMANCE with the ^Gn ^cu^u£^r^^ ^MwetSi< Engineered Frue sound reproduction and brilliant illumination! it iK it The new audio amplifier…