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23 results for ""Lumen"".

Found in catalogs (50+)

• Educational Screen 1951,1952,1953 — page 975

  …The Highlux III, the more pow- erful of the two piojectors, incorpo- rates a newly-designed optical system with a Lumenized glass reflector, two…

• Business Screen 1955 — page 63

  …RCA's Porto-Arc 16 mm Pro- jector operating at 30 amps delivers 1600 lumens, pro- viding brilliant images on 20 ft. screens. When…

• Business Screen 1949. 1950 — page 173

  …Both available with your choice of precision, Lumenized projection lenses and powerful lamps to flood the size screen you like, at the distance you…

• Business Screen 1949. 1950 — page 229

  …Both available with your choice of precision, Lumenized projection lenses and powerful lamps to flood the size screen you like, at the distance you…

• Business Screen 1949. 1950 — page 117

  …Both available with your choice of precision, Lumenized projection lenses and powerful lamps to flood the size screen you like, at the distance you…

• Business Screen 1953 — page 555

  …RCA's new Porto- Arc 16mm Projector operating at 30 amperes delivers up to 1600 lumens, providing brilliant screen images on screens as wide…

• Business Screen 1949. 1950 — page 61

  …This superlative projection is effected by the use of more pow erful lamps, finer, faster lenses, and Lumenizing (hard-coating) lens elements of the…

• Educational Screen 1954,1955,1956 — page 838

  …7 MORE REASONS why you'll like the new Signets 1. //3.5, 5-inch, Lumenized Kodak Projection Ektanon Lens (//2.8 also available…

• Business Screen 1955 — page 445

  …7 MORE REASONS why you'll like the new Signets 1. //3.5, 5-inch Lumenized Kodak Projection Ektanon Lens (//2.8 also available…

• Business Screen 1970 — page 314

  …Used with an econ- omical 750 watt, 500-hour DGH lamp in the classroom, it will produce 2600 lumens of light. With a more…

• Business Screen 1957 — page 577

  …With the tungsten model, minimum illumination is 5.50 lumens. The arc model has a minimum illumina- tion of .3.000 lumens for color…

• Educational Screen 1941 — page 122

  …A good arc lamp projector delivers about 900 lumens if equipped with a two inch projection lens of the largest aper- ture. Therefore for…

• Business Screen 1954 — page 346

  …The 10-ampere lamp delivers 750 lumens of light . . . gives brilliant pictures on screens up to 12 feet wide . . . requires no venting . . . and runs…

• Business Screen 1963,1964 — page 371

  …and Construction SPECIAL PROJECTION DEVICES & TECHNIQUES Vista-Strip Trigger-Strip Hi-Lumen Gold Plated Projectors REPEATER PROJECTORS CUSTOM PRESENTATION DEVICES Electrical Mechanical Graphic SPECIAL…

• Educational Screen 1951,1952,1953 — page 59

  mean beffer feaching! give unequalled picture brilliance because their top quality optical system— finest precision ground, polished and coated lenses— provide more lumens (screen…

• See and Hear 1947,1948 — page 202

  …Film Capacity • 750-1000 Watt Illumination • Light Out-Put Exceeds 200 Lumens • Sound and Silent Projection • Fast Motor-Driven Rewinding • Coated Projection Lenses • Coated…

• Business Screen 1954 — page 605

  …The Ifl-ampere lamp delivers 750 lumens of light . . . gives brilliant pictures on screens up to 12 feet wide . . . requires no venting . . . and runs…

• Business Screen 1954 — page 264

  …The 10-ampere lamp delivers 750 lumens of light . . . gives brilliant pictures on screens up to 12 feet wide . . . requires no venting . . . and runs…

• Business Screen 1963,1964 — page 709

  …2000 WATT XENON LAMPHOUSE delivers 4100 lumens^ fills Cinema- scope screen over 40 ft. wide. 1000 watt Xenon gives 2300 lumens for Cinemascope screens…

• Educational Screen 1957-1958 — page 460

  …a full 950 lumens. • Has rugged die-cast aluminum housing. Unit weighs only 9V4 lbs. without case. • Filmstrip moves on ceramic tracks . . . nothing touches…

• Business Screen 1949. 1950 — page 766

  …Lumenized Kodak Projection Ek- tanon Lens, 50mm f/3.5; a 115-volt IJayonet Candelabra Projection Lamp with a 50-hour life expect- ancy…

• Educational Screen 1950 — page 399

  …Sharp delineation of image over entire screen afea * More lumens per lamp watt * Assured evenness of light distribution Positive Film Protection: Receding glass aperture…

• Business Screen 1969 — page 683

  …SUPER LIGHT 2000 For continuous duty, maximum brightness Cover 2200* lumens) and minimum operator attention. 500 watt Xenon lamp has 2000 hour life expectancy…

• Educational Screen 1951,1952,1953 — page 703

  …condenser Item provides brilliant, uniform lit distribution with an output of ') lumens. Completely coated optics, 3.5 anastigmat color corrected lens. ^ _• Noiseless Operation makes…

• See and Hear 1950,1951,1952 — page 53

  …Sharp delineation of Image over entire screen area • More lumens per lamp watt • Assured evenness of light distribution • Positive Film Protection: Receding glass aperture…

• Educational Screen 1957-1958 — page 1134

  …It delivers a full 1600 lumens of light on the screen at 30 amps with Mark II Shutter— more than three times that of…

• Educational Screen 1957-1958 — page 1238

  …It delivers a full 1600 lumens of light on the screen at 30 amps with Mark II Shutter — more than three times that of…

• Business Screen 1954 — page 688

  …1 000- watt, 500 lumens output; Amplifier: 8-watt; Speaker: 5", built-in; Weight: 48 lbs.; Price: $1,095.00; Optional Equip- ment: a…

• Business Screen 1965,1966 — page 1118

  …The 400-watt ColorArc initially produces 85 lumens of light per watt. In addition to offering increased lumen output efficiency, the Col- orArc is…

• Business Screen 1953 — page 451

  …Light output at the lower current is approximately 750 lumens and the burning time of one carbon trim is two hours and fifteen minutes…

• Educational Screen 1957-1958 — page 118

  …Supplies 1600 lumens on the screen, up to 25 watts speaker output. Rheostat speed control, 2000-foot reel capacity, and single switch reverse standard…

• See and Hear 1950,1951,1952 — page 368

  …Ultra-sharp, sparkling projection is assured by a Lumenized optical system for increased light transmis- sion and even illumination. Quick, easy lens barrel focusing…

• See and Hear 1951,1952,1953 — page 122

  …Ultra-sharp, sparkling projection is assured by a Lumenized optical system for increased light transmis- sion and even illumination. Quick, easy lens barrel focusing…

• Business Screen 1956 — page 250

  …2.00U lumens light at rated lamp voltage, and » certain lens combinations will liver to the screen more than 3." lumens of light. This…

• See and Hear 1950,1951,1952 — page 389

  …Kodak's finest optical system— Lumenized Kodak Projection Ektar Lenses //l. 5 (in a choice of four focal lengths)—provides a picture in sharp…

• Educational Screen 1951,1952,1953 — page 533

  …Ultra-sharp, sparkling projection is assured by a Lumenized optical system for increased light transmis- sion and even illumination. Quick, easy lens barrel focusing…

• Business Screen 1969 — page 112

  …is of- fering two Ultrabright Selectro- slide professional 2x2 projec- tors, each capable of projecting 3000 Lumens onto a screen, with a Model 770…

• Business Screen 1963,1964 — page 1459

  …And we developed many other techniques, such as VislaStrip, TriggerStrip and Hi-Lumen projection, that have helped many deliver more effective A^V presentations…

• Educational Screen 1951,1952,1953 — page 1071

  …last a fine projector that furnishes brilliant ght — up to 750 lumens — and operates at only ;res. Shows an entire two-hour length film…

• Business Screen 1970 — page 643

  …CANARY Magnetic/optical portable 16mm pro- jector with quartz halogen light source that produces screen brightness of more than 800 lumens. Features auto- matic…

• Business Screen 1961,1962 — page 379

  …slides on its .SM 2 (4,000 lumens on screen); Model SM 3 puts 6,000 lumens on screen. Both have elec- tric slide…

• See and Hear, 1949, 1951 — page 433

  …Sharp delineation of image over entire screen area • More lumens per lamp watt ■ Assured evenness of light distribution Positive Film Protection: Receding glass aperture…

• Business Screen 1947.1948 — page 777

  …This superlative proiection is effected by the use of more pow crfiil lamps, finer, faster lenses, and Lumenizing (hard-coating) lens elements of the…

• Educational Screen 1954,1955,1956 — page 311

  …Brighter, Sharper Pictures—Superb Kodak Ektanon Projection Lens (//3.5 or //2.8), Lumenized lens-and-condenser system, alu- minized glass reflector, and 500…

• Business Screen 1963,1964 — page 1172

  …Slide optical system projects 7,500 lumens through a 3!4 x 4 aperture, 2x2 and other slide carriers available. Choice of projection lens…

• Business Screen 1961,1962 — page 294

  …ISO hour lamp life 100 lumens output V^"f|^.B projection lens, coated For the 500 times magnification required on the rear projection screen…

• Business Screen 1965,1966 — page 740

  …The maker says this line permits wider cover- age and more lumens-per-watt, ColorTran focusing broads are available in two model types: the…

• Business Screen 1949. 1950 — page 398

  …The total light Ironi the new lamp is 20.000 lumens. Ikcause of its unprecedented qualities, the new light, named Telcoarc will rcsidi in…

• Business Screen 1965,1966 — page 1182

  …Delivers 2,000 lumens on screen: features e«tra coolness from dual fans. Write Buhl Opti- cal Company for data. See page 61. Apollo…

• Educational Screen 1954,1955,1956 — page 959

  …in Education • The VU-LYTE 11 delivers twice the illumination (140 lumens!) of prior VU-LYTE models. The VU-LYTE D establishes a new…