Business screen magazine (1938)

SILEXT SLIDEFILM PROJECTORS SOCIETY for VISUAL EDUCATION, Inc. 100 East Ohio Street Chicago, Illinois if 111 two decades of pioiieerins effort on behalf of erfueatioiial and commercial use of visual media, the names of The Society for Visual Education. Inc. and its talented chief executive. >Iarie Witham. have been synonymous with progress and development. Today, the Society's slidefilm projectors are used in the sound slidefilm equipnicMts of every leading manufaclurer. Its libraries of stillfilm subjects under the trade name ^•Picturuls" are in thousands of school systems throughout the world. In the business field, wherever silent slidefilm projection is useful, S.V.E. projectors offer a model suitable to the ' need. Double-frame projection equipment and, in fact, every type of still projector necessary for either single or double frame projection, Kodachronie transparencies, etc.. may be selected from the extensive S.V.E. line. A continuous silent slidefilm model is also offered and a wide variety of accessories, including the popular take-up attachment for slidefilm projection, are listed. i S.V.E. ModerJunior" SO-watt projection — small groups .iD-v.att Sin|L:Ie Framr Piriurol Projector the smallest and KiMcst priced standard equipment available. Recomntendt^d for shuwin^; slidrfllms tu very small groups. Simple, neat, and nuiseleiis elevating device. Furnished complete with carry ine case. 1. Patented heal ab->orbinp, heat resistiog element 2. Double convex condensing lens :l. Metal reflector I. Special Junior 2^" «. f. projection lens ^S.V.E. Model "CC" 100-tvatt^ Tri-Purpose Projector lOO-walt Tri-Purpo^e Projector. The original Tri-Purpose unit, proved efficient through years of use. The highly efficient optical system, including 100-watl lamp and 5 inch focal len(;th objective lens, produces screen images of amazing brilliance and sharp focu>;. 1. 7" high; 8" lonp; 3" wide; iteisht 3V^ lbs. 2. Mazda projection lamp; lOIKuatl 113 voll, bayonet base, sinpjle contact. T-8 bulb 3. Two biconvex lenses ground and polished optical glass; one patented heat absorbing, heat resisting lens, one meniscus condenser. 4. Objective lens — S.V.E. Series "OA" — 5" focal length Model sho**ii has head swiveled for >howing horizontal • louble-franie pictures. ^S.V.E.ModelT 200-ivatt Single-Frame Projector 2UU.waII Single Frame Piclurol Projector. This projector was the first manually operated projector having a rear aperture glass releasing mechanism a patented S.V.E. feature. The large film magazine nill accommodate up to 40CI frames of film. The Ulumination is superior to that of any other 200-waIt projector in this field. 1. Class sihered mirror reflector and two piano condensing 2. Well ventilated lamp hou,e and -eparate Housing for ■i. Rubber covered cord and toy^-le switch: novel elevating device 4. 4" Series "O" objective lens 5. Prefocused base, 200.watt, 110-120 volt T.IO projee. ^S.V.E.ModerG" 300-tcatt, Single-Frame Projector (OO.uait Single Frame Piclurol Projector for showing ..nly .single frame strips where maximum brilliancy is required. Complete with lamp, 4" Series "O" projection lens, S.V.E. Rewind'Take-Lp. and carrying case. 1. Patented heal absorbing, heal resisting filter 2. Class silvered mirror reflector and two piano conden.sing lenses .1. lAell ventilated lamp house and separate housing tot (. Double aperture plates with releasing feature 5. Crystal black frame with modernistic chrome trim ^ S.V.E. Modeir ^S.V.E.Moder'AA" 50-watts. complete with case .>0-Matl Single Frame Piclurol Projector the most popular 50-watt unit in use today for salesmen. Projects pictures brilliant enough to >erve the average group of prospects or salesmen, even in a partially darkened room. Mounted in a metal folding case which acts as a carrying case >then the projector is not in use, and as a base or stand when the machine is in use. . 1. Patented heal absorbing, heat resisting element 2. Cround and polished reflector: two piano condent-ing ;i. Self-enclosed metal case 1. Weight 3 lbs. 7%" long, 4^:" high, 2H" ^•'d*' ^hen 3. 3" Series "00** projection lens ^S.V.E. Model T 100-iratt projection; medium groups lOO-watl Single Frame Piclurol Projector. This projector has long met a need for an equipment to take care of intermediate groups where the 50-watt equipments do not ci\e quite enough illumination, and where the throw is not long enough lo necessarily indicate the use of the 200-walt 1. Patented heal absorbing, heal resisting filler 2. Chrome plated film magazine and rack .'{. ^ ell ventilated tamp house and separate housing for 4. Double aperture plates with releasing feature 5. Specially designed case for holding two extra lamps and four cans of film 6. 3" Series "00" projection lens 300-icatt, Tri-Purpose Projector 30O-walt Tri-Purpose Projector for showing either single or double frame filmslHps and individual frames mounted between 2" x 2" glass slides. This model gives more brUlianey to all color, and black and white projection at all distances. 1. llVa" long: 31^" wide; 8>/i" high — weight, 6 pounds, 2 ounces 2. Mazda projection, 300-watt, 115 voll medium prefocns base, T-10 projection lamp 3. Patented heat resisting filter of highest visible light transmission and greatest heal absorption 4. Extra size film magazine equipped with retaining arm 5. Pictures can be framed on screen, easily changed from single lo double frame <S.V.E. Model "DD" 150-icatt, Tri-Purpose Projector ISO-walt Tri-Purpose Projector. The newest Tri-Purpose model especially outstanding because of its several new features including special anastigmat lens, as standard equipment, new semi-automatic slide changer, and combination masks. 1. 10'.4" long; 7%" high; 4" >» idc weight, 4%pounds, without case 2. Mazda projection, 150-watt, 115 volt, bayonet base single contact, T.8 bulb -1, S.V.E. Anastigmat Series "OA" 5" focns lens ^— fully corrected 4. Semi-automalic slide changer operated entirely from top, cutting off light when slide is changing 5. New and original combination single and double frame masks providing micrometer side adjustment for centering picture on the screen