Business screen magazine (1938)

Stillfiliii Projection . . . contd. Useful silent >>liflrfilni pmjcrlion <M|uii>nienl offered liy olher miiiiufarturer-' mul firms 8pcciali/in^ in visual pruducls: STILL PROJECTION Mountjed Transparencies, etc. i Speiu'cr Model "0" JOO-ivatt Sittf^lt'-Frumf Projection Ho.I.-l <> FilmUid. Pr..j.Ml<,r pr.M i.h-s llif ulmo^l that con M st-riiretl *viih sa(«ty wlicn using »int:li> frame SSiiiiii. film villi a 10(» watt lamp. Tlie optical system includcti two iluiiit convex rondensers. heat ahsMrbin^ etass, two pressire plutrs and a four lens uLjeclive of 3" focal l.-nclh. The lefinitinn and flatness< of 5eld are excellent. Film threading N simple and quirk. A snap of the clip on ihf mucazine eeps lart.-e rolls of film from spilling uul. a lift of the ate catch and holh the catch and pale swing clear out of lie Mav. \'ertical (;uide>i above and below the aperture >Ture exact "tracking" of lilin and allow its placing of ilm in pi>«ition. The projector i^ 2'A" x S^" x 6Mr"t eight .( U.S. \ffr.l. /.v Spencer /.e»» I >•.. Huffalt; N. V. i Spencer Model "I-T" 200-tcattg; enclosed film nievhaitisin When maximum illumination is desired in using the Hr^mtn. single frame film, the Model IT i-t selected. KrillianI illumination and clear definition are produced by 200 wattt of illumination, a .Spencer formulated optical sy.atem, using a triple condensing system (one meniscus and two piano convex condensers), a heat absorbing glas-. two presKure plate*. to hold film flat during projection and a four lens achromatic objective of I%" diameter, -t" focal length. Film life is protected by a large upper magazine which eliminates re-rolling film into a smaller spool. The entire film track is recessed so film emulsion does not rub and scratch. Vi'henever film is heing moved, the rear pressure glas is retracted and held clear of emulsion. The heat absorbing glass ab> >orliH a high percentage of the infra red rnyh from the lamp and protects film from damage by heal. Projector size 2}/z" X 8Vi" X IOV4". Weight 1'4 lb*. ,W/rrf. by Spencer Lens I „.. Hu0aio. y. y. . . i Spencer "Pocket" Model Useful in the selling field The Spencer Pocket Fllmslidc Projector was designed primarily for the traveling salesman. Howeter. its couipartness. light weight and simplicity, make it extremely attractive to other travelers who prefer film presentation. It is frequently carried in the coat pocket and no carrying rase used. All parts are enclosed and protected by a beautiful polished case of black molded Bakelile. The material polished case of black molded Bakelile. The material s especially developed for this purpose by the Bakelile mpany. The Illumination is ample for direct sales presalion, and the definition P"-* *!>>•""• -f K«l^ ^.r. — . ■iiarkably good. The objective desirably short it orking dtstan (lompany. The lllumin enlalion, and the definition and flatness of field are re> markably good. The objective is 2.5" focal length, giving a ort itorking distance. It projects a 1' picture at .^O", or, in a darkened room, a 5' picture 1 plied with ■ carrying case, housing a spai film. The projector itself, houae* three films. Projector size is 1%" X 3%" X 5%". Weight "^ ■ are lamp, and on< ilms. Projector Biz._ . A 50 watt hulb is mI. »frH. by Spencer Lent Co., Buffaln. y. Y. i Dlafant Model "Via" by intercutttiuetittd Mktg, !Sew York Diaf ant model Via is a specially designed projector for 2'/, X 2Vi" transparencies (6x6 cm) . . . same construction an model I but larger condensers and Omar lens F/.').5, 120mm., giving even Illumination over all parts of the transparencies . . . accessories for showing .'tSnim. negatives also fit model Via. Interchangeable lens tubes with lenses of various focal length available for Diafnni Models I and VI . . , For Jull pnrlirulars address Inlerrontinental Mklg. Corp.. JO K. Stub Si.. i\e%f York City. i Argus Model "B" by International industries^ Ann Arbor, Mich. The Argus Model K is a powerful projector of improved design ulilizing a triple condensing system consisting of one meniscus and two biconvex condensing lenses made of ground and polished crown optical gloss. The well ventilat.d doublc-walled lamp hou>ie with ground and polished silvered mirror reflector and patented heal absorbing filter |>crmlts Ihc use of either glass slides or strip film. Film magazine capacity 500 single frames or 250 (Argus) double frames. Autumalir rear aperture glass release, aimultaneously relieves all pressure with iidw.nce of Idm. eliminating film scratches or damage to emulsion. Projector head swivels in either direction fur bnrizonlnl, vertical or upalde-down tri i Arguslide Model "CP" by hiternntional Industries^ Ann Arbor. Mich. Model CP is a powerful -Ude projector with highest quality, color corrected, four-inch focal length lens of type S.V.E. Special series GO. The Arguslide Projector is of moulded bakelile, chrome trim equipped with a special 100 watt bulb, plug'in extension cord and -lide carrier. A sturdy leatherette covered combination carrying case with hinged lower indexed compartment accommodating 7.> slides i» also available for this projector . . . i Kodasllde Model "2" Kqitipped with the Ready-Mount Changer ■ lie Kodasllde Model 2 Projector pictured is equipped wiih the new Kodasllde Read y-M ouni Changer intended for s bowing groups of Kodachro me till transparencies ..r hi ack-and-v,hile film posit ves in be Kodak Ready. Moun s. The projector i . one of he . tan lard Kodasllde Mode ,. The Readv-Mou til alt ach. lent ac ommodales up ■ o 50 slides and the sb fting me< hani .m is operated by ;• flex ihle 3U-inch plunge r whi -h I nove a slide into poai lion. etc. Obtainable in EoMln inn k„d ak ntoret or your .egu/fl r camera suppty dealer ^ S.V.E. Model "EK" 100 iratt — for transparencies, etc, lOO-ttatl Miniature Projector for :i5rom. Kodachrome transparencies or black and white film mounted between 2" X 2" cover glass. Fur pictures taken with Argtii, Contax, I.eica. Kodak Bantam, Eastman Retina, Welti, and other 1. 5" projection lens 2. T'S single contact buyoiiet baxr lOO-watl, 110 volt Mazda projection lamp 3. Special patented heat absorliing filler I. Convenient film viewer Mfrd. by The Society for I in,.„l hdu.olion. Inc.. 100 E. (thin .Sf., Chicaso ^S.V.E. Model "AK" 300 watt, shows only 2" x 2" slides :tltO-watl Miniature Projector for showing only 2" x 2" gla-s slides. Gives more brillianrv to Kodachrome, black and white, and all color projection at all distances. 1. Patented beat absorbing, hcot renlsting filter 2. W ell ventilated lamp house and separate housing for it. Double aperture plates with releasing feature 1. Mazda projection. 300-wall, 115 volt medium prefocus base T-10 projection lamp .">. Oystal black frame with modernistic chrome trim M/r</. by The Society for finuat Education. Inc.. 100 E. Ohio St.. Chicago. i Spencer Model "MK" An all-purpose slide and film unit The Spencer Model MK Uclineasrupe offers quality and efficiency, combined with compact size ami inoderote price, according to the manufacturer, lis optical system projects images of a uniform brilliance and clarity, heretofore possible only with higher priced projectors. The design of this projector provides for the addition of attachtnenis for projecting roll film and for viewing strip film before making slides. Ideal for classroom, home or club. Film protection is assured. A large well ventilated lamp hoiiNe keeps the equipment cool enough lu handle at all limes. Verysharp definition is secured by the well corrected Spencer l>rojeclion lens of ,'i" focal length. I'he electrical system includes 10' o£ rubber covered cord with switch. The projection lamp is of 100 watt capacity. The lens Is of 5" focus and an aperture of f :3.6. Height IVa", Width 4^". Length 1 1 Vz". Weight 5 Ihs. A product of Spencer Lent Co., Buffalo, Veu> Vorlr . , IXII: