Projection engineering (Jan-Dec 1931)

Page 28 PROJECTION ENGINEERING CINEGLOW the 3 element recording lamp (patents pending) y£-'^~ ACKNOWLEDGED THE BEST! For Optical or Contact Slit. For Positive or Negative Film. For Any Standard Glow Lamp Circuit. CONSISTENT RELIABLE Maximum Volume — Abundant Exposure — Without Distortion PRICES Type T9 — 6 inches long — $50 each Type T8 — 4 inches long — $40 each Special discounts in quantities. BLUE SEAL SOUND DEVICES, Inc. 130 W. 46th STREET. NEW YORK MEYER LENSES The discriminating cinematographer, interested in accurate color rendition, appreciates the superb correction of the Hugo Meyer Plasmat . he appreciates the deep, pictures on the screen wherein each object stands out in stereoscopic relief — natural and lifelike ... In the calculation of the Plasmat Lenses, a fuller correction of the primary colors of the spectrum has been attained. This accounts for the greater efficiency of the Plasmats in photographing red. series plastic Kino Plasmat f:1.5 (focal lengths to 3y2") The new Alakro Plasmat f:2.7 and f:2.9 We welcome inquiries from manufacturers of cameras and designers of apparatus on standard or special optical equipment. HUGO MEYER & CO. 245 West 55th St., New York Works: Goerlitz, Germany BOOKS PERTAINING TO SOUND MOTION PICTURES SOUND PICTURES By CAMERON and RIDER The Latest, Largest and Most Comprehensive Book on the Subject Published. Introduction by WILLIAM F. CANAVAN, International Pres. I.A.T.S.E. M.P.M.O. 1,100 PAGES 500 ILLUSTRATIONS Explains in detail the construction, operation and care of sound recording and reproducing equipment. A complete Guide for "Trouble Shooting." PRICE $y.50 MOTION PICTURES WITH SOUND By JAMES R. CAMERON Introduction by WILLIAM FOX The book covers the subject from A to Z in such a manner that the subject is easily understood. Contains over 400 pages and 150 diagrams and photographs. PRICE $g.00 ENCYCLOPEDIA ON SOUND PICTURES By JAMES R. CAMERON Here's a book that will answer all your sound motion picture questions. 336 pages with over 2,000 subjects. PRICE $0.50 MOTION PICTURE PROJECTION By JAMES R. CAMERON Introduction by S. L. ROTHAFEL "ROXY" A book of 1204 pages now in its fourth edition, fully illustrated with over 500 diagrams and photographs. Covers the subject of motion picture projection and equipment necessary for same. Used for the past 1 4 years throughout the world as "The Standard Authority." PRICE $g.00 CINEMATOGRAPH ANNUAL 675 pages 300 diagrams 48 page pictorial section. Written by forty of the country's greatest sound experts. PRICE $g.00 TALKING MOVIES By JAMES R. CAMERON A history of the "Talkies" since 1900. PRICE $1.50 AMATEUR MOVIE CRAFT By JAMES R. CAMERON A book dealing with the making and projecting of 16' m/m motion pictures. PRICE $1.00 You Can't Go Wrong With a Cameron Book CAMERON PUBLISHING COMPANY Manhattan Beach, Brooklyn, N. Y.