Journal of the Society of Motion Picture Engineers (1930-1949)

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1949 OBJECTIVE LENSES 99 (23) A. Warmisham, British Patent 408,787 (1934). (24) R. E. Hopkins, J. C. Evans, W. Covell, and D. Feder, "Curved field lens and camera," J. Opt. Soc. Amer., vol. 38, p. 1102; December, 1948. (25) C. C. Minor, U. S. Patent 1,077,420 (1913). (26) G. F. Djian, French Patent 723,996 (1932). (27) J. M. Strang, U. S. Patent 2,417,330 (1947). (28) W. Schade, U. S. Patent 2,425,400 (1947). (29) H. W. Lee, U. S. Patent 2,100,291 (1937). (30) G. F. Djian, U. S. Patent 2,175,518 (1939). (31) Polaroid Corporation, Report on Optical Plastic Synthesis Fabrication and Instrument Design, Office of Scientific and Research Development Report No. 4417, 1945. (32) B. Schmidt, "Em Lightstarkes Komafreies Spiegelsystem," Zentralzeitung fur Opt. und Mech., vol. 52, pp. 25-26; January, 1931. (33) H. R. Schaltz, Zeit. Phys., vol. 79, pp. 843-851; November, 1932. (34) A. Sonnefeld, U. S. Patent 2,141,884 (1938). (35) J. Flugge, "Neuere Spiegelobjektive," Zeit. fur Instrumentenkunde, vol. 61, pp. 175-184; June, 1941. (36) K. Martin, J. Flugge, and H. Roll, U. S. Patent 2,229,302 (1941). (37) J. L. Houghton, U. S. Patent 2,350,112 (1944). (38) D. D. Maksutov, "New catadioptric meniscus systems," /. Opt. Soc. Amer., vol. 34, pp. 270-284; May, 1944. (39) A. Bouwers, "Achievements in Optics," Elsevier Publishing Company, New York, N. Y., 1946. (40) A. Bouwers, U. S. Patent 2,420,349 (1947). (41) H. F. Bennett, U. S. Patent 2,409,971 (1946). (42) A. Bouwers, U. S. Patent 2,448,699 (1948). (43) J. B. Baker, U. S. Patent 2,458,132 (1949). (44) C. G. Wynne, "New wide aperture catadioptric systems," (in English), Rev. d'Optiqiie, vol. 27, pp. 187-190; March, 1948. (45) D. Gabor, British Patent 544,694 (1942). (46) L. G. Henyey and J. L. Greenstein, "New types of fast camera," Amer. J. Roentgenology, vol. 59, pp. 565-569; April, 1948. (47) Yerkes Observatory Report on Wide Field Fast Cameras, Office of Scientific Research and Development Report No. 4504, 1945. (48) A. Warmisham, U. S. Patent 2,306,679 (1942). (49) A. Warmisham, U. S. Patent 2,327,947 (1943). (50) A. Warmisham, U. S. Patent 2,336,379 (1943). (51) A. Warmisham, U. S. Patent 2,344,756 (1944). (52) A. Warmisham, U. S. Patent 2,380,887 (1945). (53) A. Warmisham, U. S. Patent 2,380,888 (1945). (54) R. J. Bracey, "A new//0.36 object-glass for stellar spectroscopy," Astrophys. J., vol. 83, pp. 179-186; April, 1936. (55) D. O. Hendrix and W. H. Christie, "Some applications of the Schmidt principle in optical design," Sci. Amer., vol. 161, pp. 118-123; August, 1939. (56) J. G. Baker, "The solid glass Schmidt camera and a new type nebular spectrograph," Proc. Amer. Phil. Soc., vol. 82, pp. 323-338; April, 1940. (57) F. Nicoll, U. S. Patent 2,295,802 (1942).