British Kinematography (1952)

BRITISH KINEMATOGRAPHY Vol. 20, No. 1 colours. The effects of adaptation are too great to be ignored, and are too complicated for guesswork, or for reasoning based REFERENCES on casual impressions, effectively with colour, measure colour. In order to deal it is necessary to 1. American Standards Association, " Method oi Spectral photometric measurement of color," Z58.7.1, and "Method of determination of c olor specifications," Z58.7.2, 1951. 2. D. L. MacAdam, " The fundamentals of color measurement," Jour. S.M.P.E., vol. 31, pp. 343-348, Oct., 1938. 3. D. L. MacAdam, " Quality of color reproduction," Jour. S.M.P.T.E., vol. 56, pp. 187-512, May, 1951. 4. Committee on Colorimetry, " The psychophysics of color," /. Opt. Soc. Am., vol. 34, pp. 245-266, May, 1944. 5. D. L. MacAdam, " Loci of constant hue and brightness determined with various surrounding colors," /. Opt. Soc. A»i., vol. 40, pp. 589-595, Sept., 1950. 6. D. L. MacAdam, " Influence of visual adaptation on loci of constant hue and saturation," /. Opt. Soc. Am., in press. 7. P. J. Bouma and A. A. Kruithof, " Hueestimation of surface colours as influenced by the colours of the surroundings," Physica, vol. 9, pp. 957-966, Dec, 1942; ibid.," vol. 10, pp. 36-46, Jan. -Feb., 1943; "Chromatic adaptation of the eye," Philips Tech. Rev., vol. 9, no. 9, pp. 257-266, 1947 1948. 8. S. M. New-half D. Nickerson and D. B. 10 Judd, " Final report of the Optical Society of American Subcommittee on the Spacing of Munsell Colors," /. Opt. Sue. Am., vol. 33, pp. 3S5-418, July," 1943. II. Helson and J. Grove, " Changes in hue, lightness, and saturation of surface colors in passing from daylight to incandescent-lamp light," /. Opt. Sue. Am., vol. 37, pp. 387-395, May, 1947. R. W. G. Hunt, " The effects of daylighf and tungsten light adaptation on color per ception," /. Opt. Soc. Am., vol. 10, pp. 362-371, June, 1950. 11. M. Richter, " Untersuchungen zur Aufstellung eines empfmdungsgemass gleichobstandigen Farbsvstems," Z. wiss. Phut.-, vol. 45, pp. 139-162, 1950. 12. I. G. Priest, " The spectral distribution of energy required to evoke the grav sensation," Sci. Papers, Bur. Standards, vol. 17, pp. 231-265, 1921. H. Helson and W. C. Michels, " Effect of chromatic adaptation on achromaticity,' /. Opt. Soc. Am., vol. 38, pp. 1025-1032 Dec.; 1948. L. M. Hurvich and D. Jameson, " A psychophysical study of white," /. Opt. Sue. Am., vol. 41, pp. 521-536, Aug., 1951. 13 14 THE CO Summary of the meeting held on Wednesday, Present: Mr. B. Honri (Vice-President) in the Chair, and Messrs. H. S. Hind (Deputy VicePresident), R. J. T. Brown (Hun. Secretary), X. Leevers (Hon. Treasurer), D. F. Cantlay, F. S. Hawkins, E. Oram, R. E. Pulman and S. A. Stevens. In attendance : Miss J. Povnton (Secretary). Apologies for Absence. — Apologies for absence were received from the President, the Past President and Messrs. F. G. Gunn and T. W. Howard. Society Dinner. — A Dinner will take place at Grosvenor House in April of this vear. Projectionists' Training Scheme. — A meeting of the Training Scheme Committee is being arranged Tele-Kine Group. — The full complement of students for the course on Television in the Kihema has been enrolled. The course will take place at E.L.M.A., 2 Savov Hill, W.C.2. UNCIL December 5, 1951, at 111, Piccadilly, W.I. COMMITTEE REPORTS Publications Committee. — The Committee is willing to consider the publication of submitted papers, ft is hoped that it will be possible to publish the lectures in the course on Television in the Kinema. — Report received and adopted. Library Committee. — A scheme is to be submitted to Council which provides a basis for lending books to a large group of prospective Student Members. — Report received and adopted. 16 mm. Film Division. — It is hoped that Part 1 of the reports of the Investigation Technical Subcommittees will be complete by April of this year. The South African bureau for the classification of projectors is to be examined. — Report received and adopted. Theatre Division. — Efforts are being made to complete the last part of the lecture programme for this Session. The Chairman has delivered a paper to the Manchester Section, which was well received. — Report received and adopted. Film Production Division. — The illness of the Chairman has delayed the Divisional meeting, but arrangements for all meetings have now been finalised. — Report received and adopted. The proceedings then terminated.