Contrast control by means of nematic liquid crystals

A unified framework of methods for evaluating visual performance aspects of lighting, CIE publication 19 (1972).

Bodmann, H.-W. , J. Ilium. Engng Soc. (New York), 2,439-443 (1973).

Jones, L.A. , Phil. Mag., 39, 96-134 (1920).

Blackwell, H.R. , Illum. Engng, 65, 267-291 (1970).

Eastman, A.A. , Ilium. Engng, 63, 37-40 (1968).

Wigand, A. , Phys. Z., 20, 151-160 (1919).

Luckiesh, M. , and Moss, F.K. ,J. Franklin Inst., 220, 431-466 (1935).

Dunbar, C. , Trans. Ilium. Engng Soc. (London), 5, 33-40 (1940).

Heilmeier, G.H. , Zanoni, L.A. , and Barton, L.A. , Proc. Inst. Elect. Electron. Engrs, 56, 1162-1171 (1968).

Sussman, A. , Appl. Phys. Lett., 21, 269-272 (1972).