Vertical and horizontal equiluminance gratings (red–green and blue–yellow at 1 or 3 cycles per degree) act independently in contrast-threshold measurements. This suggests that detection of such patterns takes place in color-sensitive neural structures with orientational specificity.
© 1979 Optical Society of America
Original Manuscript: May 21, 1979
Published: September 1, 1979
R. Frank Quick and Robert N. Lucas, "Orientation selectivity in detection of chromatic gratings," Opt. Lett. 4, 306-308 (1979)