Ishihara test. Color perception test for red-green color deficiencies (color Blindness). Ishihara Plate No. 6 (26).

2 • 20 XX TWENTIETH CENTURY • 20TH CENTURY • 26 • 6 • BLIND (BLINDNESS) • BLIND • BLINDNESS OF THE COLORS • BLINDNESS • CIENCIA • CIRCLE • CIRCULATE • COLOR BLINDNESS TEST • COLOR BLINDNESS • COLOR • COLORBLIND • COLOUR • DEFICIENCIES • DEFICIENCY • DEUTERANOMALY • DIAGNOSE • DIAGNOSIS • DIAGNOSTIC • DIFFICULTY DISTINGUISHING COLORS • DIFFICULTY TO DISTINGUER RED COLOR • DISEASE OF THE VISTA • EXAMINE • EYE DISEASE • EYE • EYEBALLS • EYES • FOIL • GHOST • GREEN • ILLNESS • ISHIHARA TEST • ISHIHARA • LAMINA • LAMINAE • MEDICINE • NO. 6 • NUMBER • NUMBERS • OPHTHALMOLOGY • PERCEPTION • PLAQUE • PLATE • PLATES • PROTANOMALY • RED-GREEN • SCIENCE • SCREENING • SHEET • SHINOBU ISHIHARA • SIX • SLAB • TEST DALTONICO COLOR BLINDNESS • TEST • TWENTIETH CENTURY • VISION