Ishihara plate

短语

词形变化

Ishihara plates 复数 Ishihara plates

释义与例句

n.
  1. 1.

    Any of a set of colored plates each containing a pattern of dots of various colors and sizes, forming a number or shape clearly visible to those with normal color vision; used in testing for color blindness.

词源

Designed by Dr. Shinobu Ishihara at the University of Tokyo, who first published his tests in 1917.

来源：wiktionary