Ishihara Test (UPDATED 2025)

石原測試（Ishihara Test）是一種用於檢測色覺障礙，特別是色盲和色弱的常見方法。 這項測試由日本東京帝國大學的教授石原忍於1917年首次發表，因此以他的名字命名。

Test for color blindness with the Ishihara Test online. Explore the Ishihara chart and plates to assess your color vision accurately.

在「color-blind-test.com」查看更多資訊 The Ishihara test is a color blind test for red-green color deficiencies. The first in a class of successful color vision tests called pseudo-isochromatic plates ("PIP"). It was named after its designer, Shinobu Ish

Take our free online Ishihara color blindness test to check your color vision and identify any color vision deficiencies in minutes. The test shows you various Ishihara plates, each displaying numbers that you need to identify correctly to pass this test.

The Color Vision Screening (Ishihara Test) assesses red-green color blindness.