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Which test is used to assess stereopsis?

  1. Hardy-Rand-Ritter

  2. Ishihara

  3. Schirmer

  4. Titmus/Wirt

The correct answer is: Titmus/Wirt

The Titmus/Wirt test is used to assess stereopsis, which is the ability to perceive depth and see objects in three dimensions. This test typically involves the use of polarized glasses and viewing images that create a sense of depth perception. The other options are not used to assess stereopsis: A. The Hardy-Rand-Ritter test is used to test color vision. B. The Ishihara test is used to assess color vision and detect color deficiencies. C. The Schirmer test is used to measure tear production and assess for dry eye syndrome.