Tumbling "E" Visual Acuity / Color Vision Screening

Precision Vision Verified independent store

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Includes Red and Green color bars for an easy and helpful place to start administering the test. Tumbling E suitable for illiterate and preliterate patients. Useful for multiple la nguages. Tumbling or Illiterate E charts are very reliable alternative visual acuity tests. Although Landolt C tests are considered the standard in alternative vision tests, many studies have proven that Tumbling E tests are nearly equal. In fact, because of their shape, Tumbling Es have grating properties and have been proven to be almost better then Landolt Cs in visual acuity establishment. Show more