Sloan Letter, Low Contrast Flip Chart

Sloan Letter, Low Contrast Flip Chart

736000
  • $102.00
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Easily measure, record, and detect changes in the transfer of visual information when the change affects only visual acuity at low Contrast levels. Charts include the following Contrast levels: black, 25%, 10%, 5%, 2.5%, and 1.25%. Pages are offset for easy flipping. Each chart includes recording forms and instructions. 6 pages, 3.25 in x 9 in (8.25 cm x 22.9 cm).