LEA NUMBERS<sup>®</sup> Low Contrast Test 10M

LEA NUMBERS® Low Contrast Test 10M

270400
  • $102.00
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Now it is easy to measure, record, and detect changes in the transfer of visual information when the change only affects visual acuity at low contrast levels. These charts present numbers at the following contrast levels: black, 25%, 10%, 5%, 2.5%, and 1.25%. Each chart has 6 offset pages for easy flipping. Recording forms and instructions are included.

Dimensions: 9" x 3.25"  (22.9 cm x 8.25 cm).

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