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Good-Lite LEA Low Contrast Grating Acuity Test

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Good-Lite LEA Low Contrast Grating Acuity Test

  • Measurement of contrast sensitivity curve is based on 4 gratings at 2 contrast levels, 10%, and 2.5% contrast using 2 grating frequencies: 0.5 cpcm and 8 cpcm (10% level) or 0.5 cpcm and 4 cpcm (2.5% level).
  • Testing is based on finding the distance where the person is at threshold in seeing the direction of the grating lines.
  • Measures 8" (20 cm) in diameter.
More Information
Manufacturer Good-Lite
MPN 253400
Brand Good-lite
Type of product Acuity Test
Packaging 1 Each
Product Count 1
Minimum Shipping latency 3
Weight 5.0000
Returns Accepted Yes
Shipping Dimensions 12L X 9W X 3H