10M symbols correspond to visual acuity 0.10 at 1 meter, 0.05 at 0.5 meters and 0.3 at .3 meters. VA values are thus easy to calculate. This test includes a table for conversion to Snellen equivalent VA values. Includes a response key and 5 pages. Dimensions: 3.25" x 9" (8.25 cm x 22.9 cm).
Good-Lite LEA SYMBOLS® Low Contrast Test 10M
Good-Lite
$118.51
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Good-Lite LEA SYMBOLS® Low Contrast Test 10M
- SKU:
- TC0GL251200
- Product_Type:
- Transactional
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