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LEA NUMBERS® NEAR VISION CARD

LEA NUMBERS® NEAR VISION CARD

This chart featuring LEA NUMBERS® is designed to measure visual acuity with a standard line test and with three tighter spaced tests; 50%, 25%, and 12.5% which often reveal difficulties in seeing tightly crowded details. Line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent, 0.05 to 2.00.

Dimensions: 8" x 10" (20.3 cm x 25.4 cm).

Testing distance: 16"/40cm.

$70.95

270900

GOOD - LITE

card

17 In Stock

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This chart featuring LEA NUMBERS® is designed to measure visual acuity with a standard line test and with three tighter spaced tests; 50%, 25%, and 12.5% which often reveal difficulties in seeing tightly crowded details. Line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent, 0.05 to 2.00.

Dimensions: 8" x 10" (20.3 cm x 25.4 cm).

Testing distance: 16"/40cm.