LEA Core Test, Pediatric Opthalmology
SKU : 253300
Lea Gratings Paddles
SKU : 253300
LEA GRATINGS are for preferential-looking test ( Lea Gratings Paddles ) situations with infants or children and adults with disabilities to determine detection acuity.
- LEA GRATINGS are for preferential-looking test ( Lea Gratings Paddles ) situations with infants or children and adults with disabilities to determine detection acuity.
- Grating levels printed on each handle are: 0.25, 0.5, 1.0, 2.0, 4.0 and 8.0 cpcm (cycles per centimeter of surface).
- Includes instructions and storage case. 4 paddles 8″ (20 cm) in diameter.
| Brands | Good Lite |
|---|
Dimensions: Width: 7.75″ x 12.5″ (19.685 cm x 31.75 cm).
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Low Contrast, Pediatric Opthalmology
LEA SYMBOLS Low Contrast Test 10M
Test for quick measurement of low Contrast visual acuity at 25%, 10%, 5%, 2.5%, and 1.25% Contrast by measuring the distance where the symbols are seen. 10M symbols correspond to visual acuity 0.10 at 1 m, 0.05 at 0.5 m and 0.3 at 3 m. VA values are thus easy to calculate. Test includes a table for conversion to Snellen equivalent VA values, a response keys and instructions. 6 pages, 3.25″ x 9″ (8.25 cm x 22.9 cm).
SKU: 251100 -
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