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Lea Gratings, a Preferential Looking Test

Good Lite

SKU : 253300

LEA GRATINGS are for preferential looking test situations with infants or children and adults with disabilities to determine detection acuity


  1. LEA GRATINGS are for preferential looking test situations with infants or children and adults with disabilities to determine detection acuity.
  2. 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).
  3. Includes instructions and storage case. 4 paddles 8″ (20 cm) in diameter.
Brands

Good Lite

Specification

Paddles 4 Paddles
Paddle Size 8″ (20 cm)
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