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Medical Office arrow Lea Grating Paddles 6/Box

Lea Grating Paddles 6/Box

Item # 406420
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Product Description:

Lea GratingsĀ® Test are an easy-to-use tool for measuring grating acuity of preverbal children and of multidisabled individuals of all ages The test consists of six 20cm (8 inch) gratings at 0.25, 0.5, 1.0, 2.0, 4.0, 8.0 cpcm (cycles per centimeter of surface) and an additional paddle with solid gray surface. This test is made off durable, easy-to-clean plastic paddles printed on both sides. Useable from birth to 18 months. This test is also called Square Wave Grating Stimuli Paddles.

The instruction book is very complete with chapters on:

  • Presentation
  • Why use 'cycles per degree'
  • Helping Parents
  • Normal vision at various ages
  • Pre-requisites
  • Word Definitions
  • Scoring at various distances
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