LEA GRATINGS®, a Preferential Looking Test

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Title:
LEA GRATINGS, a Preferential Looking Test

LEA GRATINGS®, a Preferential Looking Test

Product #:
253300

Description

LEA GRATINGS® are for preferential looking test 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.

Instructions & Support Material

Video