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LEA Gratings children preferential looking test

 

LEA GRATINGS, a Preferential Looking Test

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.

Product Number
Price Qty.
253300 $230.00

 

 

Product Instructions and Support Material

  253300 - LEA GRATINGS - PDF

  253300 - LEA GRATINGS - Video Instructions

253300 - LEA GRATINGS Video Instruction

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