- Description
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LEA Gratings Acuity Test with 4 test plates in increments of 8 cpcm, 4 cpcm, 2 cpcm and 0.5 cpcm (cpcm = cycles per centimetre of surface) with keycard of 2 cpcm for demonstration.
In contrast to the grating paddles (#52023), the patient is asked to communicate how he/she perceives the lines on the overall surface of the test chart.
Allows the determination of the distance at which the direction of the gratings can be detected.
Size: Ø 20.3 cm
Good-Lite: 251300
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