Medium Heidi Fixation Targets253100
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The medium "smiling face" fixation paddle was developed based on studies by Robert Fanz. This fixation paddle is for assessing children with severe disabilities to determine the distance at which the children respond to a high-contrast face figure. Features on the reverse side include grating, pupil size, and a corneal diameter measurement on the handle.
Dimensions: 5" (13 cm) diameter.