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Your cart is empty.This optokinetic flag is used to produce optokinetic nystagmus (OKN) physiologic jerk in a patient's eyes. This is elicited when the patient attempts to fixate on moving, alternative, contrasting squares that are moved in the field of vision. Optokinetic flags is available with 1½" segments. Comes with instructions and is 28" (71.12 cm) in length.
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