Red & White Optokinetic Flag547400
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.
This Optokinetic flag is available with 1½" (4 cm) segments. Comes with a guide and is 27" (68 cm) in length.Click here for OKN Guide