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The single use 20D lens provides a clear 3.0x magnified image of the patient’s fundus and a 53° field of view. The laser spot magnification is 0.33x. Katena’s collection of single use bi-aspheric lenses offer exceptional optics with anti-reflection coating for use in the operating room or NICU. Exceptional optics with no scratches or water marks. Each lens comes in a sterile pouch. Single use lenses supplied in quantities of 10.