What does enable split deviation mean? Ken Nichols March 29, 2018 01:35 Follow Allows the ability to split the angle of deviation equally between the right and left eye. For angles of deviation 30^ or higher the ability to meet fusion by equally distributing the deviation equally between the right and left eye. Related articles Launcher: I put the wrong diagnosis in (amblyopia / strabismus) when I created the patient, will this affect the program? Launcher: How do I delete/ change a patient's info? Comments 0 comments Article is closed for comments.