No direct correlatio: There are wide differences in perception between people with the same refraction. So your -0.50 may give you different vision outcome than others. I would not be surprised to know that your vision corrects to anywhere between 20/20 and 20/40.
Answered 11/27/2017
4.5k views
9 doctors weighed in across 3 answers
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question