![]() They will check each eye individually, as it's not uncommon to see better in one eye than the other. Researchers say, however, that there are no phone apps or similar technology that can measure your vision as well as a doctor can. It's tempting to use a DIY tool like a phone app to measure your visual acuity. ![]() If you score 20/40, you will see an image clearly when it's 20 feet from you, while someone with normal vision will see it when it's 40 feet from them. Doctors use precise tools to measure your visual acuity, and your score is expressed as a ratio.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |