We have to determine 20/20 vision to be the average normal vision. Visual acuity (VA) commonly refers to the clarity of vision, but technically rates an examinee's ability to recognize small details with precision.Visual acuity is dependent on optical and neural factors, i.e., (1) the sharpness of the retinal image within the eye, (2) the health and functioning of the retina, and (3) the sensitivity of the interpretative faculty of the brain. Scott Raab, Esquire writer-at-large, is now writing about sports for Esquire.com all week long. In other words, having 20/15 vision means you have more exceptional visual acuity than someone with 20/20 vision. The bottom three lines represent 20/30, 20/20 and 20/10. I’d love to see you here, but I care way more that the place you choose is giving you all you deserve. There is something called blue light, and it’s emitted from all of the electronics that we have today. Anything less than how you saw with previously good eyesight wouldn’t be what the doctor is trying to give you. Using an instrument called a phoropter, a doctor of optometry places a series of lenses in front of your eyes and measures how they focus light using a handheld lighted instrument called a retinoscope. If you have 20/30 vision it only means that you have stand 20 feet away from an object to view what a person with normal vision can see at 30 feet. But as I continue to emphasize in my posts, only a few people have naturally good vision. Having 20/15 or 20/20 vision puts one in the same range of visual acuity. Going back to the Snellen chart, it was developed by Dr. Herman Snellen of the Netherlands in 1862 to help patients identify the clarity of their vision at a distance. You may be able to see something so clearly 20 feet away but may be having difficulty focusing on it up close. If you think you’ve found an excuse not to visit the eye doctor, think again. But there are patients who have better than 20/20 vision and still would want to improve it. So, what is 20/20 vision? It may sound strange and invasive, but it’s actually a relatively easy process. It’s been the procedure since glasses and contacts became a thing. If you have sharper than average vision, there’s a chance that you have 20/15 vision. You can talk to a doctor about getting a prescription for glasses. However, it simply isn’t perfect. It is called refractive surgery, and more people are turning to this option than ever nowadays. If you show less than regular vision based on this chart, the eye doctor will usually send you to more advanced testing. | Eye Love Cares, Is Blepharitis Contagious? That being said, it’s possible that people were born with this visual acuity. Make sure that you really focus on the eye test and tell the doctor when you get your prescription whether or not your vision seems to be as good as it used to be. While things may get a bit blurry or you may need to squint at the end of the day due to eyestrain, it doesn’t mean that you have bad vision. The majority of the time, those with 20/15 vision will not need glasses for distance. There are still other factors that may affect your vision such as depth perception, color vision, focus, side vision (what you can see on your periphery) and even eye coordination. It basically means that you can see the same thing from 20 feet away as everyone else with good eyesight can see. Nearly all of us have undergone an eye test, I’m sure. For onsistency, doctors of optometry in the United Sates use 20 feet as the standard for measuring sharpness of vision. hbspt.cta._relativeUrls=true;hbspt.cta.load(440570, 'c726b7ce-cf55-4c05-9dfd-5276abe6c4a8', {}); JDH interviewing EKM: favorite part of her job. Light adjustable lenses and other advanced intra-ocular lenses used to treat cataracts are used to help patients achieve 20/15 vision. 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