The two prescriptions are not interchangeable. Nearly 75% of the population needs some sort of vision correction, and the chance that you are one of them increases with age. So schedule an annual eye exam as part of your routine health care, to make sure your eye prescription is up-to-da...
At first glance your eyeglasses prescriptions might look like a bunch of confusing numbers, symbols and abbreviations. Here is a guide to help you understand this information. Your prescription might look like this: Example 1: Example 2: (SPH) (CYL) (AXIS) (O.D.) R: -2.50 / -0.50 ...
OD vs OS in prescriptions The OD and OS abbreviations are both Latin acronyms that stand for the left and right eyes, respectively:OS left eye (oculus sinister) and OD right eye (oculus dextrus). There are times when you'll encounter the symbol OU, which denotes anything involving both ey...
These abbreviated terms are common on prescriptions for glasses,contact lensesand eye medicines, but some doctors and clinics have opted to modernize their eye prescriptions by usingRE (right eye)andLE (left eye)instead ofOD and OS. The information for your right eye (OD) always comes before ...
On your eyeglasses prescription, the information for your right eye (OD) comes before the information for your left eye (OS). Eye doctors write prescriptions this way because when they come face to face with you, they see your right eye on their left (first) and your left eye on their...
Terms Specific to Glasses Prescriptions Your glasses prescription will appear like a small chart with columns and rows. The rows indicate which eye (right or left) the prescription is for, and the columns indicate the following: PWR (Power)/SPH (Sphere): This refers to the amount of nearsigh...
The type of Rx glasses may be noted on a prescription, such as DV [Distance Vision/nearsightedness] and NV [Near Vision/reading]. Prescription with Prism The less common prism Rx refers to the amount of prismatic power needed to compensate for eye alignment issues (e.g., double vision or...
Quick Find:Bifocals,Polycarbonate,Prescription sunglasses,Free Glasses Home›Help Center›How to Read Prescription How to Read Prescription( Helpful:28 )Back » Eyeglasses RX Sample Power(pwr)(-20.00 to _20.00) The strength or amount of correction. ...
Luckily, we offer eye tests for free. We add your prescription values to your Ace & Tate account, so you can always conveniently access it — and you won't have to fill it in manually. Book a free eye testContact lens prescription Contact lens prescriptions look a lot like glasses ...
Prescriptions with prism correction How often should you get an eye exam? If you don’t have any medical issues that affect your vision, you should have a comprehensive eye exam every one to two years. Children should have their first eye exam when they are around six months old, and then...