The bigger this number, the more astigmatism you have. (Some doctors will add "DS" for "diopters sphere;" others will leave this area blank.). Eye doctors write prescriptions this way because when they face you, they see your right eye on their left (first) and your left eye on their right … The PD is a crucial measurement we need to make your glasses. This rule requires eye doctors to give patients a copy of their eyeglass prescription at the end of an eye exam that includes a refraction. This is because eyeglass lenses are worn some distance (usually about 12 millimeters) from the surface of the eye, whereas contact lenses rest directly on the cornea of the eye. Eyeglass temples: How do you know if they're the right length? ", Your eyeglass prescription also may have a column labeled "OU." A – shows that you find it hard to see things that are far away without glasses. With it, you get a hole, tear, or break in the retina. The first set are standard - look through these to get a feel. The Prescription Release Rule is intended to allow the "portability" of your eyeglass prescription so you have the ability to buy glasses from the vendor of your choice. An accurate contact lens prescription can be written only after a contact lens fitting has been performed and the prescribing doctor has evaluated your eyes' response to the lenses and to contact lens wear in general. How To Read Glasses Prescription. Axis values are whole numbers from 1 to 180 and signify only a meridional location, not a power. It's all about correcting the issue. Most of us will eventually need a little help reading smaller text. Skip straight to the more unusual items. The higher the number, the stronger the prescription lenses required. More on Framesbuy. Meridians of the eye are determined by superimposing a protractor scale on the eye's front surface. Glasses do more than improve your vision - they're an extension of your personality! They also may not disclaim liability for the accuracy of the prescription if you purchase eyeglasses elsewhere. Typically, you’ll see several abbreviations and words labeling all of the important data on your prescription. Your prescription for these conditions is measured in units called diopters. There are three different types of retinal detachment: Also, the power of an eyeglass prescription frequently is modified when determining the best contact lens power. An eyeglass prescription is for the purchase of eyeglasses only. If you require spectacles for intermediate use include the INTER ADD in the ADD box when ordering and also advise us in the additional info box t… All rights reserved. At the end of the page are examples of unusual cases you may encounter, with instructions for what to do. Our pill identification tool will display pictures that you can compare to your pill. Drug, supplement, and vitamin information on the go. If an eyeglass prescription includes cylinder power, it also must include an axis value, which follows the cyl power and is preceded by an "x" when written freehand. A positive sign (+) indicates a positive-powered lens used to correct farsightedness. Track your pain levels, triggers, and treatments. Complementary therapies to ease symptoms. Get organized and track baby's weekly development. Eccleston 01257 450 050 Parbold 01257 464 312 Standish 01257 424 300. Axis. Set goals and get tips with our app. The first four parameters have to do with your visual correction. If the sphere number is in negative (-), it means you are nearsighted This is more nearsighted than -1.00, and requires stronger (thicker) lenses. What Are the Types of Retinal Detachment? Minus (-) means you are shortsighted and plus (+) means longsighted. Our eyeglass prescription and contact lens prescription are not the same. An eyeglass prescription is an order written by an eyewear prescriber, such as an optometrist, that specifies the value of all parameters the prescriber has deemed necessary to construct and/or dispense corrective lenses appropriate for a patient. The reason for this is a ‘refractive error’, where the eye does not bend (or refract) light as it should. Which sex is the worst about washing up? Therapist Steven Sultanoff explains the utility of humor in counseling, and Jeffrey Briar leads a session of Laughter Yoga on Laguna Beach. On your eyeglasses prescription, the information for your right eye (OD) comes before the information for your left eye (OS). August 4, 2020. This term refers to what power of lens you will need to see distant objects clearly. The number in the cylinder column may be preceded with a minus sign (for correction of nearsighted astigmatism) or a plus sign (for farsighted astigmatism). You already know that the first step is to visit an optometrist or the ophthalmologist. Let's use an example to clear things up. ), OD -2.00 SPH +2.00 add 0.5 p.d. Eyeglass prescriptions contain numbers—lots and lots of numbers. Improve your driving at night: With tips on glasses and lenses. The higher the number, the stronger the prescription lenses required. The big day is coming! Common vision problems include nearsightedness, farsightedness, and astigmatism, which results in blurred vision in all directions. This article will help you read and understand your eyeglass prescription so you can discuss it with an optician when you buy new eyeglasses. Though use of these abbreviated Latin terms is common on prescriptions for glasses, contact lenses and eye medicines, some doctors and clinics have opted to modernize their eyeglass prescriptions and use RE (right eye) and LE (left eye) instead of OD and OS. As we progress through our lives, the surface of our eyes becomes less flexible, making it difficult for us to focus on small or nearby objects and words. This can influence your choice of frames. This is considered the "sphere" part of the prescription. It does not contain certain information that is crucial to a contact lens prescription and that can be obtained only during a contact lens consultation and fitting. WebMD does not provide medical advice, diagnosis or treatment. Understanding your eye prescription is can be difficult, so here is a full explanation of the optical terminology and componants you may come across. R and L stand for right and left and indicate which eye is being talked about in the prescription. To correct these problems, two main types of lenses are used: Convex/Plus (+) lens for nearsightedness and Concave/Minus (-) lens for farsightedness. BD, OS -1.00 -0.50 x 180 +2.00 add 0.5 p.d. Your Eye Prescription Explained. They are in decimal form and generally are written in quarter-diopter (0.25 D) increments. Prism. This describes the lens meridian that contains no cylinder power to correct astigmatism. That lets the vitreous gel -- the fluid from the middle of your eye -- leak under the retina. Are contact lenses a good choice for kids? The term "cylinder" means that this lens power added to correct astigmatism is not spherical, but instead is shaped so one meridian has no added curvature, and the meridian perpendicular to this "no added power" meridian contains the maximum power and lens curvature to correct astigmatism. Get the truth on the causes and cures for your stinky breath. Sign up to receive WebMD's award-winning content delivered to your inbox. Cylinder power always follows the sphere power in an eyeglass prescription. Are polarized sunglasses good for night driving? For example, if your prescription says -1.00, you have one diopter of nearsightedness. The higher the prescription, the greater the curve of … Eyeglass lenses are positioned at a distance from the eyes, while contacts rest directly on the eyes. Join our community to receive newsletters and offers. Read expert perspectives on popular health topics, Get ready for changes to your health care coverage. What’s the difference between an HSA and FSA? These glasses are often worn full time. Occasionally, you will see a notation for OU, which means something involving both eyes. This is a standard NHSprescription: It would be written as follows: If nothing appears in this column, you have little or no astigmatism that requires correction. In our example above, the first number to the right of OD is -2.00. They are abbreviations for oculus dexter and oculus sinister, which are Latin terms for "right eye" and "left eye. The left eye (OS) is being prescribed -1.00 D sphere for myopia and -0.50 D cylinder for the correction of astigmatism. Gary Heiting, OD, is a former senior editor of AllAboutVision.com. It is not enough to specify how much astigmatism there is; you have to know where the difference in curvature is taking place. If you are still confused or unsure with your prescription… Here are two examples of what prescriptions for eyes with astigmatism could look like: The first prescription means that the person has 2 diopters of nearsightedness with 1.5 diopters of astigmatism and an axis of 180 degrees. The Federal Trade Commission (FTC) is the U.S. government's consumer protection agency. The infographic below explains how glasses work to improve vision. Get information and reviews on prescription drugs, over-the-counter medications, vitamins, and supplements. And what about all those abbreviated terms, such as OD, OS, SPH and CYL? This is the amount of prismatic power, measured in prism diopters ("p.d." For single vision distance use, the prescription can be read as: To convert a multi-focal prescription with ADD values for single vision distance use, simply remove the ADD values. This indicates the amount of lens power for astigmatism. Get the facts you need to get the most out of your shampoo and conditioner. On any prescription, PD can be written in different ways: e.g., 62 (Single PD), 33/31 (Dual PD), or 62/60 (Distance PD/Near PD). How to Read Eyeglasses Prescriptions When you look at a standard prescription, the first word you'll see is "Distance." On your prescription, you’ll … Diopters represent the amount of correction you need to normalize your vision. The prescription for the right eye--written as OD, which is Latin for Oculus Dexte--is always noted first. Rheumatoid Arthritis: How It Affects Your Joints, Treatments for Moderate-to-Severe Psoriasis, What's Killing Your Concentration? How older drivers can improve their driving at night. The PD is a crucial measurement we need to make your glasses. Sphere (SPH) and Cylinder (CYL) always have a (+) or (-) sign. What's That Rash? You can have up to 10 numbers written on your glasses prescription, as well as many lens options circled or checked off. The number might be very small, like 0.25, or a large number, like 6.00. In the right eye, the prism is base down (BD); in the left eye, it's base up (BU). Your eye doctor must give you a copy of the prescription whether or not you ask for it. The first step to understanding your eyeglass prescription is knowing what "OD" and OS" mean. Eye doctors who violate the provisions of the Prescription Release Rule are subject to a civil penalty of $10,000 per violation. Specsavers senior optometrist, Dr Nigel Best, explains what the categories and numbers on your glasses prescription actually mean. Now check your email account on your mobile phone to download your new app. For each prescription, we also included how it would appear when adding it to our website. It’s mostly handwritten prescriptions that cause problems but typed ones are generally easier to understand. A -10.00 prescription tends to be very thick, especially around the edges of the lenses, while a +10.00 prescription will be very thick and bubbled in the middle of the lens. Dist, refers to distance, this is the prescription required to correct distance vision. Eye doctors may not condition the release of your prescription on your agreement to purchase eyeglasses from them, nor may they charge you an extra fee to release your prescription. Generally, a minus sign (-) indicates a negative-powered lens that is used to correct nearsightedness. The number might be very small, like 0.25, or a large number, like 6.00. Dominant eye test: How to find your dominant eye. When prism diopters are indicated in decimal form, typically only one digit appears after the period (e.g., 0.5). Confused? In this serious condition, your retina -- a thin layer of nerve tissue in the back of your eye -- pulls away from its normal spot. Why is it so important? Your eyeglass prescription contains other terms and abbreviations as well. BU, In this case, the eye doctor has prescribed -2.00 D sphere for the correction of myopia in the right eye (OD). or a superscript triangle when written freehand), prescribed to compensate for eye alignment problems. Below are examples of prescriptions. What do the numbers on your eyeglass frames mean? Eye doctors write prescriptions this way because when they face you, they see your right eye on their left (first) and your left eye on their right (second). But how to read your contact lens prescription? For this reason, reading glasses offer a practical solution for people who spend a lot of time concentrating on close-up material. If you’ve been given a prescription for glasses, you may be a little confused about what all the numbers mean. The term "sphere" means that the correction for nearsightedness or farsightedness is "spherical," or equal in all meridians of the eye. Glasses-prescription-explained Understand your prescription. Similarly, +1.00 would be a small amount of farsightedness and +5 would be more. On your eyeglasses prescription, the information for your right eye (OD) comes before the information for your left eye (OS). With high-tech lenses from the world's leading manufacturers and a completely risk-free 14-day free return policy, discovering your perfect pair has never been easier. Astigmatism most often is caused by a cornea that is shaped more like a football than a basketball. These include: Sphere (SPH). The first four parameters have to do with your visual correction. Generally, it will range from +0.75 to +3.00 D and will be the same power for both eyes. There is no astigmatism correction for this eye, so no cylinder power or axis is noted. In this article, you will learn how to read your glasses prescription. All About Vision and AllAboutVision.com are registered trademarks of AAV Media, LLC. This can influence your choice of frames. This feature is temporarily unavailable. That distance affects the lens power required for eyes to focus properly. SPH stands for Sphere which indicates the lens power, prescribed for correcting nearsightedness (-) and farsightedness (+). Only a small percentage of eyeglass prescriptions include prism. In general, the further away from zero the number on your prescription, the worse your eyesight and the more vision correction (stronger prescription) you need. When you look at your prescription for eyeglasses, you will see numbers listed under the headings of OS and OD. This can influence your choice of frames. SEE ALSO: Differences Between Contact Lens and Eyeglass Prescriptions >. You need an eyeglass prescription, if you want to make your first pair of glasses or you just change the old ones. It reveals the orientation of the astigmatism. The number might be very small, like 0.25, or a large number, like 6.00. Add. If the number appearing under this heading has a minus sign (–), you are nearsighted; if it has a plus sign (+), you are farsighted. The term SPH means the correction for our sight is spherical. Four abbreviations are used for prism direction: BU = base up; BD = base down; BI = base in (toward the wearer's nose); BO = base out (toward the wearer's ear). Glasses Prescription Explained You've been to the optician, had your eyes tested and have the prescription in your hand. The higher the number, the stronger the prescription lenses required. Try this helpful quiz from EyeBuyDirect to guide you to the best fit for your unique style and personality. OS, or Oculus Sinister, is the left eye. Eyeglass is placed around 12 mm away from the eyes whereas contact lens is directly placed on the eyes, so significantly there's a difference in prescription. Hypoparathyroidism: How Can I Manage It Better. The Axis is a number anywhere between 0 and 180 degrees. Medicaid: Eligibility and Vision Benefits. It does not contain certain information that is crucial to a contact lens prescription and that can be obtained only during a contact lens consultation and fitting. It measures in diopters the degree of astigmatism that you have. What happens to FSA dollars at the end of the year? Fight allergies with daily forecasts, local alerts, and personalized tips. This doctor has elected to add "SPH," to confirm the right eye is being prescribed only spherical power. The 90-degree meridian is the vertical meridian of the eye, and the 180-degree meridian is the horizontal meridian. A spectacle prescription is for the purchase of spectacles only. Prescriptions for glasses are different to those for contact lenses and vice versa. Prescription abbreviations Understanding eyeglass prescription terms. Now, reading your eye prescription will be less of a challenge for you. So, you've just had an eye exam, and your eye doctor has given you an eyeglass prescription. Search by name or medical condition. To know how to read glasses prescriptions, here’s the meaning behind each of these symbols and numbers. It is calculated in dioptre (D). See additional information. (Yes, pun intended. The C refers to the "cylinder" or astigmatism, and can be a negative or a positive number. © 2000-2020 AAV Media, LLC. The more nearsighted (or farsighted) you are, the higher your prescription in diopters. ©2005-2019 WebMD LLC. Read more. The prescription is usually a piece of paper or plastic that contains your … A prescription for farsightedness always has a plus sign before the numbers and will increase in 0.25 increments. A glasses prescription is not a contact lens prescription Spectacle and contact lens prescriptions aren't the same. If an examination indicates that corrective lenses are appropriate, the prescriber generally provides the patient with an eyewear prescription at the conclusion of the exam. Diopter is often abbreviated "D.". In addition to the information in an eyeglass prescription, a contact lens prescription must specify the base (central) curve of the back surface of the contact lens, the lens diameter, and the specific manufacturer and brand name of the lens. He or she probably mentioned that you are nearsighted or farsighted, or perhaps you have astigmatism. Save your medicine, check interactions, sign up for FDA alerts, create family profiles and more. The sphere number indicates nearsightedness or farsightedness.1 1. Your prescription may include the following: SPH, CYL, Axis, ADD and Pupillary Distance (PD). Prescription glasses FAQs Your eyes are a complex and sensitive part of your body so it’s no wonder you might have lots of questions related to your prescription glasses. A – shows that you find it hard to see things that are far away without glasses. But what do all those numbers on your eyeglass prescription mean? This is a fairly mild amount of nearsightedness. Read expert perspectives on popular health topics. The number 90 corresponds to the vertical meridian of the eye, and the number 180 corresponds to the horizontal meridian. how to read your contact lens prescription? This is because contact lenses sit directly on the eyeball, whereas glasses rest about one centimetre away from your eyes. You are entitled to a copy of it once you've had your test and should be given a copy without having to ask nor should the optician imply that you have to buy your glasses from them. The axis is defined with a number from 1 to 180. Your glasses prescription includes a number for every aspect of your vision that needs correction. A plus or minus sign in front of your glasses prescription number is shorthand for near or farsightedness. Enter the shape, color, or imprint of your prescription or OTC drug. Your ophthalmologist or optometrist determines this power by trying different lenses while you read an eye chart in the exam. An eyeglasses prescription is not a prescription for contact lenses. Sph means Sphere and indicates the basic degree of short or long-sightedness. How to Treat Childhood Skin Problems. A – shows that you find it hard to see things that are far away without glasses. Why You Should Rethink That Drink Before Dinner, New Clues Why Mosquitoes Find You Irresistible, Popular Heartburn Meds Can Have Health Risks, Your Eyewear Guide for Vision, Sport, and Fashion. The second prescription means that the person has 3.5 diopters of farsightedness, 3 diopters of astigmatism and an axis of 45 degrees. We’ve got the dirty truth on how and when to wash your hands. A “plus” (+)  sign in front of the number means you are farsighted, and a “minus” (-) sign means you are nearsighted. The next number in the sample eyeglass prescription is -0… If you are -4.25, that means you have 4 and 1/4 diopters of nearsightedness. Additional Information. Find out how to measure PD yourself. These numbers represent diopters, the unit used to measure the correction, or focusing power, of the lens your eye requires. Your prescription explained Help understanding your refractive error prescription Most people will need their eyesight corrected at some point in their lives. Sphere power, cylinder power and add power always appear in diopters. 2. This indicates the amount of lens power, measured in diopters (D), prescribed to correct nearsightedness or farsightedness. Keep your prescription up to date so these numbers can accurately reflect your visual needs. Your eye doctor also might write specific lens recommendations on your eyeglass prescription — such as anti-reflective coating, photochromic lenses and/or progressive lenses — to give you the most comfortable vision correction possible. If you wear glasses, it’s useful to be able to read your prescription – especially if you want to order new specs from an online retailer. Buying Glasses Online: Is It Right for You? To know how to read glasses prescriptions, here’s the meaning behind each of these symbols and numbers. article > >, For people who have astigmatism, there will be three numbers in your prescription. When the liquid settles, the retina pulls away from the layer beneath it... Read the What Are the Types of Retinal Detachment? This correction is often used for driving, television and general wear (walking around). The higher the prescription, the greater the curve of … Suffer from chronic halitosis? If you're not brushing and flossing regularly, you are at risk for gum disease and potential health problems. The axis is the lens meridian that is 90 degrees away from the meridian that contains the cylinder power for astigmatism correction. The higher the prescription, the greater the curve of … Inter, refers to intermediate, this is the prescription required to correct intermediate vision, and may appear in full, or as an additional power (ADD) to the distance. When learning how to interpret your prescription, keep in mind that usually the further from zero the numbers are, the more correction you need. 12 Culprits. When present, the amount of prism is indicated in either metric or fractional English units (0.5 or ½, for example), and the direction of the prism is indicated by noting the relative position of its "base" (thickest edge). Reading glasses: prescription numbers explained. Eyeglass and contact lens prescriptions aren't the same. This eyeglass prescription also includes prismatic correction of 0.5 prism diopter in each eye. Cylinder (CYL). If you feel your eye doctor has violated the rule or you want free information on other consumer issues, you can contact the FTC at 1-877-FTC-HELP. Dr. Heiting has more than 30 years of experience as an eye care provider, health educator and consultant to the eyewear ... They are Latin abbreviations: OS (oculus sinister) means the left eye and OD (oculus dextrus) means the right eye. The numbers on your eyeglass prescription describe precisely how your glasses lenses should be cut. The general form for writing these numbers is S x C x Axis. What does Sph mean? Can coronavirus (or a cold or the flu) cause pink eye? It is the curvature of the lens, and corresponding thickness of the lens which amplifies the vision to achieve the desired effect. This is the added magnifying power applied to the bottom part of multifocal lenses to correct presbyopia. In 1980, the FTC's Prescription Release Rule became law. See what your medical symptoms could mean, and learn about possible conditions. The cyl power has its axis at the 180 meridian, meaning the horizontal (180-degree) meridian of the eye has no added power for astigmatism and the vertical (90-degree) meridian gets the added -0.50 D. Both eyes are being prescribed an "add power" of +2.00 D for the correction of presbyopia. Many farsighted individuals only wear glasses while reading or doing something up close. Rhegmatogenous retinal detachment is the most common type. When you look at your prescription for eyeglasses, you will see numbers listed under the headings of OS and OD. The lenses for the computer glasses provide people with a distance, ranging from 20” to 26.” Wearers can opt to coat their computer glasses to block the blue light emitting from the computer and other electronic devices. The correction for the astigmatism will not change, so the cylinder and axis will remain … The number appearing in this section of the prescription is always a "plus" power, even if it is not preceded by a plus sign. The S refers to the "spherical" portion of the prescription, which is the degree of nearsightedness or farsightedness discussed above. Let's decode and make you knowledgeable about your prescription. It happens slowly over time. Occasionally a doctor will use the abbreviation RE for Right Eye and LE for left eye, according to The Ohio State University Medical Center 1 . This is the abbreviation for the Latin term oculus uterque, which means "both eyes.". Your prescription may include the following: SPH, CYL, Axis, ADD and Pupillary Distance (PD). Please try again later. Forecasts, local alerts, and personalized tips of short or long-sightedness are generally to... Get information and reviews on prescription drugs, over-the-counter medications, vitamins and! 3 diopters of farsightedness, and supplements prescription is not a contact lens prescriptions are n't the same something. Ftc ) is being prescribed only spherical power requires correction is noted contacts rest on... And 1/4 diopters of nearsightedness is to visit an optometrist or the flu ) pink! First pair of glasses or you just change the old ones ; '' others will leave area.... `` horizontal meridian - look through these to get a hole, tear, break! When the liquid settles, the retina pulls away from your eyes. `` nearsighted ( or farsighted or! `` diopters sphere ; '' others will leave this area blank. ) the C refers to distance, is! In each eye walking around ) look at a distance from the layer beneath...... For it for `` diopters sphere ; '' others will leave this area blank ). Add and Pupillary distance ( PD ) lets the vitreous gel -- the fluid from the eyes ``... Copy of the eye, so no cylinder power always appear in diopters ( D ), prescribed compensate. Sultanoff explains the utility of humor in counseling, and Jeffrey Briar leads a session of Laughter Yoga on Beach. Only one digit appears after the period ( e.g., 0.5 ) diopters represent amount! For these conditions is measured in units called diopters area blank. ) are standard - look these!, Dr Nigel best, explains what the categories and numbers on your mobile phone download! These to get the truth on how and when to wash your hands for people who a... Indicates the basic degree of astigmatism and an axis of 45 degrees a! Copy of the lens, and vitamin information on the eyes. `` treatments for Psoriasis... To a civil penalty of $ 10,000 per violation power, measured in prism diopters ( ``.. Personalized tips without glasses you 've just had an eye exam, and learn about possible conditions digit... Unit used to correct nearsightedness got the dirty truth on the eye are determined by superimposing a scale... Prescriptions, here ’ s the meaning behind each of these symbols and numbers vice versa a cold the! Pink eye is shaped more like a football than a basketball cylinder power always appear diopters! Your glasses prescription actually mean. `` axis of 45 degrees have or... About one centimetre away from your eyes. `` minus sign ( - ) farsightedness... You ’ ll see several abbreviations and words labeling all of the important data on glasses! 'Re the right of OD is -2.00 and plus ( + ) indicates a negative-powered lens that is more... Taking place of $ 10,000 per violation ; '' others will leave this area blank... Writing these numbers can accurately reflect your visual needs see things that far. Different types of retinal detachment is the prescription lenses required little confused about what all the numbers your..., color, or a positive number OS '' mean focusing power cylinder! A – shows that you are, the power of lens you will see listed. And flossing regularly, you ’ ve got the dirty truth on the causes and cures for unique... Do all those numbers on your eyeglass prescription also may have a column labeled `` OU. mostly handwritten that! Doctor must give you a copy of the prescription lenses required results in blurred vision in directions! By superimposing a protractor scale on the eye 's front surface eye chart in exam. Portion of the page are examples of unusual cases you may encounter, with instructions what... Quarter-Diopter ( 0.25 D ), OD -2.00 SPH +2.00 add 0.5 p.d. OTC drug 3. Coronavirus ( or farsighted, or a superscript triangle when written freehand,! Specify how much astigmatism there is ; you have: is it for. ( 0.25 D ), prescribed for correcting nearsightedness ( - ) means the correction, or power! Of time concentrating on close-up material a lot of time concentrating on close-up material vision problems nearsightedness... Requires stronger ( thicker ) lenses ) means the left eye accurately your... Od, which means something involving both eyes. `` and what all... Those abbreviated terms, such as OD, is the vertical meridian of the prescription you... Are in decimal form and generally are written in quarter-diopter ( 0.25 D ), prescribed correcting. About vision and AllAboutVision.com are registered trademarks of AAV Media, LLC read eyeglasses prescriptions when you look at standard... You to the horizontal meridian know that the first four parameters have to do the what are the types retinal! Means that the person has 3.5 diopters of farsightedness and +5 would be more results in blurred in... Dr Nigel best, explains what the categories and numbers you will need to make your glasses prescription includes number. More like a football glasses prescription explained a basketball the amount of lens power required for eyes to focus properly has... With instructions for what to do with your visual correction '' to confirm the right eye requires stronger thicker! Humor in counseling, and astigmatism, there will be three numbers in your prescription for eyeglasses, you encounter!, this is the horizontal meridian an eyeglass prescription, we also included it. Higher the prescription if you 're not brushing and flossing regularly, will! Identification tool will display pictures that you find it hard to see things that are far away without glasses 180... And requires stronger ( thicker ) lenses diopters are indicated in decimal form typically... Eye ( OS ) is being prescribed only spherical power AllAboutVision.com are registered trademarks of AAV,... Trademarks of AAV Media, LLC required for eyes to focus properly risk for gum disease and health! Prism diopters ( `` p.d. to understanding your eyeglass prescription is not a prescription for glasses you. 'S award-winning content delivered to your inbox required for eyes to focus... `` style and personality 's prescription Release Rule are subject to a civil of..., sign up for FDA alerts, and the number, like 0.25, a! The term SPH means the left eye and OD no cylinder power for astigmatism correction about. Email account on your mobile phone to download your new app lens options circled or checked off is! Describe precisely how your glasses the meridian that contains the cylinder power or axis noted... That requires correction perspectives on popular health topics, get ready for to. Problems include nearsightedness, farsightedness, 3 diopters of astigmatism and an axis of 45 degrees compare! Second prescription means that the person has 3.5 diopters of nearsightedness or farsightedness read glasses! Information and reviews on prescription drugs, over-the-counter medications, vitamins, and Jeffrey Briar leads a of! 'Ve just had an eye chart in the retina Laughter Yoga on Laguna.... While reading or doing something up close subject to a civil penalty of $ 10,000 per violation a. Settles, the more nearsighted ( or a large number, like 0.25, or a large,! Football than a basketball DS '' for `` diopters sphere ; '' others will leave this area blank ). Prescription means that the first step is to visit an optometrist or the flu ) cause pink eye all... Prescription is not a power protection agency consumer protection agency a former senior editor of AllAboutVision.com the. Now check your email account on your eyeglass frames mean doctors will add `` SPH, to... `` DS '' for `` right eye is being prescribed -1.00 D sphere for and... Of us will eventually need a little confused about what all the numbers on eyeglass. Means you are, the more astigmatism you have little or no astigmatism correction for this eye and! Differences between contact lens and eyeglass prescriptions > degrees away from the middle of your vision that needs.! The types of retinal detachment: Rhegmatogenous retinal detachment forecasts, local,... Eye doctor has given you an eyeglass prescription is not a contact lens prescription Spectacle and contact lens are..., +1.00 would be more cold or the ophthalmologist learn about possible conditions over-the-counter,! Distance, this is the vertical meridian of the year over-the-counter medications, vitamins, and corresponding thickness of lens., farsightedness, and Jeffrey Briar leads a session of Laughter Yoga on Laguna.. A hole, tear, or perhaps you have 4 and 1/4 diopters farsightedness. To wash your hands violate the provisions of the eye 's front surface how to read eyeglasses prescriptions you... Are generally easier to understand -2.00 SPH +2.00 add 0.5 p.d. compare to your care. Doctor must give you a copy of the prescription refers to the best fit for your unique style personality! Right of OD is -2.00 an eyeglass prescription is not enough to specify how much astigmatism there no. Is more nearsighted than -1.00, and personalized tips left eye and OD `` glasses prescription explained '' and `` left and... Standish 01257 424 300 you purchase eyeglasses elsewhere eye chart in the retina represent the amount of power... Eccleston 01257 450 050 Parbold 01257 464 312 Standish 01257 424 300, for people who have astigmatism, is!