Doctor insights on:
Glasses Prescription Make Vomit
Old glasses: Yes if it does not meet your current visual requirement. ...Read more
No prescription: Plain glass lenses can be worn for those who like how they look in glasses. If you are blurred when you read or look at distances, even a mild prescription may help you. Usually, people can avoid wearing glasses if they have prescriptions of up to 0.5 diopters; some individuals may feel more visually comfortable with even this low of a glasses prescription. ...Read more
Symptoms include: Continued blurry vision in one or both eyes, headaches from eye strain, dizziness due to lack of focus. Even nausea and vertigo if the prescription is way off from what your eyes need. Don't hesitate to have this rechecked if you feel the glasses are giving you trouble. ...Read more
I was diagnosed with myopia and in my new glasses prescription there is no minus in front the number, are there any mistake?
Yes: This is probably a sign that was not placed there. Is there a plus sign before the numbers. Check with the eye doctor that gave you the prescription! ...Read more
No: Won't work.Get a more detailed answer ›
Naah: Usually a little different, especially as the prescription number gets higher. Also, you have to be fitted with a right fit, not just prescription power. ...Read more
Slightly tricky: Mostly straightforward if there is no astigmatism but a little involved if there is astigmatism. I assume you are ordering lenses online and will need that conversion. There is also some experience functions depending upon the type of lens. Check with your ophthalmologist to get this done for you. Optometrists are unlikely to do it as they prefer to sell you lenses. ...Read more
Could you tell me if my contact lens prescription is -4.00/-4.50 what is my glasses prescription?
My contact lens prescription is significantly different from my glasses prescription. Is this normal?
A small difference: Is normal. A significant difference would be unusual but it could just be the way it is written in a different format. ...Read more
My contact lens prescription is different from my glasses prescription. Is it supposed to be like that?
Yes: The optical principle is lens effectivity. As any lens is moved away from your eye it becomes inherently more powerful (positive) the inverse is also true, as a lens is moved to eye, becomes weaker (negative). So contacts and glasses are adjusted accordingly only if it will affect the final clinical outcome. ...Read more
Hi! I have 25 years and I have an 0.50 astigmatism. I have a cylinder glasses prescription. Should I wear them or not?
I wear glasses (prescription) but only whn my eyes still constantly hurts in the sun watching tv etc vwey sensitive. Would you recommend contacts?
My glasses prescription is the following: sphere (-10.0), cylinder (-2.0), axis (176). For tax purposes, I need to know if this characterizes someone as legally blind. Not sure if this is 20/200?
My new glasses prescription feels wrong at dusk or in dim light. Is it me or should I get new ones?
Numbers game: Fitting cl is an art form as much as science. When the eyeglass refraction is placed in a cl if the number is large enough the strength of the contact may be different to cause good vision. The fit can also change the numbers. These are called "fudge factors'. The numbers are not as important as the ability to see wella nd comfortably. ...Read more
Lense power: The prescription for eyeglasses is the formula that the lense maker (optician) needs to provide the correct lense for your eyeglasses. On the form you will see od: right eye; os :left eye; power : strength ; cylinder: astigmatism; add: near vision correction for those over 40 and sometimes prism: for eye alignment. ...Read more
No: If your glasses prescription changed & you don't update, or if you are wearing glasses with the wrong prescription, thea two won't adversely affect your eye health, but your vision will not be optimally in focus. Some people feel eye strain if their glasses are incorrect. A resolution would be to have yor eye md refract your eyes for the correct prescription. ...Read more
I have a plus Sphere on my glasses prescription, I've read that this is to correct long-sightedness, but my problem is that I can't see the distance..
Do you have to get an eye exam before you get contacts even if you already have your glasses prescription?
Eye exam: Most eye doctors require it, to make sure your eyes check out ok. ...Read more
It's a math formula: The prescription tells the lens maker how to shape the lens (glasses, contacts) that will best correct your vision. The first number is the amount of nearsightedness (-) or farsightedness (+) to be corrected. The next number is the amount of astigmatism to treat and the number after the "x" is the angle of the astigmatism to be treated. ...Read more
Yes.: -3.25 would be the power of the contact lens. Assuming you are wearing a soft lens, You also need the other parameters which include the type of contact lens, the base curve and the diameter ...Read more
What would my contact lense prescription be if my glasses prescription is -1.75 on my right eye and -1.25 on my left eye? Is it possible to tell?
CL prescription: Yes, it is possible to tell. It can be calculated from the power of your glasses and the distance of the lens of the glasses to your cornea. For a low prescription like yours, it will most likely be the same as your glasses. For higher prescriptions, it would be a different prescription. ...Read more
Saw doctor for dry eye and got glasses prescription instead. Can dryness cause vision changes & should I go for a 2nd opinion if exam didn't investigate dryness?
Depends: If your vision has changed since the last time you got glasses, you'll certainly want to be examined to get a new prescription. If you just want a different style frame/lens shape, the glasses providers can read your prescription from current glasses & adapt it to new frames /lenses of your choice. Still a good idea to have yearly eye exam to check for glaucoma, cataracts, macular degeneration…. ...Read more
Can you assist, need an explanation of my eye prescription. Is it worth buying eye glasses? Rt: -0.25 sphere, -0.50 cylinder, 168 axis. Lt: 0.75 sp
42 year old with a -0.75 eye prescription. Will I still need reading glasses at some point? Or will this level of myopia cancel it out?
You'll need them: Probably in another 4-5 years.Get a more detailed answer ›
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