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What is eyeglasses prescription?
An eyeglass prescription is a pad issued by your eye doctor after an eye exam, specifying all the numbers and signs which may be used for us to process eyeglasses for you. Sample prescriptions are listed below:In 1978, the Federal Trade Commission passed a regulation rule known as Ophthalmic Practice Rule,...
What is PD?
Your PD stands for Pupillary Distance, which is the distance between your pupils in millimeters. Your PD is very important for accurately fitting your lenses to achieve vision acuity.Generally speaking, the average PD for adults is 55-70 mm and for kids is about 50-70 mm. A difference about 2-3 mm...
Can I use my contact lens prescription to buy my eyeglasses from you?
No. Contacts prescription and eyeglasses prescription are different. The contacts prescription cannot be used to process eyeglasses. You could check with your doctor what your correct eyeglasses prescription is....
Can I use the copy of my eyeglass prescription which was issued by my doctor 3 years ago?
No. We strongly suggest you use your eyeglass prescription in the most recent 2 years to order with us. Actually Eye Care Professionals (ECPs) suggest an eye exam each six months or one year to detect any possible eye diseases in the earlier stage....
Can I save my prescription?
You can add and save your prescription for permanent use in your Firmoo account, to avoid filling it every time for new order.    1. Log in your account       2. Go to your Account center and choose " My Prescription"         3. Click on "Add New Prescription"  4. Upload your...
How to read my prescription?
Rx:OD=the right eyeOS=the left eyeOU=each eyeRX=prescriptionSPH=Sphere=Spherical, indicates the amount of lens power, prescribed to     correct nearsightedness or farsightedness. If the number appearing under this heading has a minus sign (–), you are nearsighted; if the number has a plus sign (+) or is not preceded by a plus...
How to read PD?
Your PD may be written in three ways: PD (OU), written as "64", means the Binocular PD which is for both eyes. PD (OD), means the Monocular PD for the right eye, PD (OS), means the Monocular PD for the left eye. A Monocular OD is written as two numbers, for example...
How to fill in the prescription with prism?
Upload the original prescription picture at our website directly. We could only make single vision glasses for prescription with prism right now. ...
Can I fill strong prescription?
We offer glasses with SPH from -18 to +10. If your SPH is beyond this rage, please send your original prescription to service@firmoo.com for checking. With strong prescription, you are suggested to choose full frame (better made of acetate material) with narrow and small lens. And high index lenses are necessary. ...
How to read TABO prescription?
The TABO prescription may be different from the international prescription.Sometimes, the Axis of TABO prescription need to be transferred before filling the prescription at our site.(Uploading prescription is recommended, which will avoid mistakes when filling in Rx form. Our professional optometrists will help identify your prescription. )Rules:If the Axis is...
Do you offer prescription sunglasses?
Yes, there are two ways to buy prescription sunglasses: A. Sunglasses with prescription lenses. We have prescription and non-prescription sunglasses. Please visit here for details; B. Regular frames with lens color. You can also order photochromic lens, tint lens or polarized lens for regular glasses, they will work as sunglasses:...
Do you offer multifocal/progressive sunglasses?
Sorry we don't. Sunglasses can only be used for distance, not for reading, bifocal or progressive. However, you can select progressive prescription glasses with photochromic lens or tint lens, which works as sunglasses. Step 1: Choose a regular use glasses frame and then choose the Bifocal/Progressive option. Step 2: Input or upload your...
Can you make non-prescription glasses with blue-light blocking lens?
Yes, we can. Please select Non-RX first and then choose blue-light blocking lens. ...
How to measure PD?
How to Measure PD? PD is very important for accurately fitting your lenses to achieve vision acuity. Generally speaking, the average PD for adults is 55-70 mm and for kids is about 50-70 mm. A difference about 2-3 mm is allowable. Checking with your doctor is recommended. You can also measure it...
Knowledge about Eyeglasses Prescription
1. Myopia Myopia, or nearsightedness, is the most common refractive error of the eye. If you are nearsighted, you typically will have difficulty in seeing distant objects clearly, but will be able to see well for close-up tasks such as reading and computer use. If there is a minus in...
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