How To Choose Eyeglasses

Possibly the most important part of the eyewear buying process is choosing the right glasses. Your PD (Pupillary Distance), the size of the frames, the best eyeglasses for your face shape, and what your prescription means, all those contribute to how happy you are with your eyeglasses. This guide will help you better understand what options are more suitable for you and help you choose eyeglasses to fit you.

How to Measure Your Pupillary Distance (PD)

Pupillary Distance (PD) is the distance between the center of one pupil to the center of the other.

Eyeglasses For Your Face Shape

It is effective and easy to choose the glasses that suit you by face shape.

How to Measure Your Frame Size

Choosing the right size is the key to wearing glasses comfortably.

How To Fill Out The Prescription

If your prescription is like the following one, you need first to choose...

Lenses And Coatings

Professional lens service is one of the reasons to choose Elklook

Blue Light Blocking Lens

Elklook blue light blocking lens can effectively filter blue rays without aberration and anamorphosis.

How To Fill Out The Prescription

Single Vision Prescription

If your prescription is like the following one, you need first to choose single vision type, and then fill in the correct information like the example below.

Progressive Prescription

If your prescription is like the following ones, you need to fill in information like the example below. (Note: there is no PD value in the prescription, but you need to fill in your PD value) How to measure your PD?
Sample 1, you just need to fill in the corresponding values.
Sample 2, you need to change +225 to +2.25, -150 to -1.50, -125 to -1.25, -50 to -0.50, and then fill in the corresponding values.
Sample 3, you need to use Near O.D. +0.75-Distance O.D.-1.50 or use Near O.S.+1.00- Distance O.S. -1.25 to get the ADD +2.25 value and then fill in the ADD blank.
PS: the three different prescriptions get the same prescription lenses.

Reading Prescription

If your prescription is like the following ones, you need to fill in information like the example below. (Note: there is no PD value in the prescription, but you need to fill in your PD value)

Other Information You Might Use When Filling In Prescription

OD stands for “oculus dexter,” or right eye.
OS stands for “oculus sinister,” or left eye.
if there is PL or DS in your prescription, it means the value should be 0.
The term PL (Plano) means there is no spherical correction in this eye.
DS stands for “diopter sphere”, which means there is no astigmatism correction for this eye.
You need to fill in information like the example below. (Note: there isn’t PD in the prescription, but you need fill in your PD measurement)
How to measure your PD?