An eyeglass prescription is an order written by an eyewear prescriber, such as an
optometrist .... Stacking lenses combines their power by simple addition of diopter
strength, if their separation is...
Dr. Heiting explains how to read eyeglass prescriptions, including the numbers
and abbreviations, and why contact lens prescriptions are different.
Sphere or Power - SPH or PWR - This is the main strength of your eyeglass
prescription, and is written in 0.25 increments. If the field has 'SPH', 'PL', 'PLANO',
... your eyeglass prescription. Find charts, definitions, & learn how to decode your
eye prescription at LensCrafters. ... It also tells the lens strength needed to fix it.
Learn how to read you eyeglass prescription and make sense of the letters and
numbers that define your eyesight. Learn what the terms cylinder, sphere, and ...
Dec 4, 2015 ... WebMD helps you understand what your eyeglass prescription means.
Understanding Your Prescription | How to read your eyeglasses prescription
code and ... The strength of lens correction you need may be different for each
Looking for new reading glasses, but unsure of which power or prescription is
best for you? Use the following steps and diopter chart!
VSP can help you decode your glasses prescription. You'll soon make sense of
the confusing letters and numbers and know the exact measurements of each ...