How does the power of my contact lenses relate to the power of my glasses?

May 26, 2024 ... What does the Axis in Contact Lenses Mean? Now to the big question – what does an axis mean in a contact lens prescription? The axis is ... PWR (Power)/SPH (Sphere): On a contact lens prescription, you may see the SPH ... What do the numbers on my eye prescription mean? Numbers on an eye ... Nov 27, 2019 ... Does my prescription stay the same for glasses and contact lenses? ... What does SPH, CYL and AXIS mean? These are the three main columns ... CYL - Cylinder (usually a number between -0.5 to -2.25). AX - Axis ... A contact lens prescription is not the same as an eyeglass prescription. In ... » BRAND = The brand name given to the contact lens - for example "Soflens" or "Acuvue". For astigmatic patients, there is also the following parameters: » CYL ( ... Jun 1, 2019 ... What does it mean to be nearsighted? Nearsightedness (myopia) is the ... For example, if the axis is 180 degrees the astigmatism is horizontal. For example, an axis of 180 degrees means your astigmatism is horizontal. ADD. If you see this on your prescription, it means additional lens powers are needed ... May 31, 2018 ... The axis is defined with a number from 1 to 180 for ... does not contain some information that is important to a contact lens prescription. The goal of RGP lens centration is to ensure that the visual axis remains within the back optic zone diameter (BOZD) for as long as possible to optimise visual ... Cylindrical correction (CYL): Cylindrical correction is the second number ... protecting the eyes by using contacts carefully, wearing sunglasses and ...