Could the lenses be the wrong fit? Could I be inserting the lenses incorrectly?

» BRAND = The brand name given to the contact lens - for example "Soflens" or "Acuvue". For astigmatic patients, there is also the following parameters: » CYL ( ... If you have ever held your contact lens prescription and wondered, “What do all these letters, numbers, and symbols even mean? ... The axis is a number ... When you enter your prescription during checkout, please select "Not Applicable" for all Cylinder and Axis fields, thank you. Please note you can also ... The minus (-) sign indicates correction for nearsightedness (myopia); a plus (+) sign would mean farsighted correction (hyperopia). ... The degree axis of the ... The axis is the lens meridian that is 90 degrees away from the ... It does not contain certain information that is crucial to acontact lens prescription. Sep 17, 2024 ... ... is OU (oculus uterque) meaning both eyes. The next term on your prescription is Sphere (SPH) and is are measured in diopters (D). This ... You need to know what these mean if you want to know how to understand your eye prescription. ... Axis: This explains where the irregular curve that is affecting ... Sep 24, 2024 ... Eye doctors will note this power separately in an eyeglass prescription. Where to Buy Glasses + Contacts. Best Overall: Warby Parker. Fastest ... Aug 28, 2015 ... Overall, the prescription layout is pretty similar as there is the designation for left and right eyes (OS/OD), the prescription power (SPH, CYL ... Much like the power/sphere figure that is shown on all standard prescriptions, the cylinder for toric lenses denotes the extra visual requirements needed for ...