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What do the numbers on my prescription mean? Your prescription may include the following: SPH, CYL, Axis, ADD and Pupillary Distance (PD). Glasses Prescription ... Sep 26, 2023 ... Knowing the proper axis is crucial for ensuring your lenses are correctly aligned. Why Is Your Contact Lens Prescription Different? If you ... Dec 1, 2021 ... Any patient who did not show up would mean a large gap in the schedule. ... did not want to proceed with a contact lens fitting. Some ... May 17, 2020 ... Part 13: What does DIA Mean? ... DIA is short for "Diameter" and, like BC, is something found on contact lens prescriptions. It refers to the ... Types of Contacts · Contact Lens Care · Eye Glass Lenses · Blue Blocker Glasses · Promos ... How to Read an Eye Prescription: What Does Sphere Mean on an Eye Test ... Regular Prescription. Eye: Which eyes the prescription line item is for. OD: Right Eye; OS: Left Eye; OU: Both Eyes; SPH: Sphere (this can also be referred ... Dec 14, 2023 ... If you're asking yourself, "What does OD vs OS mean?", you're in the ... Axis: Paired with the CYL, this number (between 0 and 180) ... 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 ... If you do not have astigmatism, the CYL and AXIS boxes will be blank. ADD is ... This ensures your prescription for glasses or contact lenses is always up to date ... On The Basis Of Your Requirements These are Your Contact Lens Powers ; SPHERE(SPH) ...