20250161024. Ophthalmic Lens, Design Metho (HOYA)
OPHTHALMIC LENS, DESIGN METHOD OF THE SAME, MANUFACTURING METHOD OF THE SAME, AND OPHTHALMIC LENS SET
Abstract: an ophthalmic lens, wherein when the wearer wears the ophthalmic lens with the pupil center of the wearer matching the optical center, an outer edge of the intermediate portion is within the expected incident pupil diameter and the outer edge of the outer optical portion is outside the expected incident pupil diameter, within the expected incident pupil diameter, a ratio between a far-vision power group and a near-vision power group that constitute a power distribution of the portion a of the optical portion when viewed in the x direction from the optical center toward the periphery is different from a ratio between the far-vision power group and the near-vision power group that constitute a power distribution of the portion b of the optical portion when viewed in the y direction from the optical center toward the periphery, the y direction being perpendicular to the x direction.
Inventor(s): Akira SHIMOJO
CPC Classification: A61F2/16 (Intraocular lenses)
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