Aspheric phase-ring structured lens designs, manufacture, and uses thereof

A method of treating an ophthalmic disease or disorder in a subject, the method comprising implanting into an eye of the subject an ophthalmic lens comprising a lens body, the lens body comprising:

• a first aspheric surface;
• and
• a second aspheric surface comprising a base curvature and a phase-ring structure, wherein the phase-ring structure comprises an inner region and an outer region, and
• the inner region comprises a first phase-ring surface having a first curvature;
• the outer region comprises a second phase-ring surface having a second curvature;
• and
• an outer edge of the inner region is adjacent to an inner edge of the outer region,
• wherein refraction of light passing through the inner region and the outer region causes constructive interference that produces a distance focus and an extended focus.

A method of manufacturing an ophthalmic lens, the method comprising:

• manufacturing a first aspheric surface;
• manufacturing a second aspheric surface comprising a base curvature;
• and
• generating a phase-ring structure on the second aspheric surface, wherein the phase-ring structure comprises an inner region and an outer region, and
• the inner region comprises a first phase-ring surface having a first curvature;
• the outer region comprises a second phase-ring surface having a second curvature;
• and
• an outer edge of the inner region is adjacent to an inner edge of the outer region,
• wherein refraction of light passing through the inner region and the outer region causes constructive interference that produces a distance focus and an extended focus.

An ophthalmic lens comprising a lens body, the lens body comprising:

• a first aspheric surface;
• and
• a second aspheric surface comprising a base curvature and a phase-ring structure, wherein the phase-ring structure comprises an inner region, an intermediate region, and an outer region, and
• the inner region comprises a first phase-ring surface having a first curvature;
• the intermediate region comprises a second phase-ring surface having a second curvature;
• the outer region comprises a third phase-ring surface having a third curvature;
• an outer edge of the inner region is adjacent to an inner edge of the intermediate region;
• and
• an outer edge of the intermediate region is adjacent to an inner edge of the outer region,
• wherein refraction of light passing through the inner region, the intermediate region, and the outer region causes constructive interference that produces a near focus and a distance focus.

A method of treating an ophthalmic disease or disorder in a subject, the method comprising implanting into an eye of the subject an ophthalmic lens comprising a lens body, the lens body comprising:

• a first aspheric surface;
• and
• a second aspheric surface comprising a base curvature and a phase-ring structure, wherein the phase-ring structure comprises an inner region, an intermediate region, and an outer region, and
• the inner region comprises a first phase-ring surface having a first curvature;
• the intermediate region comprises a second phase-ring surface having a second curvature;
• the outer region comprises a third phase-ring surface having a third curvature;
• an outer edge of the inner region is adjacent to an inner edge of the intermediate region;
• and
• an outer edge of the intermediate region is adjacent to an inner edge of the outer region,
• wherein refraction of light passing through the inner region, the intermediate region, and the outer region causes constructive interference that produces a near focus and a distance focus.

A method of manufacturing an ophthalmic lens, the method comprising:

• manufacturing a first aspheric surface;
• manufacturing a second aspheric surface comprising a base curvature;
• and
• generating a phase-ring structure on the second aspheric surface, wherein the phase-ring structure comprises an inner region, an intermediate region, and an outer region, and
• the inner region comprises a first phase-ring surface having a first curvature;
• the intermediate region comprises a second phase-ring surface having a second curvature;
• the outer region comprises a third phase-ring surface having a third curvature;
• an outer edge of the inner region is adjacent to an inner edge of the intermediate region;
• and
• an outer edge of the intermediate region is adjacent to an inner edge of the outer region,
• wherein refraction of light passing through the inner region, the intermediate region, and the outer region causes constructive interference that produces a near focus and a distance focus.

A set of ophthalmic lenses, comprising:

• a first ophthalmic lens comprising a first lens body, the first lens body comprising:
• a first aspheric surface;
• and
• a second aspheric surface comprising a first base curvature and a first optical phase-ring structure, wherein the first optical phase-ring structure comprises a first inner region and a first outer region, and
• the first inner region comprises a first phase-ring surface;
• and
• the first outer region comprises a second phase-ring surface;
• a second ophthalmic lens comprising a second lens body, the second lens body comprising:
• a third aspheric surface;
• and
• a fourth aspheric surface comprising a second base curvature and a second optical phase-ring structure, wherein the second optical phase-ring structure comprises a second inner region, an intermediate region, and a second outer region, and
• the second inner region comprises a third phase-ring surface;
• the intermediate region comprises a fourth phase-ring surface;
• and
• the second outer region comprises a fifth phase-ring surface;
• wherein refraction of light passing through the first inner region and the outer region of the first ophthalmic lens causes first constructive interference and refraction of light passing through the second inner region, the intermediate region, and the second outer region causes second constructive interference, thereby collectively producing a near focus, distance focus, and an extended focus.