Johnson and Johnson Vision Care, Inc.

Beam Engineering for Advanced Measurements Co.

US Government As Represented by the Secretary of the Army

Olena Uskova

Nelson V Tabirian

Randall Braxton Pugh

Frederick A Flitsch

Adam Toner

James Daniel Riall

Luciano De Sio

Praveen Pandojirao-S

Svetlana Serak

Svetlan Serak

David E Roberts

Anna Tabirian

Diane Steeves

Brian Kimball

Stephen Robert Beaton

Sarik R Nersisyan

Praveen Pandojirao

Justin L Sigley

Mark J Moran

Methods, materials, systems, and devices for stabilizing photoalignment patterns in liquid crystal diffractive waveplates (LCDWs) against radiation, mechanical, and electrical influences by creating a polymer network within the bulk of LCDW such as the polymer network does not affect the LC orientation pattern in the bulk of the DW and does not result in residual retardation and light scattering while being able to fast switching and relaxation with no haze at application of electric fields.

Polymer networks stabilizing liquid crystal diffractive waveplates

Methods, systems and devices for diffractive waveplate lens and mirror systems allowing electronically pointing and focusing light at different focal planes. The system can be incorporated into a variety of optical schemes for providing electrical control of transmission. In another embodiment, the system comprises diffractive waveplates of different functionality to provide a system for controlling not only focusing but other propagation properties of light including direction, phase profile, and intensity distribution. The diffractive waveplate lens and mirror systems are applicable to optical communication systems.

Diffractive waveplate lenses and applications

Optical beam steering and focusing systems, devices, and methods that utilize diffractive waveplates are improved to produce high efficiency at large beam deflection angles, particularly around normal incidence, by diffractive waveplate architectures comprising a special combination of liquid crystal polymer diffractive waveplate both layers with internal twisted structure and at a layer with uniform structure.

High-efficiency wide-angle beam steering system

Methods, systems and devices for diffractive waveplate lens and mirror systems allowing electronically focusing light at different focal planes. The system can be incorporated into a variety of optical schemes for providing electrical control of transmission. In another embodiment, the system comprises diffractive waveplates of different functionality to provide a system for controlling not only focusing but other propagation properties of light including direction, phase profile, and intensity distribution.

Methods and apparatuses for providing a variable optic insert into an ophthalmic lens as set forth. An energy source is capable of powering the variable optic insert included within the ophthalmic lens. In some embodiments, an ophthalmic lens is cast-molded from a silicone hydrogel. The various ophthalmic lens entities may include electroactive liquid crystal layers to electrically control refractive characteristics.

Variable optic ophthalmic device including liquid crystal elements

Methods, systems and devices for diffractive waveplate lens and mirror systems allowing electronically focusing light at different focal planes. The system can be incorporated into a variety of optical schemes for providing electrical control of transmission. In another embodiment, the system comprises diffractive waveplate of different functionality to provide a system for controlling not only focusing but other propagation properties of light including direction, phase profile, and intensity distribution.

This invention discloses methods and apparatus for providing a variable optic insert into an ophthalmic lens. A liquid crystal layer may be used to provide a variable optic function and in some examples, an alignment layer for the liquid crystal layer may be patterned in a cycloidally dependent manner. The patterning may allow for a polarization dependent lens in some examples. An energy source is capable of powering the variable optic insert included within the ophthalmic lens. In some examples, an ophthalmic lens is cast-molded from a silicone hydrogel. The various ophthalmic lens entities may include electroactive liquid crystal layers to electrically control optical characteristics.

Methods and apparatus for ophthalmic devices including cycloidally oriented liquid crystal layers

This invention discloses methods and apparatus for providing a variable optic insert into an ophthalmic lens. The variable optic insert may have surfaces within that have differing radii of curvature. A liquid crystal layer may be used to provide a variable optic function and in some embodiments, an alignment layer for the liquid crystal layer may be patterned in a radially dependent manner. The patterning may allow for the index of refraction of the optic device to vary in a gradient-indexed or GRIN manner. An energy source is capable of powering the variable optic insert included within the ophthalmic lens. In some embodiments, an ophthalmic lens is cast-molded from a silicone hydrogel. The various ophthalmic lens entities may include electroactive liquid crystal layers to electrically control optical characteristics.

Method and apparatus for ophthalmic devices including gradient-indexed and shaped liquid crystal layers

This invention discloses methods and apparatus for providing a variable optic insert into an ophthalmic lens. A liquid crystal layer may be used to provide a variable optic function and in some embodiments, an alignment layer for the liquid crystal layer may be patterned in a radially dependent manner. The patterning may allow for the index of refraction of the optic device to vary in a gradient indexed or GRIN manner. At least a first layer of dielectric material that may vary in thickness at least across the optic zone of the device may aid in defining an electric field across the liquid crystal layer. An energy source is capable of powering the variable optic insert included within the ophthalmic lens. In some embodiments, an ophthalmic lens is cast-molded from a silicone hydrogel. The various ophthalmic lens entities may include electroactive liquid crystal layers to electrically control optical characteristics.

Growing community of inventors

Winter Park, FL, United States of America

Olena Uskova