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1. WO2013049000 - COLOR CHANGING CONTACT LENSES

Publication Number WO/2013/049000
Publication Date 04.04.2013
International Application No. PCT/US2012/057017
International Filing Date 25.09.2012
IPC
G02C 7/04 2006.1
GPHYSICS
02OPTICS
CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
7Optical parts
02Lenses; Lens systems
04Contact lenses for the eyes
CPC
G02B 1/043
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
1Optical elements characterised by the material of which they are made
04made of organic materials, e.g. plastics
041Lenses
043Contact lenses
G02C 7/021
GPHYSICS
02OPTICS
CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
7Optical parts
02Lenses; Lens systems ; ; Methods of designing lenses
021with pattern for identification or with cosmetic or therapeutic effects
G02C 7/046
GPHYSICS
02OPTICS
CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
7Optical parts
02Lenses; Lens systems ; ; Methods of designing lenses
04Contact lenses for the eyes
046Contact lenses having an iris pattern
G02C 7/049
GPHYSICS
02OPTICS
CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
7Optical parts
02Lenses; Lens systems ; ; Methods of designing lenses
04Contact lenses for the eyes
049Contact lenses having special fitting or structural features achieved by special materials or material structures
G02C 7/102
GPHYSICS
02OPTICS
CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
7Optical parts
10Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
102Photochromic filters
G02F 1/0147
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
01for the control of the intensity, phase, polarisation or colour 
0147based on thermo-optic effects
Applicants
  • BURTON, Ehren [US]/[US]
Inventors
  • BURTON, Ehren
Agents
  • JAMES M SMEDLEY LLC
Priority Data
13/304,66727.11.2011US
61/540,69429.09.2011US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) COLOR CHANGING CONTACT LENSES
(FR) LENTILLES DE CONTACT À CHANGEMENT DE COULEUR
Abstract
(EN) The present invention generally relates to contact lenses. Specifically, this invention relates to contact lenses that change color based on one or more stimuli. The present application provides for a color changing contact lens that can change its color based on one or more stimuli. The color changing contact lens is constructed of an inner layer, an outer layer and a supply of liquid crystal.
(FR) La présente invention concerne généralement des lentilles de contact. Spécifiquement, la présente invention concerne des lentilles de contact qui changent de couleur en fonction d'une ou plusieurs stimulations. La présente invention concerne une lentille de contact à changement de couleur qui peut changer de couleur en fonction d'une ou plusieurs stimulations. La lentille de contact à changement de couleur est constituée d'une couche interne, d'une couche externe et d'une quantité de cristaux liquides.
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