1183results about "Spectales/goggles" patented technology

The invention relates to a method for measuring optical lenses (10) using a device (1) comprising: a detection device (11) arranged on a first side (10a) of the lens (10) with respect to a plane of extension of the lens (10); one or more first radiation sources (12) with which the position of the lens (10) in space is determined; and / or a second radiation source (13) with which a planar refractive power distribution of the lens (10) over the surface is determined. According to the invention, a planar, moving pattern extending through the lens (10) is generated by the second or a further radiation source (13), which is detected by the detection device (11) through the lens (10), and one or more defects (15) on the surface of the lens (10) are detected by the computer unit (14).

A contact lens assembly includes a cup, a dry contact lens that is not for being worn on an eye, a sealing layer removably connected to the cup, and a wetting liquid supply. The sealing layer and the cup jointly form an enclosed space that receives the dry contact lens therein and that does not accommodate any liquid. After at least one of the sealing layer and the cup produces an opening, the cup can receive a wetting liquid from the wetting liquid supply through the opening, such that the dry contact lens is immersed in the wetting liquid to form a wet contact lens that is suitable for being worn on the eye and that has a water content greater than a water content of the dry contact lens.

An ophthalmic lens configured to correct and / or treat at least one condition of the eye (e.g., presbyopia, myopia, hyperopia, astigmatism, binocular vision disorders, night vision image quality, and / or visual fatigue syndrome) comprising: a base power profile; and at least one pulse selected to modify the base power profile.

A lens element intended to be worn in front of an eye of a wearer, the lens element comprising:-a holder, and-a plurality of optical elements superimposed on the holder, each optical element simultaneously provides a first optical function based on a prescription of the wearer for correcting refractive abnormalities of the eye and a second optical function that does not focus an image on the retina of the eye, characterized in that each optical element comprises a central region and a plurality of outer regions surrounding the central region, a maximum height of the central region is smaller than a maximum height of the outer region.

The present application relates to the technical field of optical lenses, and discloses a peripheral defocus control lens and a manufacturing method. The peripheral defocus control lens comprises: a substrate, a microlens array, and a freeform surface. The substrate is a main area of the lens and has a spherical surface shape. The microlens array is arranged on the outer side of the substrate and is used for providing myopic defocus. The freeform surface is distributed on the inner side of the substrate and is used for compensating for or screening out refractive deviations in peripheral refraction of human eyes.

The invention relates to a method for determining a simplified geometric model (6) of a model of a real pair of glasses (4), said model being made up of a predetermined number N of faces and their normals, taking as orientation of these normals the outside of the convex envelope to the real pair of glasses (1).The simplified geometric model (6) of a real pair of glasses (4), consisting of a frame (4a) and lenses (4b), is obtained in a phase 100 in which: - a set of shots of the real pair of glasses (4) to be modeled is taken, with different viewing angles, - the simplified geometric model (6), consisting of a number N of faces facej and their normal nj, is constructed from a sparse surface mesh, and using an optimization algorithm which deforms the mesh of the model so that the projections of its silhouette in each of the views correspond as closely as possible to the silhouettes detected in the images.

A clip system is provided for wearable devices. In use, a clip mechanism of a wearable device includes a first arm configured to attach to a housing of the wearable device via a first hinge. Additionally, the clip mechanism includes a second arm configured to attach to the housing of the wearable device via a second hinge. Additionally, the clip mechanism includes a coupler to connect the first arm and the second arm, where the coupler comprises an elastic member which is configured to cause the coupler to change a distance from a side of the housing.

A lens blank includes a first layer and a second layer. The first layer has an anterior surface and a posterior surface and is formed of a base material and one or more energy absorptive dyes generally uniformly dispersed throughout the base material. The one or more dyes are configured to absorb electromagnetic energy. The second layer is bonded or permanently attached to the posterior surface of the first layer and is formed of a generally clear base material.

The present disclosure relates to devices, systems and / or methods for myopia control. The present disclosure generally relates to a lens that provides a stop signal for myopia on a substantial portion of the spectacle lens being used by a viewer. The present disclosure relates to devices, methods and / or systems for applying a stop signal for eye development using ophthalmic lenses in combination with microlens arrays. The present disclosure also relates to devices, methods and / or systems for modifying incident light through spectacle lenses that utilize color cues to slow down the rate of myopia progression. The present disclosure relates to devices, methods and / or systems for applying a stop signal for eye development using spectacle lenses in combination with refractive and / or diffractive optical elements that provide conflicting or opposition optical signals at wavelengths between 510 nm and 610 nm.

Optical systems and lens assemblies suitable for use with, for example, AR applications on portable electronic devices, including wearable devices such as electronic eyewear. The lens assembly supports a single lens or multiple lenses. The lens assembly includes a lens and a flange that defines a recess for receiving an adhesive. When the lens is placed on the flange, the adhesive secures the lens to the flange. In some implementations, the lens includes a band or strip of paint or other indicia applied along the perimeter of the lens to inhibit visibility of any excess adhesive. A lens assembly that supports both a front and rear lens is particularly useful for presenting AR experiences.

Described are toric contact lenses that contain high energy visible (HEV) light absorbing compounds and their use for improving various vision attributes in astigmatic contact lens wearers, such as brightness perception and visual range.

A goggle may include a goggle frame, a lens assembly magnetically coupled to the goggle frame, and first and second retention features securing the lens assembly to the goggle frame at first and second locations, respectively, to resist decoupling of the lens assembly from the goggle frame. The lens assembly may be removable from the goggle frame by actuating only one of the first retention feature or the second retention feature. A method of removing a lens assembly from a goggle frame may include actuating a first latch securing the lens assembly to the goggle frame; after actuating the first latch, pivoting the lens assembly away from the goggle frame about a second latch securing the lens assembly to the goggle frame; and after pivoting the lens assembly, laterally translating the lens assembly away from the second latch without actuating the second latch.

The present application relates to an ophthalmic lens and frame eyeglasses comprising the lens. The ophthalmic lens includes a central portion, multiple first refractive regions, and multiple second refractive regions. The multiple first refractive regions are arranged in a first zone surrounding the central portion, while the multiple second refractive regions are arranged in a second zone farther away from the central portion compared to the first zone. The central portion has a prescription power based on the human eye, and the first and second refractive regions have different powers than the prescription power. Furthermore, the total area ratio of the multiple first refractive regions to the area of the first zone is greater than the total area ratio of the multiple second refractive regions to the area of the second zone. As a result, the present application allows for more effective management and control of myopia progression.

A spectacle lens design includes an aperture and at least two ring-shaped focusing structures surrounding the aperture. The aperture has a dioptric power, and the ring-shaped focusing structures surrounding the aperture provide an additional power relative to the dioptric power of the aperture. A ring-shaped diffuser is arranged between neighboring ring-shaped focusing structures. Neighboring ring-shaped focusing structures can adjoin each other with a ring-shaped contact line between them forming the ring-shaped diffuser. Neighboring ring-shaped focusing structures can also be arranged at a distance to each other and at least one of the ring-shaped focusing structures provides a ring shaped focal line. Neighboring ring-shaped focusing structures can also be arranged at a distance to each other and at least one of the ring-shaped focusing structures consists of lenslets that adjoin each other so as to form a ring of lenslets and provides a plurality of foci along a ring shaped line.

Techniques for providing eyewear or other head-worn personal electronic apparatus with electrical components are disclosed. The electrical components can provide electrical technology to eyewear or other head-worn personal electronic apparatus without having to substantially compromise aesthetic design principles. The electrical components can be partially or completely internal to eyewear or other head-worn personal electronic apparatus. The electrical components can operate independently or together with other electrical components provided elsewhere. Apparatus for presenting after-market electrical components are also disclosed.

Eyewear for control of myopia progression communicates with a compliance monitoring system in accordance with a myopia progression retarding protocol. The compliance monitoring system includes a base station or a smart device. The base station or smart device includes a base wireless transceiver for receiving a beneficiary's usage data from the eyewear or a storage case configured to store the eyewear. The monitoring system processes the usage data from the eyewear or the storage case to compute a compliance score that is provided to a stakeholder of the myopia progression retarding protocol.

Provided herein are a soft contact lens for correcting an ocular refractive error of an eye, the soft contact lens comprising a vaulted portion and a specialty feature.

A sensitivity evaluation method includes: causing a wearer to view a target through a lens or a lens group capable of controlling at least one optical property among a spherical power, a cylindrical power, and an astigmatic axis angle; and acquiring information about a sensitivity of the wearer with respect to an aberration.

An ophthalmic multifocal lens is presented, configured to provide distance vision and at least one other usable visual acuity. The lens comprises a translucent lens body having an optical axis and a refractive baseline, the refractive baseline extending to at least a portion of the lens body, and a diffraction grating configured to act as an optical splitter, extending concentrically in the radial direction and superimposed on at least a portion of the refractive baseline. The diffraction grating configured to act as an optical splitter is further configured to be continuous within at least a central 3 mm aperture, wherein the distance vision is provided by the -1st order diffraction, and the near vision is provided by the 2nd order diffraction.

Nose pad for glasses having the special feature of comprising an upper shell and a lower shell designed to be coupled together, at least one electronic component being able to be housed inside the coupled arrangement of the upper shell and the lower shell, the nose pad being configured to be snap-engaged and disengaged into / from a cavity (4) in a frame of the glasses.

The application relates to the technical field of eyeglass frames, in particular to a clamping type eyeglass frame which comprises a front frame assembly, a temple assembly and a clamping locking assembly. The front frame assembly is provided with a mounting groove, the temple assembly is quickly assembled by being matched with the limiting groove through an elastic buckle, the guide block and the limiting groove ensure accurate positioning, and the reset spring and the unlocking button realize a quick disassembly function. The positioning column and the positioning hole are matched to enhance the connection stability, and the annular groove and the elastic protrusion provide a anti-disengagement function. The application can simplify the assembly process, improve the structural stability, meet the modular design requirement, facilitate users to replace the temples or maintain, meanwhile, the traditional structure loosening problem is avoided, and the use reliability is improved.

Provided are a spectacle lens supply system and a related technology thereof including a spectral transmittance setting unit that sets a spectral transmittance of a spectacle lens from a solar radiant intensity in a region where the spectacle lens is used and a spectral transmittance of an eye of a wearer of the spectacle lens on a basis of a relationship selected from at least one of relationships 1 to 3.

A wearable electronic device according to an embodiment of the present disclosure comprises: a lens frame receiving a display member; and a temple having a first portion connected to the lens frame, a second portion extending from the first portion, and a third portion extending from the second portion, and comprising a plurality of hinges. The plurality of hinges according to an embodiment of the present disclosure may comprise: a first hinge which is located between the lens frame and the first portion of the temple and connects the first portion of the temple to be rotatable with respect to the lens frame in a first direction; a second hinge which is located between the first portion and the second portion of the temple and connects the second portion to be rotatable with respect to the first portion in the first direction or a second direction opposite to the first direction; and a third hinge which is located between the second portion and the third portion of the temple and connects the third portion to be rotatable with respect to the second portion in the first direction or in the second direction.

Folding eyeglasses (1), comprising a front (2) which supports a pair of lenses (3) and a pair of temples (4) hinged to the front (2), each one of the temples (4) comprises a proximal portion (4a) and a distal portion (4b) which are mutually hinged by means of a hinge (5); the hinge (5) comprises a multi-jointed central body (6) configured to allow a first 90° rotation of the distal portion (4b) of the temple (4) and a further 90° rotation of the multi-jointed central body (6) with respect to the proximal portion (4a) of the temple (4), in order to arrange the proximal portion (4a) of the temple (4) and the distal portion (4b) of the temple so that they are mutually parallel and superimposed.

A method for determining a local spatial contrast obtained with an optical lens to be placed in front of at least a portion of an eye, for example implemented by a computer device, where the method comprises:-obtaining an eye model representing the eye, obtaining an optical lens model representing an optical lens to be placed in front of at least a portion of the eye, determining a point spread function based on a system of eye models associated with the optical lens model, convolving the plurality of images with the determined point spread function to obtain a blurred version of the image, -determining a local spatial contrast in the blurred version of the image.

The present invention relates to a method for centering an ophthalmic lens (10) comprising several distinct patterns (12) located around a pattern-free region (13), the method being performed by a processing unit and comprising the steps of: acquiring at least one image of the ophthalmic lens; processing the image to detect the patterns; and inferring the position of a centering point (AC) therefrom. According to the present invention, after the processing step, only a portion of the patterns are selected as a function of their positions relative to the pattern-free region, and during the inference step, the centering point position is inferred from only the selected pattern positions.

The invention concerns a lens element (10) intended to be worn in front of an eye of a wearer comprising - a substrate (11) with a refraction area (16) having a refractive power for correcting an abnormal refraction for said eye of the wearer, - at least three lenslets (14) located on the front (12F) or rear (12R) face of the substrate (11) of the lens element (10) or being embedded within the substrate (11), a lenslet (14) having a diameter of at least 0,75mm and the optical function of a lenslet (14) is configured to achieve together with the refraction area (16) and / or another associated lenslet (14) at a selected wavelength in the visible spectrum that for an incident plane wave of light rays on one of the at least three lenslets (14), the light-rays at the selected wavelength are focused on the retina of the wearer whereas light-rays at a wavelength different from the selected wavelength are not focused on the retina.