1655results 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).

The present disclosure is directed to methods for manufacturing ophthalmic lenses utilizing a freeform process, the method comprising: machining a lens blank, semi-finished lens blank and / or an intermediate ophthalmic lens precursor to form a surface of the spectacle lens with at least a portion of the surface comprising a curvature for the correction of the myopic prescription of the wearer; machining a pattern of a plurality of optical elements and / or spaces therebetween on the surface of the spectacle lens suitable for delivering an effective optical signal to the retinal receptors of a progressive myope to slow, significantly slow, stop and / or shorten / regress the progression of axial eye length growth; and / or polishing the surface of the spectacle lens; wherein, after polishing the spectacle lens, at least one of the plurality of optical elements may have a relative surface elevation change per millimeter interval substantially greater than at least a portion of the prescription surface over a comparable interval. The present disclosure is also directed devices and systems manufactured using the described manufacturing methods.

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.

The present invention relates to a snap-fit structure for spectacle lens and temple, which comprises a spectacle lens with a buckle hole on a side thereof, and a temple with a lens assembly element. A latching member is pivotally connected in a groove of the lens assembly element. When the spectacle lens and the temple are assembled, the side of the spectacle lens is correspondingly engaged with an embedded opening of the lens assembly element, so that the buckle hole of the spectacle lens is put between an elastic piece and a pressing piece of the latching member, and is coupled with a block of the elastic piece correspondingly. When the spectacle lens is separated from the temple, the pressing piece of the latching member is pressed to deflect the latching member by an angle, so that the elastic piece is separatable from the buckle hole of the spectacle lens.

Hinge assembly for glasses (100) comprising: a support plate (110) comprising a first cantilevered portion (113) and a second cantilevered portion (114) respectively having a first through hole (115) and a second through hole (116); a support body (130) rotatably coupled to the support plate (110), the support body (130) comprising a third through hole (132), a slotted through hole (133) and at least one housing chamber (138); a first arm element (140) and a second arm element (150) having respective first perforated end portions (141, 151) arranged respectively at the first through hole (115) and the second through hole (116), and respective second perforated end portions (142, 152) housed at the third through hole (132), a first coupling pin (136) crossing the third through hole (132); a third arm element (160) and a fourth arm element (170) having respective third perforated end portions (161, 171) rotatably coupled respectively to the first perforated end portions (141, 151) and respective fourth perforated end portions (162, 172) housed at the slotted through hole (133), a second coupling pin (137) crossing the slotted through hole (133); at least one elastic element (139) housed in the at least one housing chamber (138).

This method for calculating curvature of an arbitrarily defined range of an optical element includes: a step (a) for obtaining a lateral vector s of an element number n representing a local curvature distribution in an arbitrarily defined range of the optical element; and a step (b) for, when an average spherical power in a prescribed light flux range within an arbitrarily defined range is defined as a macro curvature c, calculating the macro curvature c without using wavefront information in the arbitrarily defined range by using a weighting vector w with which an approximate expression of c ≈ wsT is satisfied.

Hinge assembly for smart glasses (100) comprising: a support plate (110) which comprises a first cantilevered portion (113) and a second cantilevered portion (114), the support plate (110) comprising an opening (190) between said first cantilevered portion (113) and said second cantilevered portion (114), the support plate (110) comprising a first side wall (128) and a second side wall (129) connecting said first cantilevered portion (113) to said second cantilevered portion (114): a support body (130) rotatably coupled to the support plate (110); a masking and guide body (180) for an electrical cable (220) interposed between the cantilevered portions (113, 114), the masking and guide body (180) for the electrical cable (220) comprising a first rest portion (183) and a second rest portion (184) spaced from each other and at least one bridge element (185) connecting the rest portions (183, 184) to each other, the rest portions (183, 184) facing each other and defining a free gap between them, the distance between said side walls (128, 129) is such as to determine a first angular delay between the rotation of the support body (130) and the rotation of the masking and guide body (180) for the electrical cable (220) and a second angular delay between the rotation of the support body (130) and the rotation of the masking and guide body (180) for the electrical cable (220).

The problem addressed by the present invention is to provide a method for manufacturing an optical system for a head-mounted display that allows realization of a head-mounted display that prevents unexpected blurring and bleeding and that is excellent in a sense of immersion. The problem is solved by a method for manufacturing an optical system for a head-mounted display, the method including a bonding step, which is a manufacturing step for a laminate formed by laminating a plurality of optical members and in which a plurality of optical members are bonded and fixed by laminating one optical member on a surface of another optical member, wherein the bonding step includes a step for applying a bonding layer forming composition to one optical member, a step for applying a bonding layer forming composition to another optical member, and a step for using a nip roller to laminate the one optical member and the another optical member such that the bonding layer forming compositions face each other.

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.

A wearable electronic device is provided. The wearable electronic device includes a body portion having a glass mounting part, a temple member, and a hinge rotatably connecting the temple member to the body portion, wherein the hinge includes a hinge housing which is rotatably connected to the body portion through a first shaft and rotatably connected to the temple member through a second shaft, a first pulley fixed to the body portion and allowing the first shaft to pass therethrough, a second pulley fixed to the temple member and allowing the second shaft to pass therethrough, and a first wire surrounding at least a portion of each of the first pulley and the second pulley.

To provide a method for manufacturing an eyeglass lens and a manufacturing apparatus which are capable of applying a coating liquid to a lens surface with high accuracy and in a short time.SOLUTION: The method for manufacturing an eyeglass lens includes: an information acquisition step of acquiring lens shape information from a storage unit; a measurement step of measuring a lens substrate L and acquiring lens thickness information; and a coating step of ejecting and applying a coating liquid from a spray nozzle 52 onto a lens surface L1 of the lens substrate L. In the coating step, the coating liquid is applied onto the lens surface L1 on the basis of the lens shape information acquired in the information acquisition step and the lens thickness information acquired in the measurement step.SELECTED DRAWING: Figure 2

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.

Apparatuses, systems and methods for wearable devices such as eyewear are described. According to one embodiment, the wearable device includes a body, electronics, and a connector. The body is configured to hold one or more optical elements, the body being disposable between a collapsed condition and a wearable condition in which the device is wearable by a user to hold the one or more optical elements within user view. The electronics are carried by the body. The connector is configured to enable establishment of an electrical and / or electronic connection with the electronics via the connector, the connector being housed by the body such that the connector is substantially obscured from view when the body is in the wearable condition, and such that the connector is exposed for connective access when the body is in the collapsed condition.

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.

A method for automatically determining multifocal lens parameters associated with a contact lens and a contact lens for correcting ametropia of a patient's eye wherein a personalized multifocal contact lens for treating presbyopia takes into account various related clinical patient measurements including patient clinical data and lifestyle data, to determine which lens is likely to provide personalized lens parameters for new patients. Historical patient clinical data and lifestyle data are used to train the system to predict which multi-focal lenses (i.e., lenses including lens designs and having lens geometries and powers) would result in optimal lens-to-eye fit and optimal visual function for each eye of presbyopia patients.

The invention discloses an orthokeratology lens fitting method and system, portable shooting equipment and electronic equipment. According to the method, the lens parameters are dynamically optimized in real time, and the problem of adaptation deviation caused by cornea morphological change in traditional fitting is directly solved. A continuous adjustment mechanism of lens radian and pressure distribution can accurately match biomechanical characteristics of the cornea of a patient, and local compression or insufficient correction caused by long-term wearing is avoided. The adaptive capacity remarkably improves the fitting degree of the lens and the cornea, the vision correction effect is more stable, meanwhile, the eye discomfort risk caused by fixed parameters is reduced, the intelligent dynamic parameter optimization engine combines professional judgment of doctors with an automatic algorithm, and the intelligent dynamic parameter optimization engine is more efficient. Therefore, the fitting process is converted into a continuous tracking dynamic closed loop from a single static operation. A doctor can check a parameter adjustment track in real time through the cloud platform and quickly confirm an optimization scheme, so that the time cost of manual repeated measurement and calculation is reduced.

A method for characterizing optical elements of a lens element adapted for a person is presented, the lens element including: a holder including a refraction area having a refractive power based on a prescription for correcting an abnormal refraction of an eye of the person; and a plurality of optical elements configured so that at least one of slow down, retard or prevent a progress of the abnormal refraction of the eye of the person. A two-dimensional representation of the local optical power of the lens element is obtained using a fringe deflectometry method and the images used for the fringe deflectometry method consist of pixels smaller than or equal to 0.05 mm×0.05 mm.

This invention comprises a combined optical wavefront aberrometer and topographer system that is used in conjunction with a contact lens that has a plurality of fiducial marks disposed on the lens. The fiducial marks are located radially inside of the undilated pupil's diameter. The optical imaging capacity of the aberrometer is used to measure and monitor any misalignments of the contact lens's position (XY decentration) and / or rotation. Image analysis algorithms are used to track the positions of the fiducial marks, and, hence, the amount of geometric misalignment of the contact lens can be calculated. The fiducial marks can comprise micro ink spots, or depressions in the surface of the contact lens (e.g., divots, dimples, pits), or other small surface features, including raised bumps, which can help to stabilize motions of the contact lens on the eye.