4395results about "Spectales/goggles" patented technology

There are provided a method for designing a spectacle lens and a related technique thereof, the method including: a modeling step of dividing a pattern into multiple models with a deviation from a normally worn state of the spectacle lens as decentering, in which a reference model, a decenter model, and a tilt model are prepared as the multiple model; a sensitivity calculation step of calculating a decenter sensitivity and a tilt sensitivity; and a design step of using a base curve value in the vicinity of a balance solution as a base curve of the spectacle lens, wherein a base curve value c [unit: diopter (D)] which is a curvature of a surface in a region H where the on-retinal non-convergence region is not provided on an object-side surface is taken as x-axis, and the decenter sensitivity and the tilt sensitivity [unit: diopter (D)] are taken as y-axis, and an intersection of a plot of the decenter sensitivity and a plot of the tilt sensitivity is taken as the balance solution.

Method, for example implemented by computer means, for characterizing at least part of a lens element adapted for a wearer and comprising a plurality of optical elements, each optical element of the plurality of optical elements providing at least an optical power, for example so as to at least one of slow down, retard or prevent a progress of the abnormal refraction of the eye of the wearer; wherein the method comprises: —obtaining a two-dimension representation of the local optical power of at least part of the lens element using a deflectometry method, for example a fringe deflectometry method, —determining the optical power distribution over at least part of the two-dimension representation of the lens element, and—characterizing at least the part of the lens element within said at least part of the two-dimension representation of the lens element by analyzing the determined optical power distribution.

Attachment mechanisms for eyewear are shown and disclosed. In some embodiments, the eyewear includes a lens and a lens locking element fixedly attached to, or formed with the lens. The eyewear additionally includes a frame having at least one surface that contacts at least a portion of a perimeter of the lens. The eyewear additionally includes a frame locking assembly that includes a locking base attached to, or formed with, the frame. The frame locking assembly additionally includes a frame locking element that moves relative to the locking base. The lens locking element and the frame locking assembly are positioned such that, when the at least a portion of a perimeter of the lens contacts the at least one surface, the frame locking element mechanically engages the lens locking element to removably secure the lens to the frame.

A machine for cleaning lenses, like eyeglass lenses. The machine comprises a handling unit for carrying and transferring a lens along a processing path, and at least one processing unit having a processing chamber for processing the lens carried by the handling unit at a processing position along the processing path, wherein the processing unit comprises a cleaning unit having a cleaning chamber as the processing chamber for cleaning the lens. The processing unit is movable along a movement path between: (i) a retracted position in which the lens carried by the handling unit is able to be transferred by the handling unit along the complete processing path outside and relative to the at least one processing unit, and (ii) a receiving position in which the lens carried by the handling unit at the processing position is received in the processing chamber to allow the lens be processed.

A hinge assembly for eyewear includes an anchor element configured to be applied to a front of eyewear; an anchor box configured to be applied to a temple, the anchor box has at least one housing chamber with an inner retaining member; at least one hinging member with at least one end portion rotatably coupled to the anchor element and at least one shaft portion ending with at least one head portion; at least one elastic element passed through by at least one respective shaft-like shaped portion and, from one side, in contact with the inner retaining member and, from the other side, in contact with the at least one head portion; wherein the hinge assembly reversibly passes from a first stable opening position to a second stable closing position and vice versa and from the first stable opening position to a third unstable overtravel position and vice versa.

A wearable electronic device according to an embodiment may include: a first member including at least one display and at least one first gear part; and a second member including at least one second gear part at least partially coupled to the at least one first gear part and at least one prescription lens disposed between the at least one display and a body of a user, wherein the second member is disposed such that a distance between the at least one display and the at least one prescription lens is adjustable according to a position at which the at least one second gear part is coupled to the at least one first gear part. Various embodiments recognized through the specification are also possible.

It is proposed a lens intended to be worn in front of or on an eye of a wearer and to provide a first refractive power (Rx) for correcting an abnormal refraction of the eye of the wearer; wherein the lens comprises a refractive area configured to provide the first refractive power (Rx) and a functional area configured to provide an optical function; and wherein on a first zone defined on the lens, more than 5% of the surface of said first zone has a local refractive power ranging from the first refractive power (Rx) minus 0.25 diopter and the first refractive power (Rx) plus 0.25 diopter, and more than 25% of the surface of said first zone covers the functional area.

Optical lens intended to be worn by a wearer An optical lens intended to be worn by a wearer comprising: —a refraction area having a refractive power based on a prescription for said eye of the wearer; —a plurality of optical elements having a transparent optical function of not focusing an image on the retina of the eye of the wearer when the optical lens is worn in standard wearing conditions, —a zone of interest comprising a subset of the optical elements, each optical elements in the subset bearing a cylinder component on its surface, wherein the zone of interest is of at least 50 mm2, and the standard deviation of the orientations of the cylinder axis of each optical element comprised in the zone of interest is smaller than or equal to 15° with respect to a common predefined direction.

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).

An electronic eyewear system has a rechargeable power source housed within a first temple, an electronic component, and a charging interface located at the first proximal end of the first temple for recharging the rechargeable power source using a charger. The rechargeable power source supplies power to the electronic component. A first magnet is disposed in between the first contact and second contact of the charging interface.

A method for designing a spectacle lens and a related technique thereof, including: a modeling step of dividing a pattern into multiple models with a deviation from a normally worn state of the spectacle lens as decentering, wherein a reference model, decenter model, and tilt model are prepared as the multiple model; a sensitivity calculation step of calculating a decenter and a tilt sensitivity; and a design step of using a base curve value in the vicinity of a balance solution as a base curve of the spectacle lens, wherein a base curve value which is a curvature of a surface in a region where the on-retinal non-convergence region is not provided on an object-side surface is taken as x-axis, and the decenter and tilt sensitivities are taken as y-axis, and an intersection of a plot of the decenter sensitivity and the tilt sensitivity is taken as the balance solution.

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 lens cleaning device includes an elongated member having a top surface, a bottom surface, a first end, a second end and a pair of opposing sides. The top surface is constructed from a soft and smooth fabric for cleaning eyeglass lenses, and the bottom surface is constructed from a moisture resistant material. A pair of pockets are be disposed along the distal ends of the bottom surface at locations adjacent to the first and second ends. The pockets including a shape and size for receiving a thumb and finger of a user. High friction nubs are provided along the bottom surface.

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.

A lens element for a spectacle lens, a contact lens or an intraocular lens, intended to be worn by a wearer having a refraction area having a refractive power based on a prescription for said eye of the wearer and a plurality of n optical elements, at least one of the n optical elements having an optical function of not focusing an image on the retina of the eye of the wearer, the kth optical element being located in a domain defined by a closed contour, k being a positive integer equal or greater than 2 and smaller or equal to n, a coating layer may be deposited on the lens element, wherein, without taking the potential coating layer into account, the least one kth optical element presents as a standard deviation of sphere values of at least 0.4 dpt, where is defined as, H(xi, yi) mean optical curvature operator at position xi, yi of the kth optical element in its domain, being the mean of the mean optical curvatures over the whole domain of the kth optical element, being an integer of number all positions xi yi in the domain of the k-th optical element and being greater than 100.

The invention relates to a spectacle temple side shield structure, wherein the two sides of the spectacle frame and the pivot joints of the temples pivotally connect to each other. Each of the temples has a detent seat corresponding with the pivot joint. The side shield device has a shielding piece arranged thereon and a detent unit provided on an inner edge of a top end of the shielding piece, wherein the detent unit has grooves correspondingly arranged on the upper and lower parts thereof, an elastic part formed between the upper and lower two corresponding grooves, and a detent protrusion protruding from the elastic part, which is latch-locked and fixed with the detent seat corresponding to each other. Therefore, users can choose different shapes and color patterns of the side shields according to their own preferences to assemble and fix them on both sides of the spectacle frame.

The present disclosure generally relates to a lens that provides a stop signal for myopia over a substantial portion of a spectacle lens that is being used by a viewer. The present disclosure relates to an apparatus, method, and / or system for applying a stop signal for eye development using a spectacle lens in combination with an array of microlenses. The present disclosure also relates to an apparatus, method, and / or system for modifying incident light through a spectacle lens that utilizes color cues to slow the rate of myopia progression. The present disclosure relates to an apparatus, method, and / or system for applying a stop signal for eye development using a spectacle lens in combination with a refractive optical element and / or a diffractive optical element that provides conflicting or opposing optical signals at wavelengths between 510 nm and 610 nm.

The invention relates to a portable light apparatus configured to be worn by a user, the portable light apparatus comprising a front frame to house eyeglasses and a pair of side frames connected to the front frame, an operating device having at least a battery and at least one auxiliary electronic part having a light device configured to emit light towards the eyeglasses and / or the user's eyes. Further, the invention relates to a charging case for a portable light apparatus and a control system providing remote control for a portable light apparatus.

Techniques for providing eyewear with electrical components are disclosed. The electrical components can provide electrical technology to eyewear without having to substantially compromise aesthetic design principles of the eyewear. The electrical components can be partially or completely internal to eyewear, such as within an extended endpiece or a removable temple (or temple part). The electrical components can also be attached to the eyewear as an after-market enhancement. The electrical components can operate independently or together with other electrical components provided elsewhere. Apparatus for presenting after-market electrical components are also disclosed.

A ophthalmic lens for inhibiting progression of myopia includes a central zone and an annular zone. The annular zone includes subsurface optical elements formed via laser-induced changes in refractive index of a material forming the annular zone. The subsurface optical elements are configured to modify distribution of light to the peripheral retina of a user so as to inhibit progression of myopia.

Apparatuses, systems and methods for providing improved ophthalmic lenses, particularly intraocular lenses (IOLs), include features for reducing dysphotopsia effects, such as straylight, haloes and glare, in diffractive lenses. Exemplary ophthalmic lenses can include a diffractive profile that distributes light among a near focal length, a far focal length, and one or more intermediate focal length. The diffractive profile provides for minimized or zero step heights between one or more pairs of diffractive zones for reducing visual artifacts.

A method for making smart glasses includes obtaining a monocoque temple pre-form made as a one-piece seamless shell structure with shell walls enclosing a hollow compartment. The hollow compartment has an open end and a bottom opposite the open end. The method further includes inserting a first pre-assembled smart glasses components module into the hollow compartment through the open end of the hollow compartment and disposing the first pre-assembled smart glasses components module at a bottom of the hollow compartment. The method further includes inserting a second pre-assembled smart glasses components module through the open end of the hollow compartment, electrically connecting the second pre-assembled smart glasses components module to the first pre-assembled smart glasses components module, and attaching the monocoque temple pre-form to a frame of the smart glasses.

A lens element intended to be worn in front of an eye of a wearer, the lens element being adapted to provide a prescribed dioptric correction function in a prescription plane, the lens element including an arrangement of microoptical elements. When receiving a collimated beam of monochromatic light, the lens element is configured to produce a primary luminous intensity maximum in a prescription plane, and the arrangement of microoptical elements is configured to produce at least one first secondary luminous intensity maximum at a first proximity difference from the prescription plane and at least one second secondary luminous intensity maximum at a second proximity difference from the prescription plane, the first proximity difference and the second proximity difference having opposite signs.

A contact lens assembly 100 is disclosed. The contact lens assembly 100 comprises a second lens member 104 located between first and third lens members 102, 106. A structured anterior surface region 110 of the first lens member 102 that defines a diffractive optical element and a posterior surface region 115A of the second lens member 104 together define a first cavity. A structured posterior surface region 112 of the third lens member 106 that defines a diffractive optical element and an anterior surface region 113A of the second lens member 104 together define a second cavity. The posterior and anterior surface regions 115A, 113A of the second lens member 104 do not include a diffractive optical element.

An eyewear apparatus includes a frame; optical element supported by frame; first temple having cavity; first hinge rotatably coupling first temple with respect to frame, wherein first hinge is detachably coupled to first temple using adhesive, and wherein first temple is detachable from first hinge by heating adhesive therebetween; at least one electrical component arranged on at least one of optical element or frame; power source housed inside cavity of first temple, wherein power source is employed to supply electricity to at least one electrical component; supporting part coupled to first hinge, wherein supporting part is configured to support power source thereon and configured to be slidably received inside cavity of first temple; and electrical conductor fitted to supporting part and connecting power source to at least one electrical component.

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.

This invention is eyewear (e.g. eyeglasses) with electrodes (e.g. EEG sensors) which collect brain activity data (e.g. electroencephalographic data) which can be used to predict and / or detect health events (e.g. epileptic seizure, stroke, or heart attack) or function as a BCI (Brain-to-Computer Interface) for communication. There can be anterior and posterior electrodes on the eyewear temple and the temple can have an upward and / or inward curving wave or arm. A posterior electrode can have multiple electroconductive protrusions to help penetrate between strands of hair.

The invention discloses a method for designing a myopia prevention and control lens based on harmonic diffraction. Relates to the technical field of eye vision optics, in particular to the technical field of a myopia prevention and control lens design method based on harmonic diffraction. According to the method, a harmonic diffractive optical lens chromatic aberration correction method and a harmonic diffractive optical lens diffraction efficiency calculation method when shielding is considered are firstly designed, chromatic aberration is effectively eliminated, the diffraction efficiency is evaluated, and then influences of chromatic aberration correction and shielding error manufacturing are balanced by designing a balance optimization model. The method comprises the following steps: designing a diffractive optical element on the refraction surface of a myopia prevention and control lens to obtain a refractive and diffractive optical lens; modulating the harmonic number # imgabs0 # of the refractive and diffractive optical lens to obtain a harmonic diffractive optical lens; designing a chromatic aberration correction method of the harmonic diffractive optical lens; harmonic diffractive optical lenses are designed that take into account additional refractive power and diffraction efficiency at the time of manufacturing shields.

An augmented-reality headset comprises one or more lenses within a housing of the artificial-reality headset, and at least one of the one or more lenses is configured to present an augmented reality user interface to a wearer of the artificial-reality headset. The augmented-reality headset comprises one or more flexures coupled to a lens of the one or more lenses, and each respective flexure of the one or more flexures is configured to: (i) compress when a force is applied to the housing, thereby reducing a load received at the lens, and (ii) be coupled to the lens to orient the lens to have a predetermined orientation within the housing.

The invention relates to the technical field of glasses manufacturing, and discloses a glasses frame manufacturing method based on topological optimization and 3D printing and a frame, and the manufacturing method comprises the following steps: S1, obtaining head data of a user, and designing a lightweight glasses frame structure through topological optimization in combination with a dynamic load condition; s2, seamlessly converting the frame model generated by topological optimization in the step S1 into 3D printing parameters; and S3, manufacturing the lightweight spectacle frame with the partition material according to the topological optimization result of the step S1 by using a multi-material 3D printing technology. By inputting the head data of the user and the dynamic load condition into the topological optimization process, a lightweight frame structure adaptive to the individual wearing requirement can be generated on the premise of meeting the strength requirement, the matching degree of the frame and the facial features of the user is improved, meanwhile, redundant materials are reduced, and the mechanical property is maintained while the lightweight is ensured.