Abstract: A method of fabricating a lens element for an adjustable power lens of the kind comprising two lens elements that are slidable relative to one other in a direction transverse the optical axis of the lens and have respective lens surfaces that are shaped to act together to form a corrective lens, the power of which varies according to the relative disposition of the two lens elements, the method comprising the steps of forming a lens puck having two opposite faces, which are shaped to form opposite lens surfaces of one of the lens elements of the adjustable power lens, the puck having at least one alignment feature, and thereafter edging the puck to a desired eye shape with reference to the alignment feature.

Abstract: An integrated computational interface device may include a portable housing having a key region and a non-key region; a keyboard associated with the key region of the housing; and a holder associated with the non-key region of the housing. The holder may be configured for selective engagement with and disengagement from the wearable extended reality appliance, such that when the wearable extended reality appliance is selectively engaged with the housing via the holder, the wearable extended reality appliance is transportable with the housing.

Abstract: A glaucoma treatment eyeglass with visual stimulation includes the parts of visually stimulating screen, pressure control unit, electronic control and communication unit, information display, pressure control valve, eyeglass cavity pressure sensor, flexible sealing gasket, pressure control buttons, electronic control buttons, pressure pipes, external pressure control unit, actively stimulating light source, mini notice screen, mobile device and notice lamp, which patients with glaucoma eye disease may use during the day, increasing the ocular flow of blood by means of visual stimulus according to the condition and level of the disease, decreasing the neurodegenerative effects and ensuring pressure control.

Abstract: A set of ophthalmic lenses is described where each ophthalmic lens has at a point of optical reference a maximum power and meets an optical performance criterion in standard wearing conditions, wherein the range of maximum powers of the set of ophthalmic lenses is greater than or equal to 10 D, and all the ophthalmic lenses of the set of ophthalmic lenses have been manufactured from a set of semi-finished lens blank, each semi-finished lens blank having the same base curve.

Abstract: A system for manufacturing a customized product includes at least one processor programmed and/or configured to: display an image of a first product having first dimensions on a user interface of a computing device of a user; receive an augmented reality or virtual reality (AR/VR) request; in response to receiving the AR/VR request, capture image data from an image capturing device of the computing device and display the image data on the computing device; overlay the image of the first product over a portion of the image data captured by the image capturing device; and resize the overlaying image of the first product based on user input from a computing device of the user, such that second dimensions are associated with the first product.

Abstract: A method for automatically determining at least one parameter associated with an ophthalmic device selected by an individual, said device comprising a frame referred to as selected frame, said determination being carried out from an acquired image of the face of the individual wearing the selected frame or a frame of a second ophthalmic device. The method includes the steps of: detecting at least one characteristic point of at least one eye of the individual the acquired image and estimating the three-dimensional position of the one or more characteristic point(s) detected; detecting the frame worn and estimating the three-dimensional position of the frame worn by aligning a three-dimensional representation of the frame worn with the frame worn in the acquired image; and determining the one or more parameters from the relative position of the eyes with respect to the three-dimensional representation of the selected frame.

Abstract: A 3D scanning toolkit to perform operations that include: accessing a first data stream at a client device, wherein the first data stream comprises at least image data; applying a bit mask to the first data stream, the bit mask identifying a portion of the image data; accessing a second data stream at the client device, the second data stream comprising depth data associated with the portion of the image data; generating a point cloud based on the depth data, the point cloud comprising a set of data points that define surface features of an object depicted in the first data stream; and causing display of a visualization of the point cloud upon a presentation of the first data stream at the client device.

Abstract: An image processing apparatus includes a deformation estimator and a correction processing unit. The deformation estimator estimates a deformation in an image of a subject wearing eyeglasses. The eyeglasses include a pair of lenses in symmetry. The estimation is performed such that when facial contours on both sides are detected inside both the pair of lenses, positions of the detected contours on both sides are used to estimate respective deformations inside both the pair of lenses, and when one of the facial contours is detected inside one of the pair of lenses, a position of the detected one contour is used to estimate deformations inside both the pair of lenses. The correction processing unit calculates correction ratios of images inside both the pair of lenses based on the estimated deformations and uses the calculated correction ratio to correct the images inside the pair of lenses.

Abstract: A method for fabricating a spectacle frame made of a cellulose acetate sheet embedded with the metal piece, where the metal piece is embedded between a main material and auxiliary materials; the metal piece, the main material, and the auxiliary materials are tightly bonded by pressing by a hydraulic press. Since the metal piece is not in contact with a human body, there will be no corrosion problems. The composite plate structure resulting from splicing of the main material and the auxiliary materials have better mechanical performance.

Abstract: The present invention relates to a method for manufacturing a spectacle frame adapted to a spectacle wearer, particularly by means of 3D printing or other additive manufacturing techniques.

Abstract: An FPC compartment in a left rim is slit-shaped. A left FPC positioning member supports a flexible printed circuit (FPC) in the FPC compartment such that a main surface of the FPC extends substantially horizontally. The FPC supported in the FPC compartment is twisted by substantially 90° at an entrance to a left hinge. The FPC extends around a hinge pin and is received in a left electronic-component compartment. The FPC is held in the left electronic-component compartment such that the main surface of the FPC extends substantially vertically. A left end piece located adjacent to the left hinge has a left cavity accommodating a left deformable bend of the FPC.

Abstract: A component manufacturing method includes causing a holding member to hold a workpiece such that a spherical center of a processed surface of the workpiece is located on a supporting member; rotating the workpiece by rotating the holding member; and polishing the workpiece by moving the supporting member to move the workpiece on a polishing tool, with the spherical center of the processed surface located at a spherical center of a processing surface of the polishing tool.

Abstract: According to this lens-centering method, a state in which a lens is sandwiched at prescribed pressing force between a lens holder and a lens processing dish is brought about. Next, the lens-processing dish is rotated at slow speed about a rotation axis line that passes through the center and the spherical center of the lens-processing surface thereof, and is made to oscillate at a slight angle about the spherical center of the lens-processing surface as the center of oscillating action. The spherical center of a first lens spherical surface of the lens is guided to the spherical center of a lens-retaining surface of the lens holder, and the spherical center of a second lens spherical surface is guided to the spherical center of the lens-processing surface. A lens mounted in the spherical center-type processing machine can be set to an accurately centered state thereby.

Abstract: A component manufacturing method includes causing a holding member to hold a workpiece such that a spherical center of a processed surface of the workpiece is located on a supporting member; rotating the workpiece by rotating the holding member; and polishing the workpiece by moving the supporting member to move the workpiece on a polishing tool, with the spherical center of the processed surface located at a spherical center of a processing surface of the polishing tool.

Abstract: An eyeglass lens periphery processing apparatus for processing an eyeglass lens includes: a lens shuck shaft holding the eyeglass lens; a data input unit inputting target lens shape data and layout data of an optical center of the lens with respect to the target lens shape; left and right lens selecting unit inputting a selection signal as to whether the lens held by the lens chuck shaft is a right lens or a left lens; a lens shape detecting unit detecting the lens shape; a confirming unit confirming whether the lens held by the lens chuck shaft is the correct one of the right lens and the left lens based on the detecting result of the lens shape detecting unit, the layout data and the selection signal; and a notifying unit notifying the confirming result of the confirming unit.

Abstract: The current invention is a detachable eyeglass frame system that will provide consumers a way to take their single pair of prescription lenses out of their manufacturers frames and place them into another set of the same manufacturer's frames but, of different color and/or style. The eyeglass frame system comprises an eyeglass frame including a front section removably secured to a horizontal bar. The horizontal bar is removably secured along the upper end of the front section by one or more fasteners, such as magnets. By lifting the Removable Horizontal Bar from Frame Rear, lenses easily slide out of their current frames and easily slide into their other frames.

Abstract: An aligning prism amount determination device to determine an aligning prism amount for correcting fixation disparity of a spectacle wearer, having the fixation disparity, includes a determiner to determine an aligning prism amount to be uniformly included in the spectacle lens for correcting the fixation disparity, based on a first aligning prism amount obtained by measuring an aligning prism amount of the spectacle wearer at an eye examination distance corresponding to a first distance, a second aligning prism amount obtained by measurement at an eye examination distance corresponding to a second distance shorter than the first distance, and information used for allocation of the first aligning prism amount and the second aligning prism amount, within a prism prescription range between the first aligning prism amount and the second aligning prism amount.

Abstract: The disclosed technology describes methods for the selection, design and production of custom-fit eyeglasses, using a 3D printer. Embodiments include an eye examination and biometric measurements of a patient. The data can be used to produce custom-fit eyeglass frames. Eyeglass selection is facilitated by the display of a selection of various frames in both digital and physical form. A 3D version of the patient's head may be created from digital images, which can be used to produce a final version of the eyeglass frame. Lens dimensions may be traced and the trace used to modify the eyeglass frame. Half of an eyeglass frame may be generated, from which a mirror image is created, and a final frame produced from the resulting image. Also disclosed is an electronic device system which receives, processes and transmits data for the production of custom-fit eyeglass frames.

Abstract: A hybrid fastener is provided in combination with a structural insert. The insert is disposed about a shank of the fastener at an unthreaded section. In another aspect, a sleeve surrounds the shank of the fastener and has apertures for receiving the insert therethrough. Methods of using the above-described hybrid fastener for securing workpieces are also disclosed.

Abstract: A method of determining parameters for fitting an ophthalmic lens to a frame, including the following steps: providing an eyeglass frame including at least one temple portion having a bezel intended to enable the nesting of an ophthalmic lens; and determining the shape of the profile of the bezel at a point in the temple portion of said frame. Associated method of fabricating an ophthalmic lens.

Abstract: In the manufacture of gradient polarized sunglasses an optical retarder is used in front of a portion of a polarized lens to destroy the linear polarization of incoming light to render that portion of the sunglass lens non-polarized, thus to permit viewing of polarized displays through that non-polarized portion of the polarized sunglass lens.

Abstract: A device including eyewear, said eyewear including at least one optical portion for covering a user's eye. The eyewear includes a receiving portion operable for attaching a length of fabric. Also included is a plurality of fabric straps attached to the receiving portions, with each fabric strap each having a length long enough for tying at least two of the fabric straps together. Certain embodiments include padding, said padding disposed about the optical portion so the user's eyes are protected when worn. The eyewear may be shaded, include corrective lenses, or formed from protective material.

Abstract: An eyeglass assembly which comprises (1) an eyeglass lens comprising a body portion and an engaging portion, and (2) a frame member which is fitted to the engaging portion, and (3) a securing member which is bonded to the engaging portion and to surfaces of the frame member which, in the absence of the securing member, are exposed to the atmosphere. In one method, the assembly is produced by applying a securing member, generally a laminar member, to exposed surfaces of the engaging portion and of the frame member fitted to the engaging portion, and securing the securing member to those exposed surfaces by an adhesive. In another method, the assembly is produced by heating and deforming part of the engaging portion of the lens so that it spreads out over adjacent surfaces of the frame member, thus forming a melt bonded securing member.

Abstract: Eyeglasses with interchangeable parts comprising a lens frame adapted for mounting a pair of lenses in a pair of lens cavities with a pair of lenses releasably secured to the lens cavities and a pair of temple extension emanating from either side the lens frame with a first temple arm releasably secured to one temple extension forming a first hinge joint and allowing the first temple arm to pivot relative to the lens frame and a second temple arm releasably secured to another temple extension forming a second hinge joint and allowing the second temple arm to pivot relative to the lens frame and further including a pair of ear pieces releasably secured to the each temple arm, and wherein the interchangeable nature of the lenses, the temple arms and the ear pieces permit an individual to customize the eyeglasses in a manner they desire.

Abstract: The present invention discloses an eyewear frame ornamentation assembly that includes a retaining coupler in a form of a resilient member that detachably couples onto a frame.

Abstract: A lens is permanently engaged with a substantially rigid lens retaining apparatus to form a lens unit during a formation molding process of the lens retaining apparatus. The rigid lens retaining apparatus is permanently engaged with a substantially flexible eyewear frame during a formation molding process of the frame. Therefore, a secure attachment of lenses to the substantially flexible eyewear frame through rigid lens retaining apparatus is provided.

Abstract: Systems and methods for creating fully custom products from scratch without exclusive use of off-the-shelf or pre-specified components. A system for creating custom products includes an image capture device for capturing image data and/or measurement data of a user. A computer is communicatively coupled with the image capture device and configured to construct an anatomic model of the user based on the captured image data and/or measurement data. The computer provides a configurable product model and enables preview and automatic or user-guided customization of the product model. A display is communicatively coupled with the computer and displays the custom product model superimposed on the anatomic model or image data of the user. The computer is further configured to provide the customized product model to a manufacturer for manufacturing eyewear for the user in accordance with the customized product model.

Abstract: Ophthalmic lenses for correcting refractive error of an eye are disclosed. Ophthalmic lenses include an inner optic portion configured to be disposed over the optical region of the cornea and having a central portion disposed between an anterior portion and a posterior portion. The inner optic portion is configured to at least partially diverge from the shape of the cornea to provide at least one lenticular volume between a posterior surface of the inner optic portion and the cornea. The central portion may be characterized by a thickness from 50 ?m to 900 ?m and a modulus form 20 MPa to 1500 MPa.

Abstract: Systems and methods for creating fully custom products from scratch without exclusive use of off-the-shelf or pre-specified components. A system for creating custom products includes an image capture device for capturing image data and/or measurement data of a user. A computer is communicatively coupled with the image capture device and configured to construct an anatomic model of the user based on the captured image data and/or measurement data. The computer provides a configurable product model and enables preview and automatic or user-guided customization of the product model. A display is communicatively coupled with the computer and displays the custom product model superimposed on the anatomic model or image data of the user. The computer is further configured to provide the customized product model to a manufacturer for manufacturing eyewear for the user in accordance with the customized product model.

Abstract: In preferred embodiments, the proposed eyeglass frame includes two glass-holding rims, each attached to an endpiece with upper and lower hinge loops coupled thereto. The endpiece includes split proximal and middle sections, and a solid distal section. The split includes a curvilined slit and a first window. The frame has two clamps with a second window and a groove. The clamp, preferably formed as a tube having a C-like or 0-like cross-section, operatively slides along the endpiece. The frame has two temples each with—an upper prong and—a lower prong furnished with outer protrusions, and—a middle prong therebetween, including—a strip-shaped portion,—a Z-shaped portion, and—a tongue with a tip. The lower and upper prongs diverge, forming a V-shape. The tongue and tip engage with the first and second windows during assembling.

Abstract: The present invention relates to a beveling wheel and method for forming a beveled lens with the beveling wheel for use with eyeglasses. One embodiment includes a prescription lens for use on an eyeglass frame having a receiving channel. The receiving channel includes a channel bottom and opposed interior wall surfaces having a first angle therebetween. The prescription plastic lens includes a prescription lens body generally defined by a peripheral edge having a bevel extending away from the edge to a vertex. The bevel has a distal portion with a second angle. The bevel is receivable within the receiving channel. At least a portion of the vertex of the bevel has an interference fit with the receiving channel bottom when held within the eyeglass frame. The first angle is greater than the second angle.

Abstract: The invention relates to a referencing device (1, 100) intended to be fixed to an eyeglass frame in order to spatially reference said frame, said device (1, 100) having a transverse bar (2, 102), a central extension (5), two lateral markers (3) and a central marker (4), each marker (3, 4) consisting of a light area (12) and a darker area (11). The main characteristic of a clip according to the invention is that it comprises at least one mobile fastening member (7, 8) which is able to move along at least one slide (9, 10) of the bar (2, 102).

Abstract: AN HMD is disclosed including a pair of temple arms which wrap around a portion of a user's head. The temple arms provide long axis (front to back) compression, and compression against sides of the user's head. Such a distribution of forces prevents resting of the HMD primarily on the nose, ears or the top of the head, and allows the HMD to be worn in a way that is comfortable and non-intrusive.

Abstract: A viewer includes a multifocal lens capable of setting one of a plurality of focal lengths. When a measuring section detects a change in gazing point distance, a selection section selects a focal length to be set among the plurality of focal lengths, and a determiner determines a time duration before a focal length of the multifocal lens is changed. A controller changes the focal length of the multifocal lens when a detector detects a blink or saccadic eye movement of the user before the determined time duration elapses.

Abstract: Eyewear is provided, namely, sunglasses with an integral securing mechanism that enables the lenses to be removed and replaced as necessary. Each of the lenses may retained within the frame of the eyewear/sunglass device as by corresponding channels or recesses formed on each corresponding side of the sunglass frame. For separate lenses, a securing mechanism is provided for securing each of the lenses. In a mono lens configuration, a single securing mechanism may be used to secure both lenses. A securing mechanism is placed in a locked position to hold the lens(es) in place during use. The securing mechanism is placed in an unlocked position by sliding or shifting the securing mechanism, enabling removal of the lens(es). Various constructions can be adopted for maintaining the securing mechanism in the locked position, such as by frictional force, magnetic force, or combinations thereof.

Abstract: Disclosed embodiments relate to eyewear configured to reduce stray light. An exemplary embodiment of the eyewear accounts for various design factors, including the cross sectional profile of the rim, the micro topography of the rim surface, the reflectivity, the theatre or room geometry, proximity of the eye to the lens, lens size, and the screen gain. An exemplary eyewear includes lenses connected to the rims of a frame, and a path may be defined through a maximum height of the outer flange portion of a rim and a maximum height of the inner flange portion of the rim section. The path may be inclined at an angle relative to an angle ? relative to a longitudinal axis defined by the lenses.

Abstract: A medical device includes a layer made of an acidic polymer and a basic polymer formed on at least a part of a surface of a water-containing base material, wherein at least one kind of an acidic polymer and a basic polymer forming the acidic polymer or the basic polymer is a polymer having a hydroxy group.

Abstract: Eyeglass frame elements may include a bridge and temples, and for an accessory attached to eyeglasses, one or more clips. Each of these elements includes an attachment point to the lens. For this attachment point a terminal portion of a metal wire is received through a first of two apertures formed through a lens adjacent an edge thereof. A remaining portion of the metal wire is received through a second of the two apertures. A first bend in the metal wire between the terminal portion and the remaining portion located is formed between the two apertures. This first bend is adjacent to a surface of the lens. A second bend in the metal wire is formed adjacent the second of the two apertures so that at least part of the terminal portion is adjacent an outside edge of the lens.

Abstract: A device is comprised of a first portion shaped like an ocular product frame and designed to substantially cover the ocular product frame. The cover has a second portion substantially shaped like an ocular product leg and designed to substantially cover the ocular product leg. The second portion of the cover couples to the first portion of the cover.

Abstract: An eyeglass lens processing shape obtaining method for attaching a prescription lens having an edge thicker than an original lens and having refractive power to a rim of an eyeglass frame, in place of the original lens attached to the rim, the method includes: obtaining an outline of the original lens; obtaining an inner boundary of the rim on a surface of the original lens in a state where the original lens is attached to the rim; obtaining an external form processing shape of the prescription lens based on the outline of the lens; and obtaining a step processing shape of the prescription lens based on the inner boundary of the rim.

Abstract: An eyeglass assembly which comprises (1) an eyeglass lens comprising a body portion and an engaging portion, and (2) a frame member which is fitted to the engaging portion, and (3) a securing member which is bonded to the engaging portion and to surfaces of the frame member which, in the absence of the securing member, are exposed to the atmosphere. In one method, the assembly is produced by applying a securing member, generally a laminar member, to exposed surfaces of the engaging portion and of the frame member fitted to the engaging portion, and securing the securing member to those exposed surfaces by an adhesive. In another method, the assembly is produced by heating and deforming part of the engaging portion of the lens so that it spreads out over adjacent surfaces of the frame member, thus forming a melt bonded securing member.

Abstract: An appliance for reading a rim (110) or a half-rim of an eyeglass frame, includes holder elements for holding the eyeglass frame and a feeler (10) that is mounted to turn about an axis of rotation (A1) in order to follow a longitudinal profile (P1) of the rim or half-rim of the eyeglass frame held in the holder elements. The feeler is fitted with a reader head (12) including a V-shaped bearing shoe (15) that is open in a direction facing away from the axis of rotation and that is adapted to be engaged on the rim or half-rim in order to slide therealong.

Abstract: Eyeglasses include lens elements (2, 3), sidepiece elements (4, 5) for supporting the eyeglasses and connecting elements (9) between the lens elements (2, 3) and the sidepiece elements (4, 5). The connecting elements (9) include a pin portion (10, 11) extending from the sidepiece elements (4, 5), and the lens elements (2, 3) have a hole (12, 13) for insertion of the pin portion (10, 11), the pin portion (10, 11) being inserted into the insertion hole (12, 13) to form elements for rotating the sidepiece elements (4, 5) relative to the lens element (2, 3).

Abstract: A lens is permanently engaged with a substantially rigid lens retaining apparatus to form a lens unit during a formation molding process of the lens retaining apparatus. The rigid lens retaining apparatus is permanently engaged with a substantially flexible eyewear frame during a formation molding process of the frame. Therefore, a secure attachment of lenses to the substantially flexible eyewear frame through rigid lens retaining apparatus is provided.

Abstract: A method for providing a spectacle ophthalmic lens to a wearer, the method comprising the following steps: providing a value, SV, representing the sensitivity of the wearer referred to a scale of sensitivity to perception of spatial orientation, according to both visual and non visual frames of reference; calculating a design of the spectacle ophthalmic lens or selecting a design in a spectacle ophthalmic lens design data base by adapting the management of residual astigmatism and/or optical power repartition according to gaze direction based on the value, SV, representing the sensitivity of the wearer referred to a scale of sensitivity to perception of spatial orientation.

Abstract: Eyewear includes a set of lenses, a frame, and a pair of arms. A primary attachment feature facilitates attachment of the arms to the frames. A secondary attachment feature facilitates attachment of the arms to the frames in case the primary attachment feature becomes partially or wholly dysfunctional. A concealment feature at least partially conceals the secondary attachment feature. The concealment feature is detachable to permit use of the secondary attachment feature. In an example embodiment, the concealment feature is formed as an integral breakaway component of the arms.

Abstract: A structure of a diamond-inlaid eyeglass temple includes an eyeglass temple body (1) and an elastomer (3) set thereon. The elastomer (3) has an elastic tendency to bend inwardly and the two external sides thereof are connected, respectively, to a first holding device (4) and a second holding device (5) with a cantilever structure. A first groove (41) and a second groove (51) are provided, respectively, on the corresponding end surfaces of the first holding device (4) and the second holding device (5). A diamond (2) is clamped under the elastic force of the elastomer (3). Also provided are eyeglasses with the structure of diamond-inlaid glass temple and a diamond-inlaying method. Eyeglasses with a structure of the diamond-inlaid eyeglass temple have a high production efficiency, and the diamonds are fixed firmly and are less prone to falling out. The diamond-inlaying method features a simple process and is easy to operate.

Abstract: Disclosed is an optical appliance for mitigating farsighted vision in humans. The optical appliance includes a body portion and a lens portion. The lens portion is coupled to the body portion, and the lens portion is transparent. The lens portion has appropriate optical power to improve a user's visual acuity of near objects when the user looks through the lens portion. In some embodiment, a perimeter of the body portion is kidney-shaped. In some embodiments, the body portion comprises an orientation feature. In some embodiments the body portion includes a lens opening extending through the body portion. In some embodiments, the lens includes a lens retention rim along an outer perimeter of the lens. The lens is coupled to the body portion in response to the lens retention rim begin placed between at least one top lens retention ridge and at least one bottom lens retention ridge.

Abstract: A method of deblocking an ophthalmic lens component (100) blocked on a thermoplastic layer (310) arranged on the holding surface (210) of a lens holding block (200) comprising the step of applying a pushing force on the thermoplastic layer (310), wherein the pushing force is greater or equal to 100 N and smaller or equal to 1000 N and wherein the pushing force is applied in a region of the thermoplastic layer (310) situated at a distance of at least 17.5 mm from the fitting point or prism reference point of the ophthalmic lens component (100).

Abstract: A vision correction method is disclosed wherein a purchaser selects, obtains, and assembles a custom pair of over-the-counter, non-prescription reading glasses having different diopter magnification for each eye. A display of left lenses and right lenses in various diopters and lens frame components are available in a retail store. The purchaser conducts a self-test of reading ability to determine the correct lens diopter for each eye. The purchaser then assembles the selected lenses with supplied components according to the model selected.