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WO/2018/197003A1 |
A system and method for coating a lens (10) using a plurality of inkjet print bars (46) arranged in-line, includes generating, using at least one processor (54, 110) in communication with the plurality of inkjet print bars (46), at least...
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WO/2018/192983A1 |
The invention relates to an ophthalmic article (1) in particular for sunglasses, comprising: - a first layer (9) made of photochromic cellulose triacetate having a rear face (9R) to be oriented toward an eye (7) of a user and a front fac...
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WO/2018/194829A1 |
Polyester-based films contain certain copolyesters (A) and polyester plasticizers (B). The copolyesters (A) may be selected from those in which the force required to stretch a film of the copolyester (A) by itself, from 2X to 5X, increas...
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WO/2018/194298A2 |
The present invention relates to an epoxy acryl-based optical lens and, particularly, to a resin composition for an epoxy acryl-based medium-refractive optical lens having a solid-phase refractive index of 1.53-1.58 and favorable transpa...
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WO/2018/189334A1 |
The invention relates to a production method (100) which comprises a fixing (200) of ball elements (14) made of a semiconductor material by means of heat and pressure to a carrier substrate (22); and a single-sided thinning (300) of the ...
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WO/2018/185630A1 |
A carrier for carrying an ophthalmic lens comprises: a basket (10) comprising a basket wall defining a concave cavity for accommodating an ophthalmic lens (100), the basket further comprising at least three recesses (12) arranged in the ...
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WO/2018/178823A1 |
An apparatus (1, 2) for the thermal curing of a lens-forming material contained in a lens mold (10, 60) to form an ophthalmic lens comprises: a tray (30, 40) made of metal, the tray having a fixation opening, a mold support (20, 50) made...
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WO/2018/172888A1 |
A continuous additive fabrication system (100) comprises a bath of photopolymer resin and a light source assembly (104) having a light source (112) and a motorized variable aperture (114). The light source assembly is operable to generat...
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WO/2018/171975A1 |
The invention relates to a method for determining material removal by an ion beam (3) from a sample workpiece (7) which is arranged in a machining chamber (5) of a housing (6) of a device (1) for beam machining, wherein the sample workpi...
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WO/2018/157964A1 |
The invention relates to a method for producing a microprojector for a projection display, wherein the microprojector comprises a carrier, on which a projection lens array having a plurality of projection lenses is arranged, wherein an o...
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WO/2018/159976A2 |
An embodiment relates to siloxane thiol and siloxane (meth)acrylate oligomers for an optical material. The siloxane thiol and siloxane (meth)acrylate oligomers according to the embodiment can provide characteristics, such as high transpa...
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WO/2018/153787A1 |
The invention relates to an installation and a method for machining optical lenses in which transport carriers and block pieces are conveyed back after use to a picking device or blocker device, and the lens carriers are populated with b...
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WO/2018/154090A1 |
The invention relates to an optical microlens array (20, 20', 20", 20"') and to a method for producing such an optical microlens array (20, 20', 20", 20'"), said method including, inter alia, providing a substrate (10) with a first side ...
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WO/2018/151850A1 |
A system and method for printing a transparent object with an additive manufacture printer. The system includes a stage on which the object is to be produced, a dispenser coupled to a source of thermally-curable optical material position...
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WO/2018/151501A1 |
The present invention relates to a novel polyol or polythiol having three or more functional groups, a preparation method therefor, and an optical body manufactured therefrom. Especially, the present invention relates to a poly(thio)uret...
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WO/2018/151959A1 |
The present disclosure relates to end milling methods for making microstructures, and articles containing such microstructures. The end milling process comprises rotating an end mill (1410r) around an axis of rotation (1409) and translat...
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WO/2018/151960A1 |
A new technique for making cube corner elements that involves end milling is used in the fabrication of cube corner elements having non-orthogonal dihedral angles and dihedral angle errors, and arrays of such cube corner elements. A give...
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WO/2018/132564A9 |
The present invention generally relates to devices and methods for determining a variety of different species. In one aspect, a nanoparticle positioned within a cavity within a waveguide can affect the resonance of light applied to the w...
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WO/2018/146065A1 |
The invention relates to an optical lens system (1) having at least two lenses (10 and 11) integrally joined to each other, and a method for production, wherein one first lens (10) has a first joining surface (12) and one second lens (11...
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WO/2018/138285A1 |
A method for injection molding of a weld line free minus power lens element comprises injecting a melt of thermoplastic material at a temperature higher than a glass transition temperature (Tg) of the thermoplastic material in an initial...
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WO/2018/138490A1 |
This invention concerns an optical device comprising a unitary substrate of optically transparent material. The unitary substrate has formed therein at least one collection lens (104a to 104f) and channel (106a to 106f), the channel (106...
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WO/2018/137901A1 |
The present invention relates to improved coloring of an optical glass, in particular of a spectacle lens, comprising a predetermined glass material, in order to achieve a target coloration of the optical glass. In this case, a method ac...
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WO/2018/139253A1 |
To make it possible to restrain generation of chipping or cracking in a substrate of a laminated lens structure. A laminated lens structure includes substrates with lens which each have a lens disposed inside a through-hole formed in the...
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WO/2018/138287A1 |
A method for injection molding of a plus power lens element comprises injecting a melt of thermoplastic material comprising at least one UV absorber at a temperature higher than a glass transition temperature (Tg) of the thermoplastic ma...
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WO/2018/139259A1 |
There is provided a stacked lens structure including a first lens substrate having a first through-hole and a second lens substrate having a second-through hole. The first lens substrate may be directly bonded to the second lens substrat...
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WO/2018/128096A2 |
Provided is a lens module including a substrate in which a wafer level lens is formed. When the wafer level lens is divided into individual units, an intersection hole is formed at an intersection of a dicing line along which dicing is p...
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WO/2018/121852A1 |
A method for imparting an optical element with at least one light influencing property in a gradient pattern. The method includes (a) providing an optical substrate having first and second surfaces; (b) depositing a first composition ove...
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WO/2018/119276A1 |
An optical device includes variable optical material that alters at least one of: incident ambient light, spectral content of incident ambient light or direction of incident ambient light through the optical device in response to a stimu...
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WO/2018/116254A1 |
The invention discloses a thick thermoplastic article having varying thicknesses is injection moulded including two stages of injection of a material filling stage and a packing stage, cooled for a predetermined time by a first cooling a...
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WO/2018/113999A1 |
A method of producing an optical article includes applying an imbibition composition having at least one dye onto at least a portion of at least one imbibable surface (45) of a substrate (20) to form a coated substrate (10). The method f...
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WO/2018/118534A1 |
Processes and systems described herein enable item authentication using a composite label. In some embodiments, a computing device may receive an authentication request for an item to which a composite label is attached. The computing de...
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WO/2018/117420A1 |
Provided are a polarizing plate and an optical display apparatus including the same, the polarizing plate comprising: a polarizing film; and a phase contrast layer disposed on the polarizing film, wherein the phase contrast layer is an e...
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WO/2018/108197A1 |
In a method for producing a transmissive or reflective optical element from a blank, material is removed from the blank by means of a material removal laser and the pulse duration of the material removal laser is less than 1 ns and is pr...
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WO/2018/109492A1 |
A contact lens comprises a hydrogel lens body and a non-expandable object embedded within the hydrogel lens body. The surface energy of the non-expandable object and the modulus of the hydrogel lens body are selected so as to reduce dist...
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WO/2018/108194A1 |
The invention relates to a method for ultraprecise centering of a lens (25) having an aspherical front lens face, which has an axis of symmetry (29), and an opposing rear lens face, wherein the lens is gripped in an ultraprecise centerin...
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WO/2018/108508A1 |
The present invention refers to a multifocal lens, in particular ophthalmic multifocal lens, being built in an inkjet printing process of depositing droplets of printing ink side by side and one above the other in several consecutive dep...
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WO/2018/108192A1 |
The invention relates to a method for producing a transmissive optics from a blank, wherein a material removal is achieved on the blank using an ablation laser and the pulse duration of the ablation laser is less than 1 ns and is prefera...
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WO/2018/109716A1 |
A method producing contact lenses, comprising the step of: separating the mold into the male and female mold halves, with the silicone hydrogel contact lens (85) adhered on one of the male (81) and female mold halves; bring a shaped ultr...
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WO/2018/045409A9 |
An aspect of the present disclosure provides a method of fabricating a lens using gravity. The method comprises depositing a first transparent solution on an underside of a flat smooth material. Cross-linking of the deposited first trans...
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WO/2018/099648A1 |
In a first aspect, the present disclosure relates to a method for designing a pattern of a stress relief layer for a flat device to be transformed into a shape-retaining non-flat device by deformation of the flat device. The flat device ...
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WO/2018/099660A1 |
The invention provides a method for manufacturing an ophthalmic article comprising a substrate and a functional wafer securely fastened to a first curved face of said substrate, said manufacturing method comprising the steps of providing...
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WO/2018/095837A1 |
The present application discloses a method for three-dimensional deposition printing to manufacture optical elements including ophthalmic devices by controlling the level of oxygen in the polymerization mixture and the printing environme...
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WO/2018/095679A1 |
The present invention relates to an optical filtering coating composition, comprising at least one dye that at least partially inhibits transmission of light within the 400-500 nm wavelength range and has a conjugated chromophore, one or...
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WO/2018/092038A1 |
Described herein is a cost-effective and time-efficient method for making contact lenses having a hydrophilic surface and a reduced uptake of cationic compounds, e.g. from care solutions. The method is based on conducting one of the proc...
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WO/2018/085983A1 |
A sandwich color contact lens, and manufacturing method thereof. The contact lens mainly comprises an optical region and a pad printing region. The pad printing region comprises a front polymer layer, a color carrier layer, a coloring ag...
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WO/2018/087011A1 |
A method of producing a lens with an embedded foil, comprising the steps of positioning a foil (10) on a foil fixation holder, providing adhesive attachment dots (41) on the foil (10) on surface portions (12) opposite to the foil fixatio...
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WO/2018/086880A1 |
The invention provides a method for manufacturing an ophthalmic article having at least one optical function and at least one predetermined transmission parameter, comprising the steps (102) of surfacing at least a first face of a first ...
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WO/2018/077712A1 |
The invention provides a method for manufacturing a 3D item by means of 3D printing using a 3D printer with a build platform and an extrusion head comprising a nozzle. The method comprises the steps of (i) providing a 3D-printable materi...
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WO/2018/078598A1 |
The invention is related to a method for producing silicone hydrogel contact lenses with a stable lubricious hydrogel coating thereon providing a low surface friction. A method of the invention comprises forming a plasma-reactive hydroph...
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WO/2018/078543A1 |
The invention provides a class of amphiphilic branched polydiorganosiloxane macromers and the uses thereof. Such a macromer comprises a polydiorganosiloxane polymer chain and two terminal groups free of any ethyleneically unsaturated gro...
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