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Patent Searching and Data


Matches 251 - 300 out of 7,591

Document Document Title
WO/2012/074859A1
The invention provides a method of making ophthalmic lenses with an enhanced quality and enhanced yield achieved by reducing mold separation force and lens- mold adhesion. The method comprises the steps of generating an atmospheric plasm...  
WO/2012/073034A1
Methods, devices, and systems for manufacturing ophthalmic lenses are described in which lens bodies (66) are placed in cavities (52) of lens carriers (44) that are fluidly connected to reservoirs (70), flow ducts (72) and sub-cavity bas...  
WO/2012/070456A1
To provide a plastic optical element with reduced birefringence. An angle formed by a line segment that connects a gate corresponding part (B) of a core lens (2) to the center (A) of the core lens and a line segment that connects a gate ...  
WO/2012/069590A1
The invention relates to a method for producing a molded optical part (2), in particular a lens element (2), by producing a preform (4) in a molding tool by injection molding a first plastic, and by producing at least one covering layer ...  
WO/2012/069689A1
A method includes producing a first layer of optical liquid, shaping contactlessly the first layer of the optical liquid according to a desired form, and curing the shaped first layer of the optical liquid with electromagnetic radiation ...  
WO/2012/069757A2
The subject of the present invention is a lens-holder device (1) intended to be hooked onto a support (101) of determined direction belonging to a conveyor carriage intended for transporting optical lenses (10) so that an optical test ca...  
WO/2012/069756A1
The invention relates to a lens-holding device (1) intended to be hooked on a mounting (101) of a conveyor carriage for transporting optical lenses (10) in order for said lenses to be treated by immersion in at least one bath of a treatm...  
WO/2012/069615A1
In manufacturing a contact lens, a contact lens mould arrangement in which the engagement between the mould halves is unconstrained and at least one mould half is sufficiently pliable or flexible that during the curing of the contact len...  
WO/2012/069757A3
The subject of the present invention is a lens-holder device (1) intended to be hooked onto a support (101) of determined direction belonging to a conveyor carriage intended for transporting optical lenses (10) so that an optical test ca...  
WO/2012/066060A1
A gripper (2) for grasping an ophthalmic lens immersed in a liquid (L), in particular for a contact lens (CL) such as a soft contact lens, the gripper (2) including: - a housing (20) having an opening (200) arranged at the distal end of ...  
WO/2012/062732A1
A method for manufacturing a trough mirror for a solar trough (2) mirror power station by: providing a coil (3) of a sheet ( 3a) coated or laminated with a reflection film, providing a first and a second slide (4, 5) which both extend pe...  
WO/2012/064699A1
The instant invention pertains to a method and a fluid composition for producing contact lenses with improved lens quality and with increased product yield. The method of the invention involves adding a Butylated Polyvinylpyrrolidone int...  
WO/2012/063665A1
Provided is a method of producing a composite optical element, including performing stress removal after molding a composite optical element by integrating a resin material (2) with one surface of a glass material (1) in a heated state, ...  
WO/2012/059527A3
The invention relates to a solar reflector for concentrated solar power plants, comprising a substrate a) in composite material based on resin reinforced with cut fibres, said substrate having means b) for attachment without either perfo...  
WO/2012/059527A2
The invention relates to a solar reflector for concentrated solar power plants, comprising a substrate a) in composite material based on resin reinforced with cut fibres, said substrate having means b) for attachment without either perfo...  
WO/2012/055424A1
The invention relates to a method and a device for producing, in particular for stamping, a lens wafer (25) that has a plurality of microlenses (24), to a lens wafer, and to microlenses produced from the lens wafer.  
WO/2012/054046A1
A process for applying a film structure (10) onto a lens blank (1) is improved by implementing a wedge piece (30) when the film structure is pressed against the lens blank using a resilient cushion. The wedge piece forces the film struct...  
WO/2012/054482A2
A method of fabricating an aspherical gradient refractive index lens includes co-extruding a first polymer material having a first refractive index and a second polymer material having a second refractive index different than the first r...  
WO/2012/054482A3
A method of fabricating an aspherical gradient refractive index lens includes co-extruding a first polymer material having a first refractive index and a second polymer material having a second refractive index different than the first r...  
WO/2012/046186A1
It refers to an injection molding process and to the related apparatus for carrying out a lens (50) in a plastic material, comprising a first portion or ceiling (30) for the passage of light, and a second portion or body (40) for the cou...  
WO/2012/035477A1
The present invention relates to a process for manufacturing a segmented optical structure (100), comprising at least the steps consisting in: a) providing a substrate (1) having microwalls (2) on one of the faces (3) of said substrate, ...  
WO/2012/030945A3
Ophthalmic lenses, coatings for ophthalmic lenses, and methods for manufacturing ophthalmic lenses are provided herein. In one exemplary embodiment, an ophthalmic lens comprising a polymeric lens has a first surface and second surface. A...  
WO/2012/030945A2
Ophthalmic lenses, coatings for ophthalmic lenses, and methods for manufacturing ophthalmic lenses are provided herein. In one exemplary embodiment, an ophthalmic lens comprising a polymeric lens has a first surface and second surface. A...  
WO/2012/028163A1
The invention relates to a stamping tool, a device and a method for producing, especially stamping, a monolithic lens wafer (10) comprising a plurality of microlenses (20).  
WO/2012/027420A1
A method for making a combined light coupler and light pipe comprises providing a mold with an elongated chamber having two ends and having an appropriate shape to form the combined light coupler and light pipe. The formed light pipe has...  
WO/2012/022371A1
The present invention relates to a method for producing a multi-part medical marker (1) comprising a marker core (2) consisting of at least two corresponding parts (2a, 2b) and comprising a detectable surface, said method comprising the ...  
WO/2012/022000A1
The invention concerns a method of manufacturing a plurality of optical devices (20a) for cameras, each optical device (20a) having a fix focus lens module (2a) for assembling with an image sensor comprising an image sensor plane (5), ea...  
WO/2012/019771A1
The invention relates to a surface structure and a Fresnel lens which has at least one such surface structure. Furthermore, the invention relates to a tool for production of a surface structure and a method for production of a surface st...  
WO/2012/013948A1
Ophthalmic device molds made from at least one water-soluble vinyl alcohol copolymer, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, packaged ophthalmic devi...  
WO/2012/013946A1
Ophthalmic lens molds made from at least one vinyl alcohol copolymers with high amorphous content, ophthalmic lenses including silicone hydrogel contact lenses formed using these molds, packaged ophthalmic lenses present in a solution co...  
WO/2012/013947A1
Silicone hydrogel ophthalmic devices, such as ocular inserts and contact lenses, formed in direct contact with molds comprising at least one vinyl alcohol copolymer and related methods are described. The at least one vinyl alcohol copoly...  
WO/2012/013944A1
Ophthalmic device molds made from at least one highly amorphous vinyl alcohol polymer, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, and related methods are...  
WO/2012/016152A1
Methods of manufacturing contact lenses using ophthalmic lens molds having a molding surface comprising a thermoplastic polymer, the molding surface having a percent polarity from 3% to 20% and a surface energy from about 25 mN/m to abou...  
WO/2012/016097A2
The present invention provides an amphiphilic polysiloxane prepolymer which comprises hydrophilic monomeric units derived from at least one hydrophilic vinylic monomer, polysiloxane crosslinking units derived from at least one polysiloxa...  
WO/2012/013945A1
Ophthalmic device molds made from a first portion of a molding surface formed from a first polymer and a second portion of the molding surface formed from a second polymer are described. When combined, the first portion and the second po...  
WO/2012/016098A1
A cost-effective method for making a silicone hydrogel contact lens has a crosslinked hydrophilic coating applied thereon. The method involves heating a silicone hydrogel contact lens in an aqueous solution in the presence of a water-sol...  
WO/2012/015361A1
Embodiments of the invention describe a light guide apparatus (10) comprising a block (100) with at least one embedded light guiding element (200). In one embodiment, the light guiding element may extend between non -opposing surfaces of...  
WO/2012/010776A1
In line with a method for splicing two optical fibres (11, 12), the procedure involves the following steps: the two fibres (11, 12) are aligned with one of their ends (112, 122) opposite one another, a photopolymerizable composition is p...  
WO/2012/004089A1
Method of manufacturing an ophthalmic lens (1), with a front face (1A) and a rear face (IB), and into which light beams emitted by an optical element of a light beam generator system are introduced and directed towards the eye of the wea...  
WO/2012/004439A1
The invention relates to a method for applying adhesive between a solar mirror and the supporting structure thereof, including: a first step comprising the application of low-temperature atmospheric plasma to the organic layers protectin...  
WO/2012/006485A2
Ophthalmic lens molds made from one or more thermoplastic polymers with average polarities from about 1% to about 7%, ophthalmic lenses including silicone hydrogel contact lenses molded using these less polar thermoplastic polymers, and ...  
WO/2012/006488A3
Ophthalmic lens molds made from one or more thermoplastic polymer having a low level of UV light transmittance (UV %T) ophthalmic lenses including silicone hydrogel contact lenses molded using these thermoplastic polymer having low UV %T...  
WO/2012/006485A3
Ophthalmic lens molds made from one or more thermoplastic polymers with average polarities from about 1% to about 7%, ophthalmic lenses including silicone hydrogel contact lenses molded using these less polar thermoplastic polymers, and ...  
WO/2012/006488A2
Ophthalmic lens molds made from one or more thermoplastic polymer having a low level of UV light transmittance (UV %T) ophthalmic lenses including silicone hydrogel contact lenses molded using these thermoplastic polymer having low UV %T...  
WO/2012/006637A1
An apparatus for molding at least one side of an ophthalmic diffractive lens The apparatus includes a first mold (110), wherein the first mold includes a least a first portion (112) made of plastic, and wherein the first portion includes...  
WO/2012/004090A1
Method of manufacturing an ophthalmic lens (1) into which light beams are directed towards the eye of the wearer to enable information content to be viewed, constituted by two optical pieces, a first one (2A) placed on the rear face and ...  
WO/2011/162958A3
Methods, devices, and systems for manufacturing ophthalmic lenses using direct injection molding are described. The present methods, devices, and systems include a mold block having a first mold insert and a second mold insert defining a...  
WO/2011/162958A2
Methods, devices, and systems for manufacturing ophthalmic lenses using direct injection molding are described. The present methods, devices, and systems include a mold block having a first mold insert and a second mold insert defining a...  
WO/2011/159233A1
A full face mask (1) for a PAPR (Powered Air Purifying Respirator) to be used in health hazardous environments, having an air inlet (7, 8) and an air outlet (16), manufactured in one piece from a transparent plastic in a one step vacuum ...  
WO/2011/149803A1
A lamination or replication method for making an article having a structured solid layer, including: dispensing a curable liquid onto a first member; contacting the curable liquid on the first member with a complimentary second member ha...  

Matches 251 - 300 out of 7,591