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Patent Searching and Data


Matches 251 - 300 out of 4,870

Document Document Title
WO/2012/006488
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/2012/006637
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/2012/004090
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/2011/162958
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/2011/162958
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/2011/159233
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/2011/149803
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...  
WO/2011/147520
The invention relates to a security element, comprising a carrier substrate (1), at least one cladding layer (2), and a waveguide layer (3), characterized in that the waveguide layer (3) has at least one region in which light is guided b...  
WO/2011/140495
An optical device includes a transparent substrate, a first replicated refractive surface on a first surface of the substrate in a first material, and a second replicated refractive surface on a second surface, opposite the first surface...  
WO/2011/136947
A method of measuring an axis angle of a toric contact lens including a posterior toric central zone (11) having a cylindrical axis, and an anterior lens surface (4) forming a ballast (51/52) that has an axis of orientation offset from t...  
WO/2011/133376
The method involves treating a polymerized ophthalmic lens with a wetting agent, such that the ophthalmic lens formulation does not comprise the wetting agent prior to its polymerization. The polymerized ophthalmic lens is then heated in...  
WO/2011/127079
Intraocular lenses with high contrast haptics, materials and methods for making optical blanks and lenses, and methods of use are disclosed and claimed. Such lenses may provide easily recognizable visual cues that may be used to detect a...  
WO/2011/120538
The invention relates to a method for producing a micro-lens using a carrier wafer, in which a lens is molded in an opening of the carrier wafer by embossing the lens in the carrier wafer, and also to a corresponding device for carrying ...  
WO/2011/120681
The invention relates to a transparent wall, comprising at least one transparent wall substrate having a light-guiding structure, wherein the light-guiding structure is imprinted directly or indirectly on the wall substrate.  
WO/2011/123132
The invention relates to a method of dip-coating a lens comprising the steps of: - immersing the lens (10) in a coating solution bath (2) having a horizontal coating solution surface (4), and - withdrawing the lens (10) from said bath (2...  
WO/2011/123587
The present invention is directed to adjustable chromophore compounds and materials (e.g., ophthalmic lens materials) incorporating those compounds. The adjustable chromophore compounds include a chemical moiety that structurally changes...  
WO/2011/119945
An apparatus for treating an ophthalmic lens mold part comprising a source (301) of an atmospheric component, a hood (308) and a fixture (306) for supporting the mold parts (303). The treatment includes formation of ketones on a lens for...  
WO/2011/111242
Disclosed is a method for producing a resin molded article, which comprises: a first molding step wherein a first molded body (3) that has an optical element (1) and a projected portion (2) protruding from the optical element (1) is mold...  
WO/2011/112847
This invention discloses apparatus for processing one or more of a Lens Precursor (201), a Lens Precursor Form and an ophthalmic Lens. The apparatus comprises a mandrel (212) and a chamber (203) enclosing a vapor phase environment around...  
WO/2011/110300
The invention relates to the improved production of a spectacle lens for a spectacle wearer using a casting mould (10) with an integrated block piece (18). The claimed method for producing a spectacle lens (42) for a spectacle wearer com...  
WO/2011/110300
The invention relates to the improved production of a spectacle lens for a spectacle wearer using a casting mould with an integrated block piece. The claimed method for producing a spectacle lens for a spectacle wearer comprises a first ...  
WO/2011/109426
Various embodiments are disclosed relating to fabrication of an optical wedge. For example, one embodiment provides a method for manufacturing an optical wedge comprising inserting a wedge blank into a vacuum molding tool and applying a ...  
WO/2011/107658
A method and arrangement for treating optical lenses. The method comprises cleaning the lenses (2) by placing them in a receptacle (11) wherein the lenses (2) are subjected to ultrasound. The lenses (2) are placed in the receptacle (11) ...  
WO/2011/109667
In one embodiment of the invention, a master tool is disclosed including a top plate, a plurality of buttons, and a releasable locking mechanism. The top plate has an array of openings and a top side with a background patterned surface. ...  
WO/2011/108208
Provided is an optical element which decreases the reflectance in an entire region of visible light. On the front surface of the optical element a plurality of one of either concave or convex portions are arranged with gaps smaller than ...  
WO/2011/104181
The invention relates to a method for making a hybrid contact lens, comprising: a step of providing a hydrophilic disc (100); a step of providing a rigid disc (200); a step of hydrating the hydrophilic disc (100); a step of applying an a...  
WO/2011/102085
A preform for molding an optical element comprises an element body forming portion for forming an element body including optical surfaces, an annular flange forming portion provided on a periphery of the element body forming portion and ...  
WO/2011/099002
A phase-adjusting element configured to provide substantially liquid-invariant extended depth of field for an associated optical lens. One example of a lens incorporating the phase-adjusting element includes the lens having surface with ...  
WO/2011/098624
The invention relates to a molding bench for curving mirrors, which includes a sheet (1) supported on a frame by means of a joint system that prevents the sheet (1) from shifting and moving, and to the lower part of which are fixed a ser...  
WO/2011/095379
The invention concerns a method of manufacturing a lens (1, 2) that has a front face and a rear face, and into which light beams emitted by an optical element of a light beam generator system (IB) are introduced via an entry surface (Si)...  
WO/2011/095379
The invention concerns a method of manufacturing a lens (1, 2) that has a front face and a rear face, and into which light beams emitted by an optical element of a light beam generator system (IB) are introduced via an entry surface (Si)...  
WO/2011/094761
Stereoscopic eyewear with compound curvature may be employed to view three dimensional content. The manufacture of such eyewear may be achieved by thermoforming a first material and by thermoforming a second material. The first and secon...  
WO/2011/091529
A thick injection molded lens with embedded layers of the same resin molded using a two step injection process is used in an illumination apparatus having a solid state light source such as an LED. A first layer of the molded Jens includ...  
WO/2011/091529
A thick injection molded lens with embedded layers of the same resin molded using a two step injection process is used in an illumination apparatus having a solid state light source such as an LED. A first layer of the molded Jens includ...  
WO/2011/094761
Stereoscopic eyewear with compound curvature may be employed to view three dimensional content. The manufacture of such eyewear may be achieved by thermoforming a first material and by thermoforming a second material. The first and secon...  
WO/2011/093144
A shaping method is provided by which it is possible to obtain a precisely shaped object, e.g., a lens, that is constituted of a cured object excellent in terms of transparency, etc. and having a small Abbe number. The shaping method com...  
WO/2011/091408
An optical probe for emitting and/or receiving light within a body comprises an optical fiber that transmits and/or receives an optical signal, a silicon optical bench including a fiber groove running longitudinally that holds an optical...  
WO/2011/091408
An optical probe for emitting and/or receiving light within a body comprises an optical fiber that transmits and/or receives an optical signal, a silicon optical bench including a fiber groove running longitudinally that holds an optical...  
WO/2011/091408
An optical probe for emitting and/or receiving light within a body comprises an optical fiber that transmits and/or receives an optical signal, a silicon optical bench including a fiber groove running longitudinally that holds an optical...  
WO/2011/085880
The invention relates to a method for producing a structure made of curable material by means of moulding. In a first step of the method, a moulding tool (310) is arranged above a surface (330) such that in a region (340) between the mou...  
WO/2011/085879
The present invention relates to a method for producing a structure made of a curable material. A first structure (220) made of a first curable material is thereby formed on a substrate (210) and cured. A second structure (230) made of a...  
WO/2011/088161
A microstructured article includes a nanovoided layer having opposing first and second major surfaces, the first major surface being microstructured to form prisms, lenses, or other features. The nanovoided layer includes a polymeric bin...  
WO/2011/080726
The present method for coating a Fresnel lens blank comprises providing an uncoated Fresnel lens blank having a structure surface and a non- structured surface, providing a transparent mold part having molding surface substantially match...  
WO/2011/080726
The present method for coating a Fresnel lens blank comprises providing an uncoated Fresnel lens blank (10) having a structure surface (13) and a non- structured surface (12), providing a transparent mold part (14) having molding surface...  
WO/2011/078989
Optical films used for 3D autostereoscopic displays include lenses on one surface of the optical film that are registered to prisms on the opposing surface of the optical film. The lenses may be a-cylindrical lenses or cylindrical, and t...  
WO/2011/073330
There is described a method of separating excess lens forming material from a molded ophthalmic lens, in particular a contact lens. After polymerization and/or cross-linking of a lens forming material (P) within a mold cavity (4) of a mo...  
WO/2011/073329
There is described a method of dosing a lens forming material into a mold (1;21), which comprises dosing a metered amount of a lens forming material (P) including a volatile solvent into a mold cavity (4) enclosed by a female mold half (...  
WO/2011/073332
There is described a method of removing excess lens forming material from a molded ophthalmic lens (1), in particular the peripheral region of a contact lens. In order to form a lens (1) a lens forming material is polymerized and/or cros...  
WO/2011/073333
A process for dispensing a flowable material comprising a volatile solvent into a mold, in particular a material for forming an ophthalmic lens, e.g. a contact lens, is disclosed. The process comprising the steps of providing a mold; pro...  
WO/2011/072900
The invention relates to a photochromic optical article with reduced thermal dependency, comprising: (a) a transparent substrate, (b) a saturated photochromic layer having, in the activated state and at a temperature of 20°C, a relative...  

Matches 251 - 300 out of 4,870