| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 264200500 | Including step of mold making | 65 |
| 20080211120 | CUBE CORNER RETROREFLECTOR WITH LIMITED RANGE - Retroreflective articles having cube corner elements are disclosed, with the dihedral angle errors of the cube corner elements selected to limit the visibility range of the retroreflective article. Also disclosed are methods for making the cube corner elements and the retroreflective articles. | 09-04-2008 |
| 20080237904 | OPTICAL ARTICLES AND SOL-GEL PROCESS FOR THEIR MANUFACTURE - An optical article, having an almost complete isotropy and dimensions equal to or lower than 500 μm, is prepared in which the sol-gel procedure comprises a preliminar step wherein the mould is cool filled with a sol containing the interesting oxide precursors, the sol gelation, the gel drying, the removal of gel from the mould and the final miniaturization of the dried gel. | 10-02-2008 |
| 20080265451 | METHOD FOR PRODUCING MOLD FOR ZONTAL OPTICAL ELEMENT - A mold for a zonal optical element. The mold includes a circular portion at the mold side corresponding to the circular portion possessed by the zonal optical element; at least one zonal surface at the mold side corresponding to the zonal surface possessed by the zonal optical element; and at least one corner portion between said boundary portion at the mold side and said zonal surface at the mold side wherein said corner portion is in a sharpened state formed by bringing a raked surface of a tip into contact with a portion a portion corresponding to said boundary wall surface. | 10-30-2008 |
| 20090001620 | ROLL TO ROLL FABRICATION OF MICROLENS ARRAYS FOR LOW COST LIGHT OUTCOUPLING FROM OLEDS - A patterned roller, and a method of making the patterned roller, is provided. A patterned roller may be made by first forming a first mold having a negative pattern by etching pits in a flat mold surface with an etching process. Then, a second mold is formed having a positive pattern, by pouring a first curable material into the first mold, curing the first curable material, and removing the first curable material from the first mold. Then the patterned roller having the negative pattern is formed by coating a roller with a layer of a second curable material, pre-curing the second curable material to provide a viscous but not hardened surface, and rolling the roller over the second mold to create the negative pattern in the second curable material. The second curable material is then cured. Any of the curable materials may be coated after curing, preferably with metal, to reduce sticking in subsequent steps. The patterned roller may be used to create a pattern of microlenses in a third curable material. A substrate is coated with the third curable material. The patterned roller is rolled over the third curable material to transfer the pattern to the third curable material. The third curable material may then be cured. | 01-01-2009 |
| 20090008809 | Plastic lens, manufacturing method thereof, production tracing management method thereof, and optical pickup device - A lens has a flange part at the outer periphery of its surface. A flange surface of the flange part is higher than the lens surface. The flange surface has a marking to identify a production jig, for example. | 01-08-2009 |
| 20090108478 | Molds for production of ophthalmic devices - A mold assembly for the manufacture of at least one ophthalmic device used in or on the eye is disclosed. The mold assembly includes a mateable pair of mold parts wherein at least one of the mold parts comprises at least an oxygen-absorbing mold material and an oxygen scavenger composition containing (i) an oxygen scavenging polymer comprising a polymer backbone and one or more substituted or unsubstituted cyclic olefinic groups covalently linked to the polymer backbone; and (ii) an oxygen scavenging catalytic amount of a transition metal catalyst. | 04-30-2009 |
| 20090121370 | Molds for Production of Ophthalmic Devices - A mold assembly for the manufacture of at least one ophthalmic device used in or on the eye is disclosed, the mold assembly comprising a mateable pair of mold parts wherein at least one of the mold parts is made from a polymeric resin comprising a polymer backbone and one or more pendent groups having peroxide functionality and covalently linked to the polymer backbone. | 05-14-2009 |
| 20090174099 | METHOD FOR MANUFACTURING MOLD USED IN IMPRESSION PROCESS - A method for manufacturing a mold used in impression process is provided. The method includes the following steps: forming a negative photoresist layer between a transparent substrate and a supporting substrate; exposing the negative photoresist layer via the transparent substrate by direct writing technology; removing the supporting substrate; and developing the negative photoresist layer to form the mold. | 07-09-2009 |
| 20090243126 | METHOD AND APPARATUS FOR IMPRINTING MICROSTRUCTURE AND STAMPER THEREFOR - A method of imprinting a microstructure comprising: contacting a stamper comprising a pattern layer with the microstructure of the order of from micrometers to nanometers in one face of the pattern layer and a substrate supporting the pattern layer with an imprinting member having a deformable layer to which the microstructure is imprinted, wherein the pattern layer is supported on a round surface having a prescribed radius of curvature of the substrate, the center of the round surface protruding towards the rear face of the pattern layer; causing the deformable layer on the imprinting member; and separating the stamper from the cured deformable layer. | 10-01-2009 |
| 20090250829 | METHODS OF CUTTING OR FORMING CAVITIES IN A SUBSTRATE FOR USE IN MAKING OPTICAL FILMS, COMPONENTS OR WAVE GUIDES - A method of forming a varying pattern of optical elements on or in at least one side of an optical panel member involves cutting or forming a pattern or patterns of cavities in a cylindrical or curved substrate or in a sleeve or sleeve segment of the substrate that corresponds to a desired pattern and shape of optical elements to be formed on or in the optical member. The substrate or sleeve or sleeve segment containing the desired pattern or patterns of optical element shaped cavities or depositions or mirror copies or inverse copies thereof is used in production tooling or as a master for production tooling to form the corresponding pattern of optical elements on or in at least the one side of the optical panel member. | 10-08-2009 |
| 20090256272 | Mold Fabrication Method and Projection Optical System Reflection Mirror - There are provided a method of manufacturing a metal mold suitable for forming, for example, a reflection mirror for a projection optical system and a reflection mirror for the projection optical system manufactured by the method thereof. The method includes a first process of cutting or grinding a metal mold material MM to trim the shape of the transfer optical surface and a second process of radiating the electron beam onto the transfer optical surface so as to perform smoothing process. By radiation of the electron beam, tool makes and the like created on the metal mold material MM in the first process can be erased so that the surface can be smoothed while maintaining the shape of the transfer optical surface. | 10-15-2009 |
| 20090261491 | Method for Producing Surface Convexes and Concaves - A method for producing surface convexes and concaves enabling easy and highly precise formation of desired convex and concave shapes using a photomask is provided. | 10-22-2009 |
| 20090267249 | METHOD FOR FABRICATING MICROLENSES AND PROCESS OF SINGLE PHOTOMASK PATTERN-BASED PHOTOLITHOGRAPHY - A method for fabricating micro-lenses and a method for fabricating micro-lenses by photolithography are provided. The method includes forming a plurality of micro-cavities in a substrate, filling lens material into each of the micro-cavities, and heating the lens material, thereby reflowing the lens material so as to form a plurality of micro-lenses in the substrate. The micro-cavities define a boundary of each of the micro-lenses formed by reflowing the lens material, thereby preventing adjacent micro-lenses from fusing together by reflowing when overheated. The process uses negative photoresist and positive photoresist as micro-cavities and lens material respectively, thereby streamlining the fabrication method and its steps. | 10-29-2009 |
| 20090278269 | METHOD FOR MANUFACTURING MOLD - One present embodiment provides a method for manufacturing a mold. In the method, firstly, a master die is provided. The master die includes a molding surface, the molding surface having a plurality of predefined structures thereon. Secondly, a melted PDMS material is applied on the molding surface using a spin coating process. Thirdly, the melted PDMS material is cured to form a mold. Finally, the master die is removed. | 11-12-2009 |
| 20090278270 | METHOD FOR MANUFACTURING MOLD FOR MOLDING OPTICAL ELEMENT - A method for manufacturing a mold for molding an optical element, wherein the mold comprising a base material having a molding base face and a covering layer provided on the molding base face of the base material, and an upper surface portion of the covering layer located above the molding base face forms a molding face, the method including: a covering step for forming a covering layer on the molding base face of the base material; a pressurizing step for pressurizing a surface of the covering layer; and a high-precision processing step for forming a molding face by applying high-precision processing onto the surface of the covering layer subsequent to the pressurizing step. | 11-12-2009 |
| 20090289383 | Core Locking Assembly And Method For Orientation Of Asymmetric Tooling - An apparatus and method is provided for injection molding an ophthalmic lens mold section having an optical surface and a non-optical surface opposite the optical surface. The apparatus includes a non-optical tool assembly for forming the non-optical surface of the ophthalmic lens mold section. An optical tool assembly is in opposed relation to the non-optical tool assembly and together therewith forms a mold cavity for forming the ophthalmic lens mold section. In the preferred embodiment, the optical tool assembly includes a rotatably mounted core member and an optical insert removably secured the core member. The optical insert has an optical molding surface for forming an optical surface of the ophthalmic lens mold section opposite the non-optical surface thereof. A locking mechanism having, in a preferred embodiment, a locking pin selectively movable between a first position wherein the pin allows rotation of the core member and a second position wherein the pin prevents the core member from rotation. | 11-26-2009 |
| 20090315201 | METHOD OF FORMING MICRO-LENSES - A method of fabricating micro-lenses is provided. A first layer is formed on a substrate. The first layer is comprised of a first material and the substrate is comprised of a second material. An opening is formed in the first layer and an etchant is provided in the opening to etch both the substrate and the first layer to form a first mold for a first micro-lens. The etchant etches the first layer at a different rate than the substrate. A lens material is added to the etched molds to form micro-lenses. | 12-24-2009 |
| 20100072640 | MANUFACTURING A REPLICATION TOOL, SUB-MASTER OR REPLICA - In a process of manufacturing, by replication, a plurality of optical elements each having geometrical surface features, a method of manufacturing an element that includes a plurality of replicated structures is provided. The method comprises the steps of providing an element substrate, of replicating, by embossing, a surface of a tool element, which surface comprises a negative copy of the geometrical surface feature, into replication material disposed at a first place on a surface of the element substrate, of subsequently hardening the replication material, of replicating said surface of the tool element into replication material disposed at a second place on said substrate, of hardening said replication material, the method comprising the further step of subsequently filling a gap between replication material disposed at the first place and replication material disposed at the second place by filler material. | 03-25-2010 |
| 20100072641 | Method for Cast Molding Contact Lenses - An improved method of cast molding contact lenses, wherein a lens forming mixture is cured in the lens-shaped cavity formed between molding surfaces of a male and female mold sections, wherein the improvement comprises at least one of sections is injection molded from a copolymer of propylene and ethylene. | 03-25-2010 |
| 20100109176 | MACHINED LENS MOLDS AND METHODS FOR MAKING AND USING SAME - Molds for making ophthalmic lenses are generally discussed herein with particular discussions extended to plastic injection molded ophthalmic lens molds that are subsequently machined to have customized optical quality lens-defining surfaces for producing customized ophthalmic lenses, including contact lenses. The present molds can be used to form multifocal zones, ballast zones, diagnostic marks and the like on the ophthalmic lenses without the need tor making post-cure modifications to the lenses. | 05-06-2010 |
| 20100155977 | OPTICAL DEVICE, METHOD OF PRODUCING THE SAME, OPTICAL PICKUP, AND OPTICAL INFORMATION PROCESSING DEVICE - An optical device having a sub-wavelength grating formed in a specified region is disclosed that is able to prevent wave front degradation accompanying a phase difference of a polarized light beam passing through the optical device. The optical device includes a circular-belt-like region where the sub-wavelength diffraction grating is formed, and a center portion where the sub-wavelength diffraction grating is not formed. A vertically polarized light beam used for operations on a blue-light optical recording medium A has a phase difference in the sub-wavelength diffraction grating to be an integral multiple of 2π and hence is transmitted through the sub-wavelength diffraction grating. A horizontally polarized light beam used for operations on a blue-light optical recording medium is diffracted by the sub-wavelength diffraction grating. The light path length L | 06-24-2010 |
| 20100164129 | Heated Mold Tooling - A method for varying a radius of an optical quality surface of a casting mold formed in a tooling cavity, the tooling cavity at least partially defined by an optical tool having an optical quality surface of a given radius, includes imparting a compressive stress within the optical quality surface of the casting mold to predictably decrease the radius of the optical quality surface of the casting mold. | 07-01-2010 |
| 20100230839 | Method for Producing Surface Convexes and Concaves - A method for producing surface convexes and concaves enabling easy and highly precise formation of desired convex and concave shapes using a photomask is provided. A mask member 20 having light transmitting sections and non-light transmitting sections is disposed over one side of a photosensitive film 10 consisting of a photosensitive resin composition with a light diffusing layer 30 disposed between the mask member 20 and the photosensitive film 10. Light is irradiated from a light source disposed on the side of the mask member 20 to expose the photosensitive film 10 through the light transmitting sections of the mask member 20, and exposed portions or unexposed portions of the photosensitive film 10 are removed by development to produce convexes and concaves on the photosensitive film 10 in shapes determined by shapes of the exposed portions or unexposed portions. In the light exposure, light exposure conditions such as haze of the light diffusing layer 30 are controlled so as to control the shapes of the exposed portions or unexposed portions. | 09-16-2010 |
| 20100258963 | Contact lens molds and systems and methods for producing same - Contact lens molds and systems and methods for producing contact lens molds are described. The contact lens mold sections include two optical quality surfaces, a flange circumscribing at least a portion of the two optical quality surfaces, and an elongate member extending from the flange. Two mold sections can contact one another to form a mold assembly having a contact lens shaped cavity. The mold sections are structured to form a contact lens having an edge that does not require further physical modification before placement on an eye. Systems and methods are described which direct a molten polymeric material into cavities corresponding to the mold sections. | 10-14-2010 |
| 20100276825 | METHOD FOR MANUFACTURING LENS MOLD - In a method for manufacturing a lens mold, a raw mold is provided. The raw mold defines a cavity therein. The cavity defines a raw molding surface. The raw molding surface includes a molding surface portion. The molding surface portion includes a center. Photoresist material is filled in the cavity, covering the molding surface portion. A photo mask is provided. The photo mask defines a through hole. The size through hole is the same as the molding surface portion of the lens mold. The photo mask is placed above the photoresist material with the through hole aligned with the center. The photoresist material is exposed and developed to form a photoresist portion. A rigid molding material is filled in the cavity. The resist portion is removed to expose the molding surface. | 11-04-2010 |
| 20100283165 | METHOD OF FABRICATING A MOLD AND METHOD OF PRODUCING AN ANTIREFLECTION FILM USING THE MOLD - A motheye mold fabrication method of at least one embodiment of the present invention includes the steps of: (a) preparing an Al base in which an Al content is less than 99.99 mass %; (b) partially anodizing the Al base to form a porous alumina layer which has a plurality of very small recessed portions; (c) after step (b), allowing the porous alumina layer to be in contact with an etchant which contains an anodic inhibitor, thereby enlarging the plurality of very small recessed portions of the porous alumina layer; and (d) after step (c), further anodizing the Al base to grow the plurality of very small recessed portions. | 11-11-2010 |
| 20100289163 | OPTICAL PART MANUFACTURING METHOD, MOLD MANUFACTURING METHOD, OPTICAL PART MANUFACTURING APPARATUS, AND MOLD MANUFACTURING APPARATUS - The present invention provides an optical part manufacturing method and an optical part manufacturing apparatus capable of manufacturing optical parts, whereby aligning an optical part with a bonded member and bonding the optical part and the bonded member can be accomplished successively, and a mold manufacturing method and a mold manufacturing apparatus capable of manufacturing a mold that is used to mold optical parts as above. A molding apparatus | 11-18-2010 |
| 20100314785 | PROCESSING METHOD AND MANUFACTURING METHOD FOR MOLD - A processing method for a mold ( | 12-16-2010 |
| 20110012273 | Method for Producing Wafer Lens - Provided is a method for producing a wafer lens easily, while reducing production cost and exhibiting good mold releasability. A method for producing a wafer lens comprises a step of forming a master molding die having a plurality of positive mold surfaces corresponding to the optical surface shape of an optical member, a step of performing surface modification of the mold surface of the master molding die, a step of coating the mold surface of the master molding die with a mold release agent having a structure wherein a hydrolyzable functional group is bonded to an end, a step of forming a submaster molding portion having a plurality of negative mold surfaces corresponding to the optical surface shape of the master molding die by molding a second curable resin, a step of forming a submaster molding die by backing the submaster molding portion with a submaster substrate, and a step of molding an optical member by filling the gap between the submaster molding die and the substrate with a first curable resin and then curing the resin. | 01-20-2011 |
| 20110018151 | Method for Producing Wafer Lens - Disclosed is a method for producing a wafer lens ( | 01-27-2011 |
| 20110042840 | Method for Producing Molded Body or Wafer Lens - The present invention aims to improve shape precision of a molded body when a plurality of molded bodies, which are projections or recesses made of a curable resin, are formed on both sides of a glass substrate. Disclosed is a method for producing a molded body, which comprises a step of preparing a first mold having a plurality of negative molding surfaces having shapes corresponding to a plurality of molding parts; a step of applying a curable resin onto a surface of the first mold on which the molding surfaces are formed; and a curing step of curing the applied curable resin. The curing step includes a photocuring step wherein curing of the curable resin is carried out by irradiating the resin with light, and a heat curing step wherein the curable resin partly cured by the photocuring step is further cured by being subjected to a heat treatment | 02-24-2011 |
| 20110127685 | METHOD OF MANUFACTURING LENS CASTING MOLD AND METHOD OF MANUFACTURING EYEGLASS LENS - An aspect of the present invention relates to a method of manufacturing a lens casting mold by introducing a forming mold, with a forming surface on which a glass material being formed is positioned, into a continuous heating furnace and conducting thermal treatment while conveying the forming mold in the furnace to form an upper surface of the glass material being formed by bring a lower surface of the glass material being formed into tight contact with the forming surface. The aspect comprises utilizing a forming mold having a curvature distribution on the forming surface as the forming mold; specifying an average curvature in a direction running from a geometric center toward a perimeter portion of the forming surface of the forming mold in two or more different directions before introduction to the furnace; directly or indirectly measuring a temperature at two or more measurement points on the forming surface of the forming mold in one or two or more regions within the furnace and specifying a direction running from the geometric center of the forming surface toward a point that is of maximum temperature among the two or more measurement points as a maximum temperature direction; continuously or intermittently repeating approximately full circle rotation in a horizontal direction of the forming mold during passage through the furnace; and in the region in which the maximum temperature direction has been specified, the rotation is conducted so that an angular rotation speed of the forming mold decreases as the average curvature in an n | 06-02-2011 |
| 20110133352 | METHOD OF MANUFACTURING LENS CASTING MOLD - The present invention relates to a method of manufacturing a lens casting mold by introducing a forming mold, with a forming surface on which a glass material being formed is positioned, into a continuous heating furnace and conducting thermal treatment while conveying the forming mold in the furnace to form an upper surface of the glass material being formed into a shape of a molding surface for forming a lens optical surface. The method of manufacturing a lens casting mold of the present invention comprises rotating the forming mold to a right and/or to a left relative to a direction of conveyance of the forming mold in a region within the continuous heating furnace where a temperature of the upper surface of the glass material being formed is equal to or greater than a glass transition temperature of the glass. | 06-09-2011 |
| 20110156296 | Surface Mount Optoelectronic Component with Lens Having Protruding Structure - The invention relates to a surface mount optoelectronic component with a lens attachment, the method for precising the lens position and the method to manufacture the whole component. | 06-30-2011 |
| 20110163466 | METHOD OF MANUFACTURING LENS CASTING MOLD AND METHOD OF MANUFACTURING EYEGLASS LENS - The present invention relates to a method of manufacturing a lens casting mold in which an upper surface of a glass material being formed is formed into a shape of a molding surface for forming a surface comprising a progressive surface or a progressive element by using a continuous heating furnace. As the forming mold, a forming mold having a curvature distribution on the forming surface is utilized. In one aspect, a temperature of the continuous heating furnace is controlled so that the continuous heating furnace comprises a temperature rising region having a temperature distribution such that the temperature rises in a conveyance direction of the forming mold, and a separation distance between the forming surface of the forming mold and a lower surface of the glass material being formed is specified in two or more spots before introduction to the continuous heating furnace. The forming mold is conveyed in the temperature rising region so that a portion with the greatest separation distance among the specified separation distances is comprised in a portion on a side of the conveyance direction as divided in two by a virtual line, the virtual line running orthogonally to the conveyance direction of the forming mold and passing through a geometric center of the forming surface. In another aspect, a forming mold position control region is provided in the continuous heating furnace, a temperature is directly or indirectly measured at multiple measurement points on the forming surface in the forming mold position control region, and the forming mold is conveyed so that a portion on the forming surface of greatest curvature is present in a high temperature portion that has been determined based on the measurement result. A virtual line A passing through a geometric center and a maximum temperature point among the multiple measurement points is specified, and then a portion containing the maximum temperature point as divided in two by a virtual line B running orthogonally to the virtual line A and passing through the geometric center is determined as the high temperature portion. | 07-07-2011 |
| 20110233800 | PLASTICS MOLDING SYSTEM AND OPTICAL ELEMENT FORMED BY THE SAME - A molding method of a plastic molded product includes preparing at least one mold including a high-precision surface; preparing a plurality of molds having a low-precision surface; sequentially supplying molten resin to one of the plurality of molds having low-precision surface; sequentially cooling, for a predetermined length of time, the molds supplied with the molten resin while applying pressure, taking out a molded member from the cooled mold, setting the molded member which has been taken out in the mold having the high-precision surface, and melting only a surface of the molded member while pressing the high-precision surface against the surface to form a plastic molded product. | 09-29-2011 |
| 20110285041 | LED LIGHT POD WITH MODULAR OPTICS AND HEAT DISSIPATION STRUCTURE - Disclosed is a modular light emitting diode (LED) light pod having heat dissipation structures. A reflective optic plate, which may be made in various modular sizes and designs, having a plurality of recesses is seated on an LED board having a plurality of LEDs, such that the plurality of LEDs fit within the plurality optical recesses. The optical recesses serve to collimate light in a desirable manner based on predetermined dimensional ratios of the optical recesses. A heat dissipation system involves a heat sink housing acting in combination with a heat extraction plate having a plurality thermally conductive posts extending perpendicularly from a top and bottom surface, and a heat dissipation plate to create a thermally conductive path for moving heat away from the LED board when the light pod is in use. | 11-24-2011 |
| 20110304064 | METHOD OF MANUFACTURING LENS CASTING MOLD - The present invention relates to a method of manufacturing a lens casting mold by introducing a forming mold, with a forming surface on which is positioned a glass material being formed, into a continuous heating furnace and conducting thermal treatment while conveying the forming mold to form an upper surface of the glass material being formed into a shape of a molding surface for forming a surface comprising a progressive surface. The method of manufacturing a lens casting mold of the present invention comprises controlling a temperature of the continuous heating furnace so that the continuous heating furnace comprises a temperature rising region having a temperature distribution such that the temperature rises in a conveyance direction of the forming mold; utilizing a forming mold having a curvature distribution on the forming surface as the forming mold; and conveying the forming mold in the temperature rising region so that a portion with the largest curvature on the forming surface is comprised in a portion on a side of the conveyance direction as divided in two by an imaginary line, the imaginary line running orthogonally to the conveyance direction of the forming mold and passing through a geometric center of the forming surface. | 12-15-2011 |
| 20120007262 | METHOD OF MANUFACTURING OPTICAL ELEMENTS - Provided is a method for manufacturing optical elements, the method including the following processes: a process to determine the wave-front aberration for a lens fabricated using a reference die, and then choose the integer multiple of a predetermined constant that is closest to the difference between a lens design value and the wave-front aberration for the lens fabricated using the reference die; and a process to determine the amount of aberration correction that cancels out the aforementioned integer multiple aberration, change the lens design so that either the low-order spherical aberration or the low-order astigmatism therefor becomes equal to the aberration correction, and fabricate a correction die from either a first or a second die, with the shape of the molding surface thereof changed on the basis of the changed design value. Then the die design value is decided upon, yielding a final die. | 01-12-2012 |
| 20120013030 | METHOD FOR PRODUCING PROGRESSIVE POWER EYEGLASS LENS - The present invention provides a method for producing a progressive-addition plastic lens having a prism thinning applied thereto without cutting and polishing. | 01-19-2012 |
| 20120038072 | METHOD FOR MAKING MOLD FOR FORMING ANTI-FLARE LENS - The present disclosure relates to a method for making a mold for forming an anti-flare lens. The lens includes an optically active part and an optically inactive part. In the method, a mold core blank having a bottom surface and a top surface, is provided. The bottom surface is machined into a first surface portion, a second surface portion, and an annular surface portion. The second surface portion is located at a center of the mold core blank. The annular surface portion connects the second surface portion and the first surface portion. The first surface portion is roughened to form a roughened molding surface for forming the optically inactive part. The second surface portion is precisely machined to form a smooth molding surface for forming the optically active part. The annular surface is precisely machined to form a smooth transition surface. | 02-16-2012 |
| 20120074602 | Lens Blocking Method and Related Device - A method for blocking an optical lens ( | 03-29-2012 |
| 20120086138 | MANUFACTURING METHOD AND MANUFACTURING DEVICE OF FORMED ARTICLE, AND MANUFACTURING METHOD OF EYEGLASS LENS - An aspect of the present invention relates to a method of manufacturing a formed article forming an upper surface of a forming material comprised of a thermosoftening substance into a desired shape by heating the forming material in a state where the forming material is positioned on a forming surface of a forming mold to a temperature permitting deformation of the forming material to bring a lower surface of the forming material into tight contact with the forming surface. The heating is conducted by positioning the forming mold, on which the forming material has been positioned, beneath heat source(s) radiating radiant heat in a state where a plate-shaped member the outermost surface of which is comprised of a metal material is positioned above the upper surface of the forming material. Another aspect of the present invention relates to a method of manufacturing a formed article forming an upper surface of a forming material comprised of a thermosoftening substance into a desired shape by heating the forming material within a heating furnace in a state where the forming material is positioned on a forming surface of a forming mold to a temperature permitting deformation of the forming material to bring a lower surface of the forming material into tight contact with the forming surface. The forming is conducted while an exposed portion on the forming surface side of the forming mold on which the forming material has been positioned is covered with a covering member, and at least a portion of the covering member comprises a metal material layer. | 04-12-2012 |
| 20120153518 | Apparatus for Manufacturing Wafer Lens, Molding Die, And Method for Manufacturing Wafer Lens - An invention for producing a wafer lens is disclosed in which a cured resin is prevented from having projection portions or unfilled sections. The method comprises a dispense step in which resin is dropped onto a die having plural cavities arranged to leave spaces therebetween, an alignment step in which the positions of the die and a glass substrate are adjusted, an imprint step in which one of the die and the glass substrate is pressed against the other, a curing step in which the resin is cured, and a release step in which the glass substrate is released from the die, the steps from the dispense step to the separation step being repeated as one cycle to successively form plastic lens portions on the glass substrate, wherein in the alignment step in each cycle, the cavities of the die are placed between the formed lens parts. | 06-21-2012 |
| 20120181714 | METHOD FOR MANUFACTURING MASTER PLATE FOR OPTICAL DISC - Disclosed herein is a method for manufacturing a master plate of an optical disc. The method comprises the step of: (a) forming an inorganic resist layer on a substrate; (b) forming an organic photoresist layer on and in contact with the inorganic resist layer; (c) irradiating both the organic photoresist layer and the inorganic resist layer with a laser beam to form a first exposed region of the inorganic resist layer and a second exposed region of the organic photoresist layer; (d) removing the inorganic resist layer of the first exposed region and the organic photoresist layer of the second exposed region; (e) removing the patterned organic photoresist layer from the patterned inorganic resist layer; (f) conformally forming a release layer to cover the patterned inorganic resist layer; (g) plating a metal layer on the release layer; and (h) separating the metal layer and the release layer. | 07-19-2012 |
| 20120211908 | METHOD OF MANUFACTURING MOLD AND METHOD OF FORMING OPTICAL FILM BY MOLD - A method of manufacturing a mold includes following steps. Providing a solution, which includes a solvent, a solute and a plurality of nanoparticles. Providing a first substrate. Spin coating the solution on the first substrate, and then vaporizing the solvent to form a first mold on the first substrate. Thus, an upper surface of the first mold has a plurality of first porous structures. The present invention further includes forming an optical film having protrusion patterns with the aforementioned mold. | 08-23-2012 |
| 20120248637 | METHODS AND DEVICES FOR MANUFACTURING AN ARRAY OF LENSES - The present technology relates generally to the manufacturing of optical lenses used in the fabrication of optical modules, such as for miniature camera, as the camera used in mobile phones. More particularly, the present technology relates to devices and methods for manufacturing arrays of lenses. | 10-04-2012 |
| 20120248638 | MOLDING DIES AND METHOD FOR MANUFACTURING SAID MOLDING DIES - The material of core supporting members ( | 10-04-2012 |
| 20120267807 | MESH STRUCTURE FOR SURFACE PLASMON RESONANCE SPECTROSCOPY - The invention relates to producing a profiled mesh structure on a substrate for use in surface plasmon resonance spectroscopy, wherein a flat board is coated with a positive photoresist, the photoresist is illuminated in parallel tracks corresponding to the mesh constant, subsequently developed, and the development interrupted before the development process reaches the surface of the board. After metallizing and galvanically molding the developed and rinsed surface profile, a matrix is available allowing low-cost molding of the substrate from a thermoplastic material. | 10-25-2012 |
| 20130056891 | METHOD OF PRODUCING OPTICAL ELEMENT FORMING MOLD AND OPTICAL ELEMENT FORMING MOLD - Provided is a method of producing an optical element forming mold, the method including forming a ta-C film | 03-07-2013 |
| 20130119569 | METHOD OF MANUFACTURING AN OPTICAL ELEMENT - A method for manufacturing an optical element including: a surface including a plurality of grooves arranged concentrically. Each of the grooves includes a bottom surface with a predetermined width, a side surface, and a curved surface with a predetermined curvature radius. The bottom surface extends in a radius direction of the grooves. The curved surface connects the bottom surface and the side surface. | 05-16-2013 |
| 20130161846 | Ophthalmic Device Molds And Related Methods - 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 portion of the molding surface form an entire molding surface suitable for molding an entire surface, such as an anterior surface or a posterior surface of an ophthalmic device. Methods of manufacturing ophthalmic devices using these molds, including contact lenses, are also described. | 06-27-2013 |
| 20130228942 | OPTICAL ELEMENT MOLDING DIE AND METHOD FOR MOLDING OPTICAL ELEMENT - An optical element molding die is designed for molding an optical element having a concave-convex structure. The optical element can be manufactured by a wet system that enables element formation over a large area and a curved surface, without using a lithographic process, and is advantageous in terms of mass production and equipment cost. The optical element molding die includes a substrate having a surface with a negative standard electrode potential in the oxidation reaction and an anodic oxidation layer provided on the substrate. A protective layer with the positive standard electrode potential is provided between the substrate and the anodic oxidation layer. | 09-05-2013 |
| 20130300011 | METHOD FOR PRODUCING MOLDING DIE, WAFER LENS, AND OPTICAL LENS - Since a space between one of a plurality of recessed portions | 11-14-2013 |
| 20130328224 | METHODS FOR PRODUCING MOLDING DIE, WAFER LENS, AND OPTICAL LENS - A resin amount for forming each first-stage resin layer portion (a first-stage resin replica portion) | 12-12-2013 |
| 20140252667 | CAST MOULD AND METHOD FOR MANUFACTURING CONTACT OR INTRAOCULAR LENSES - A cast mould for manufacturing a contact lens or an intraocular lens, wherein the cast mould is provided with a central part and a bearing ring and a flexible connection between the central part and the bearing ring. Further, an injection mould is provided for manufacturing such a cast mould and a method for manufacturing such a cast mould. The injection mould is provided with a mould cavity with a plunger biased by a spring towards the mould cavity which serves for compensating shrinkage which occurs during the curing of the plastic injected into the injection mould. Also described is a method for manufacturing a contact lens or intraocular lens with the aid of the cast mould, as well as a contact lens or intraocular lens obtained with this method. | 09-11-2014 |
| 20140367873 | Optical substrates having light collimating and diffusion structures - This invention discloses a method of forming an uneven structure on a substrate. Cut a plurality of trenches in an order on a surface of a mold through a control system, wherein the plurality of trenches comprise at least one first trench, wherein for any second trench of the at least one first trench, the second trench overlaps with at least one third trench different from the second trench such that the second trench is cut off by the at least one third trench. Use the surface of the mold to emboss a thin film on the substrate to form the uneven structure. | 12-18-2014 |
| 20140374932 | METHOD OF MANUFACTURING PLASTIC LENS, AND METHOD FOR MANUFACTURING MOLD FOR FORMING OPTICAL LENS - A method for manufacturing a plastic lens that can enhance productivity by shortening the cooling time without affecting transferability even if the temperature of a mold is set low and may be applicable to an existing injection molding apparatus. When a plastic lens having a prescribed lens shape is manufactured by injecting and filling a molten resin in a cavity | 12-25-2014 |
| 20150014875 | Lens Plate For Wafer-Level Camera And Method Of Manufacturing Same - A lens plate includes a transparent substrate wafer, and a plurality of lenses and spacers that are formed of a single portion of material on the transparent substrate wafer. An assembly includes a first lens plate that includes a first transparent substrate wafer, a plurality of first lenses and a plurality of spacers, the first lenses and spacers being formed of a single portion of material on said first transparent substrate wafer. The assembly also includes a second lens plate that includes a second transparent substrate wafer and a plurality of second lenses formed thereon, each of the plurality of second lenses corresponding to a respective one of the plurality of first lenses. The lens plates are aligned such that each of the plurality of first lenses aligns with the respective one of the plurality of second lenses, and the lens plates are bonded to one another. | 01-15-2015 |
| 20150084218 | METHOD OF CAST MOULDING A TRANSLATING MULTIFOCAL CONTACT LENS - There is provided a contact lens ( | 03-26-2015 |
| 20150084219 | METHOD AND KIT FOR FORMING PLASTIC LENSES FROM MOLDS FORMED ON SURFACE WITH VARIED WETTABILITY - This disclosure provides a monolithic mold including a plurality of lens forming features that can be used to simultaneously form a plurality of lenses with different sizes and shapes. The mold can be formed by disposing a polymeric material around a plurality of physical objects with different shapes and sized. A method of forming the mold includes providing a substrate that has a surface with regions of low and high wettability. Water is deposited on the surface such that water droplets are formed with different contact angles. The mold is formed around the droplets. | 03-26-2015 |
| 20150328807 | METHOD FOR MANUFACTURING THREE-DIMENSIONAL LENS FILM - Disclosed is a method for manufacturing a 3D lens film for converting and displaying a 2D image into a 3D image, the method including: a tenth process of manufacturing a copper plate having a plurality of lenses intaglio-patterned on one surface thereof; a twelfth process of coating a transparent liquid resin coating agent on a surface of the intaglio-patterned copper plate; a fourteenth process of removing a liquid resin coating agent at portions other than a portion in which the plurality of intaglio-patterned lenses are disposed; and a sixteenth process of compressing a coating lens film | 11-19-2015 |
| 20160129650 | METHODS FOR MAKING OPTHALMIC LENSES WITH AN AXIS POSITIONING SYSTEM - Methods for making ophthalmic lenses are generally discussed herein with particular discussions extended to plastic injection molded ophthalmic lens molds that are machined or lens buttons located on the injection molds that are machined. The machine process can include setting a lens axis of the ophthalmic lens and machining a ballast that is aligned to a major axis of a toric zone. | 05-12-2016 |
| 20160151986 | Methods of Manufacturing and Apparatus Useful in Manufacturing Toric Contact Lenses | 06-02-2016 |
| 20160176091 | Method And Apparatus For Manufacturing Contact Lenses | 06-23-2016 |
