Patents for B29D 11 - Producing optical elements, e.g. lenses or prisms (15,288)
05/2002
05/16/2002WO2001070490A3 Molds for making ophthalmic devices
05/16/2002US20020057416 Tinted contact lens and method for making same
05/16/2002US20020056930 Method and apparatus for manufacturing a lens sheet
05/16/2002US20020056929 Method and apparatus for applying lens sheet forming resin
05/16/2002US20020056928 Method and apparatus for seamless microreplication using an expandable mold
05/16/2002US20020056801 Method for molding contact lenses
05/16/2002DE10053860A1 Bewegungsmutter für eine Hubvorrichtung sowie Hubvorrichtung Moving nut for a lifting device and lifting device
05/16/2002DE10052068A1 Injection compression tool for molding plastic implantable lenses incorporates a metering pump within the tool adjacent to the molding cavity for delivering a precisely defined quantity of polymer
05/15/2002EP0806039B1 Lens device and an optical pickup apparatus using the lens device
05/14/2002US6389206 Light redirective display panel and a method of making a light redirective display panel
05/14/2002US6386855 Cube corner sheeting mold and of making the same
05/10/2002WO2002037148A2 Optical waveguide
05/10/2002WO2002036477A1 Displacement nut for a lifting device, and corresponding lifting device
05/10/2002WO2002014057A3 Method of making lens with colored portion
05/09/2002US20020055007 Precision integral articles
05/08/2002DE10054935A1 Lichtleiter Light guide
05/08/2002DE10052341A1 Three dimensional print process and assembly creates lens-like surface on vulcanised flexible substrate
05/07/2002US6383419 Method for cast molding toric contact lenses
05/07/2002US6382956 Mold for producing a resin molded article
05/02/2002WO2002016106A3 Differentially cured materials and process for forming same
05/02/2002US20020051866 Differentially cured materials and process for forming same
05/02/2002US20020051295 Transparent functional membrane containing functional ultrafine particles, transparent functional film, and process for producing the same
05/02/2002US20020050658 Plastic casting molds, especially those of polypropylene, the lenses produced with these molds have a slippery surface. The invention solves this problem through the use of polymers which are notable for their very low oxygen permeability.
05/02/2002EP1201412A2 Method of manufacturing a microlens and a microlens array
05/02/2002EP1201411A2 Method of making a precision microlens mold and a microlens mold
05/02/2002EP1201410A2 Apparatus for forming a microlens array mold
05/02/2002EP1201409A2 Apparatus for forming a microlens mold
05/02/2002EP1201408A2 Apparatus and method for making a double-sided microlens mold and microlens array mold
05/02/2002EP1201407A2 Method of manufacturing a microlens array mold and a microlens array
05/02/2002EP1200654A1 Method and installation for making an optical fibre
05/02/2002EP0725604B1 Intraocular lenses and methods for producing same
05/01/2002CN1346994A Composite ferrule of connector for optical fibre connecting and method for making said ferrule
04/2002
04/30/2002US6379592 Method and apparatus for seamless microreplication using an expandable mold
04/30/2002CA2257757C Method and apparatus for fabricating very small two-colour balls for a twisting ball display
04/25/2002WO2002033451A1 Projection lens
04/25/2002US20020048619 Moulding tool for the manufacture of precision articles, especially contact lenses
04/25/2002US20020048444 Lightguide and method for manufacturing the same
04/25/2002US20020048438 Transparent seam display panel and a method of making a transparent seam display panel
04/25/2002US20020047220 Both the casting opening and the venting opening are located in the upper portion of the molding cavity but spaced apart from each other at an acute angle.
04/24/2002EP0785854B2 Method for treating plastic mold pieces
04/23/2002US6377383 Optical switching by controllable frustration of total internal reflection
04/23/2002US6375776 Method for forming multi-layer laminates with microstructures
04/23/2002US6374637 Process for producing a linearly-miniaturized densified optical article using a mold having an internal volume which is a homothetic copy of the optical article
04/23/2002CA2092816C Plano-convex base sheet for retroreflective articles and method for making same
04/18/2002WO2002031540A1 Optical device containing polymeric material domains having different degrees of randomness
04/18/2002US20020044754 Graded index type optical fibers and method of making the same
04/18/2002US20020044354 Polarizing element and a method for manufacturing the same
04/18/2002DE10145945A1 Light guide for use e.g. as optical fibre in cars or lighting systems, has a core of crosslinked poly-diorganosiloxane and a sheath of polymer with long chains of silicon-oxygen groups and-or fluoroalkyl groups
04/17/2002EP1197769A1 Method of manufacturing plastic optical fiber
04/17/2002EP0610310B1 Method for manufacturing lenses using thin coatings
04/17/2002CN1345420A Lens array unit method of producing lens array unit and optical device using lens array unit
04/17/2002CN1345267A Compression molding of optical lenses
04/17/2002CN1344944A Method of continuous manufacturing optics
04/16/2002US6373636 Heat stabilized and dimensionally stable thin lenticular film
04/16/2002US6373635 Lens array, method of making the same, and lens
04/16/2002US6372815 Immobilized water swelling polymer
04/16/2002US6371870 Solid golf ball with cast cover
04/16/2002US6370918 Press forming machine for optical devices
04/11/2002WO2001000393A3 Uv-illumination device
04/11/2002US20020041453 Optical element
04/11/2002US20020041044 Method of manufacturing plastic optical fiber
04/11/2002US20020041043 Continuous processing of cylinders; optics
04/11/2002US20020041042 Improved efficiency due to control of profile of refractive index distribution and stable high temperature operation
04/10/2002EP1195753A2 Lens device and optical pickup apparatus using the lens device
04/10/2002EP1194283A1 Method for moulding ophthalmic lenses
04/10/2002EP1066143B1 Method and apparatus for seamless microreplication using an expandable mold
04/10/2002CN1343533A Appts. and method for processing photosolidified coating film coated on optical fiber
04/10/2002CN1082646C Plastic lens, its mfg. method and vehicle light assembly
04/09/2002US6370293 Flexible optical circuits having optical fibers encapsulated between porous substrates and methods for fabricating same
04/09/2002US6368524 Optical element molding method and optical material for molding optical element
04/09/2002US6368523 Method and composition for producing ultraviolet blocking lenses
04/09/2002US6368522 Mold for forming a contact lens and method of preventing formation of small strands of contact lens material during contact lens manufacture
04/09/2002US6368096 Apparatus for separating material from a mold surface
04/09/2002US6367928 Method and composition for producing ultraviolet blocking lenses
04/04/2002WO2002016861A8 Guidance principle, device of a guidance system, device of the carrier of visualised information thereof, and also device for pointing said system and method for producing an element of the visual unit thereof
04/04/2002US20020039235 Multilayer optical bodies
04/04/2002US20020038917 Filling grooves with polymer; photopolymerization
04/04/2002DE10045955A1 Structured optical film production process involves heating powder on a moving transporting belt to produce a film and applying external pressure during cooling
04/03/2002EP1193044A2 Method for continuously manufacturing optical article
04/03/2002EP0736187B1 Optical polarizer
04/03/2002CN1343161A Molding method for manufacturing thin thermoplastic lenses
04/03/2002CN1082222C Lens device and optical pickup apparatus using the lens device
04/03/2002CN1081976C Method of manufacturing mould for use in manufacture of optical element arranged in pattern, and device for implementing such method
04/02/2002US6366406 Planar microlens array and method of manufacturing same
04/02/2002US6365237 Method of making non-planar micro-optical structures
04/02/2002US6365074 Method of inventory control for molded lenses
04/02/2002US6365073 Process for hot or cold-working prisms into a methacrylate optic conductor
04/02/2002US6365072 Polymer optical fibers and process for manufacturing thereof
04/02/2002US6364934 Improving optical quality in contact lenses by filtering the hydrophilic and hydrophobic monomers thereby finely dispersing them and any dissolved gases
04/02/2002US6364648 Four axis casting fixture
04/02/2002US6363603 Erecting life-size resin lens array and method of manufacturing it
03/2002
03/28/2002WO2001078972A3 Method and apparatus for manufacturing plastic optical transmission medium
03/28/2002US20020037140 Composite ferrule of connector for optical fibers, and method of manufacturing the same
03/28/2002US20020036747 Plastic optical element, plastic optical element producing method and plastic optical element producing apparatus
03/28/2002US20020036359 Method for continuously manufacturing optical article
03/27/2002EP0737965B1 Optical information recording medium and its manufacturing method
03/26/2002US6361718 Article having uneven surface, production process for the article, and composition for the process
03/26/2002US6361219 End finishing of plastic optical fibers using laser ablation
03/21/2002WO2002023229A2 Apparatus for manufacturing optical fiber made of semi-crystalline polymer
03/21/2002US20020034027 Solid immersion lens structures and methods for producing solid immersion lens structures