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JP2010188486A |
To enhance the productivity by reducing the frequency of the maintenance of a vacuum circuit. In a machining apparatus M1, a suction hole 31a of a lens holder 31 is connected to a vacuum circuit V1 to suck and hold a lens L to be machine...
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JP2010184340A |
To provide a lens processing method and a grinding device eliminating the need for a centering machine.A bi-axial grinding machine provided with a grinding stone shaft attached with a grinding stone for rough grinding and a grinding ston...
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JP2010179408A |
To facilitate the maintenance and management of a supply path of machining fluid, regarding a machining technique for machining a lens while supplying the machining fluid.A lens machining device M1 polishes a lens 1 by pressing the lens ...
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JP2010172978A |
To obtain a highly accurately processed article by achieving the equalization of pressure distribution acting on a workpiece from a processing tool by a simple configuration without requiring the setting of complicated processing conditi...
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JP4521359B2 |
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JP2010169971A |
To prevent the occurrences of minute defects such as pilus and chipping, by setting the angle of the corner of a chamfered portion formed on the body of an optical element to a predetermined angle or greater.In the lens L having the cham...
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JP4519377B2 |
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JP4519618B2 |
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JP4510710B2 |
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JP4511036B2 |
The invention relates to a method for electrically controlling a flow of material, wherein a single- or multi-component, essentially polymer-based material (1), such as plastics, elastomer or the like, is charged electrically (I) and spr...
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JP2010158727A |
To provide a pad for machining a lens, capable of performing sufficient shaping work without generating axial misalignment even in the lens with low surface friction coefficient applied with water-repellent work. The pad 10 for machining...
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JP4508355B2 |
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JP4495020B2 |
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JP4494979B2 |
The invention relates to an apparatus for forming or working optical elements and/or optical forming elements (1) comprising a working apparatus (18) for forming surfaces of form parts by machining or an abrasive technique, wherein at le...
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JP2010137316A |
To finish a lens to a center wall dimension with a desired accuracy. A thermally melting joining agent having a viscoelastic property and a flow property, increased when heated is used as a joining agent. A joined pan 3 and the joining a...
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JP4488304B2 |
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JP4485849B2 |
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JP4481583B2 |
The unfinished lens (1) is positioned on a fixed base (19) on the sloping face of a consol (7) which has motorized adjustment (10) and a display (9). The positioning is such that contact is made at points (S1,S2,S3). A gripping block is ...
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JP2010120147A |
To accurately perform an adjusting operation for making the work shaft and the wheel shaft of a polishing device coaxial for a short period of time without requiring a skillful technique.In the polishing device M1, a jig B4 having a conc...
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JP2010115767A |
To provide a processing plate correction method of a spherical lens polishing machine, shortening a process downtime of the spherical lens polishing machine and always conducting a correction operation accurately in a stable state.In the...
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JP4469266B2 |
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JP4468606B2 |
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JP4468818B2 |
An automatic shaping, polishing and signing process for glass spectacle lenses (50a,b) is carried out in a common working cell (40). Lenses may be set in pairs in carriages (48) on a conveyer belt (44), and are carried into the working c...
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JP2010110827A |
To precisely machine a lens molding die by performing rough-and finish-machining without replacing a tool.An apparatus A1 for machining a lens molding die for forming a recess for molding a lens on the lens molding die E by pressing a ma...
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JP2010110832A |
To automatically grind a plurality of workpieces with a small facility cost and labor without the need for a special conveyance tool in which the workpieces are individually accommodated.A conveyance mechanism H1 is arranged between a pr...
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JP2010105127A |
To uniformly machine and form a lens-molding recessed part regardless of swell on a machining surface of a machined object, abrasion of a machining tool, etc.In a lens mold machining device for machining/forming the lens-molding recessed...
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JP4460736B2 |
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JP2010094767A |
To smoothly transfer a workpiece for sampling inspection between a working machine and the outside without lowering an operation rate of the working machine.In a lens grinder K1 for moving a conveyance head 16 between a work head 13 and ...
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JP4456520B2 |
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JP4458235B2 |
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JP4455271B2 |
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JP2010076018A |
To provide a lens holder capable of stably sucking and conveying a lens while suppressing the deformation of the lens during the machining when machining the thin lens having a medium thickness in an automatic lens polishing apparatus.In...
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JP4447936B2 |
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JP2010069600A |
To provide a method for manufacturing an aspheric lens capable of accurately manufacturing the aspheric lens having a desired shape without impairing productivity and irrespective of a shape of a glass molded body.The method for manufact...
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JP3158308U |
To propose a lens polishing device provided with a runout adjusting portion capable of easily adjusting runout of a lens processing dish without using a striking tool such as a hammer. In a lens polishing apparatus 1, a lens processing d...
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JP2010058245A |
To improve precision of a working surface by preventing formation of regular waviness on the working surface in polishing work accompanied by relative scanning of a polishing tool against the working surface of a work.Shape precision of ...
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JP4434157B2 |
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JP4432448B2 |
A self-washing step of rotating elastic polishing members 230, supplying a liquid L to the elastic polishing members 230, and, in this condition, pressing pressing units 220 against the elastic polishing members 230 to deform the elastic...
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JP4430383B2 |
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JP4427000B2 |
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JP4422303B2 |
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JP4421116B2 |
A method of polishing articles comprising soft acrylic materials is disclosed. The method includes a polishing step and a cleaning step. In the polishing step a receptacle is charged with polishing beads of various sizes, alumina, sodium...
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JP4418652B2 |
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JP4410250B2 |
Tool (1) for planing an optical surface (2) has a rigid support (4) with an end transverse surface (13), an elastically compressible interface (5) that is applied against and covers the end surface and a flexible tampon (6) able to be ap...
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JP4409467B2 |
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JP4403662B2 |
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JP4399550B2 |
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JP4391801B2 |
A protective film (10) is eccentrically adhered to a concave-side transfer surface (3b) of a first mold (3) which is used in a plastic lens forming mold, and part (10a) of the peripheral portion of the protective film is projected latera...
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JP4387708B2 |
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JP4374161B2 |
A cutting method for cutting an optical lens and/or a molding die therefor includes rotating the optical lens and/or the molding die about the optical axis, moving a cutting blade in a direction perpendicular to an optical axis to cut th...
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