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JP2006055964A |
To provide a smoothing tool efficiently removing waviness, etc. on the surface of a workpiece in a short period of time by selectively removing only projecting parts of rugged parts such as waviness, carved lines or cracks existing on th...
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JP2006055961A |
To provide a method for machining an axially symmetric aspheric surface of a die for press-forming glass by means of a surface grinding machine, wherein the die highly precisely and efficiently manufactures a large size axially symmetric...
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JP3749970B2 |
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JP2006026823A |
To provide the polish dish, which features an appropriate self-generation work by mixing rice bran and fixed polishing granules, which are distributed in the polishing dish to prevent separated granules from becoming useless.The polishin...
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JP3740393B2 |
To obtain a method and an apparatus for the measurement of the grinding center residue of a chipped sphere wherein the existence of the grinding center residue of an optical component can be measured with high accuracy and with high effi...
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JP2006021279A |
To provide a grinding apparatus of an optical raw material for easily performing repairing, maintaining soundness of the grinding apparatus over a long period, while shortening processing time of the optical raw material by using a collo...
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JP3733444B2 |
To provide a curved surface machining device which can remove roughness and unevenness in the high precision polishing of a free curved surface. A work 7 is moved in x-, y-, z- axis direction by a three-axis direct-moving sliding part 2 ...
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JP2005342830A |
To manufacture a high quality optical member by minimizing chipping.A first creating grinding surface 11 having an inner diameter larger than a finished shape and having machining grinding amount smaller than that of the finished shape i...
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JP3723536B2 |
To provide a processing method for a lens capable of certainly fixing a retaining fixture and grinding the lens to an exact shape even in the lens applied with a water repellent coating. Transparent adhesive sheets 60 are adhered on both...
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JP2005324316A |
To provide a system and a related method for processing optical parts which are designed to reduce various processing errors caused by variations of processing conditions and stress received in holding optical parts, to improve finishing...
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JP3718934B2 |
To provide a curved surface polishing method and device which improves the surface coarseness of a curved surface such as a nonspherical surface. A polishing head 40 has a polishing tool 55 having a polisher function, and it moves freely...
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JP2005325022A |
To provide a forming die which can stably form a glass lens at least one of the optical functional surfaces of which is concave in a high yield with precision pressing of glass, and its manufacturing method, as well as a method for formi...
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JP2005534519A |
A turning machine/lathe (14) has a lathe tool (LT) (16) wit its cutting edge (18) in contact with a lens (10) via its tip (20). A central navigation computer (CNC) controller creates a desired profile with the LT along required coordinat...
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JP3715937B2 |
To provide an optical material holding jig, characterized by simple, easy work and general-purpose usability, and a related optical material polishing method. An optical material holding jig 1A with a holding face 83A that squarely confr...
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JP3714994B2 |
PURPOSE: To track a front curved surface half mold, a rear curved surface half mold and a mold assembly of a contact lens by arranging a control device for generating process status information on identified respective pallets in the sha...
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JP3715601B2 |
To provide a shaft slippage preventing kit for preventing slippage between a shaft member and a lens when shaping the lens for glasses with high slippage treated by antifouling in particular and to provide the lens shaping method for the...
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JP2005305621A |
To provide a machining method for machining a workpiece with good shape accuracy without forming spiral marks over the entire area of the workpiece, and to provide a machining device.The machining device carries out scanning the rotating...
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JP2005305620A |
To provide a polishing method of an optical isolator having polarizers formed into a lens, shortening polishing time per piece, and superior in an optical characteristic.In this polishing method of the optical isolator composed of a Fara...
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JP2005288630A |
To provide a mounting device for an attraction tool capable of mounting the attraction tool on the lens surface of a pair of glasses easily even if the lenses are processed, for example, subjected to a waterproof processing etc.The inven...
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JP3706880B2 |
To precisely grind a lens by applying the constitution that at least an area for attaching the lens is formed out of an amorphous alloy having a supercooling liquid zone. A lens 1 as a workpiece is bonded to the attaching surface 3a of a...
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JP2005279783A |
To maintain grinding or polishing for an object to be machined in a favorable condition by removing sludge adhering to the tool or the object to be machined while the machining surface shape of the tool is caused to accurately follow the...
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JP2005279782A |
To favorably stabilize a recessed spherical shape created in a workpiece by selecting a tool to create a predetermined recessed spherical shape without discarding the tool in the process of machining or without correcting the tool.A radi...
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JP2005279827A |
To solve the problem that a conventional fixing method for setting up an optical member on a machining jig requires that a workpiece having a marking point at its geometrical center should be set up on the machining jig by visually confi...
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JP3699501B2 |
PURPOSE: To reduce an image surface curve generated by an error caused in a polishing process of a toric surface by designing a surface so that a surface of the image surface curve becomes over by counting on a polishing error in a polis...
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JP2005254353A |
To easily realize high-precise centering by realizing a simple and easy bell holder changing.A reference bell holder 118 and a moving bell holder 124 are held by elastically deformable holders 114, 126, and respective data on the length ...
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JP2005246586A |
To provide polishing device and polishing method for especially polishing semi-sphere recessed surface and semi-sphere projecting surface, etc., with high accuracy with a long service life of an injection tool and excellent machining sta...
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JP2005246495A |
To provide a manufacturing method for an optical lens by which manufacturing time is shortened and an optical lens with the desired profile accuracy and appearance is obtained, the optical lens manufactured by the manufacturing method, a...
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JP2005230973A |
To provide a polishing tool, a polishing device and a polishing method for forming a desired polished surface even if the polished surface is a convex surface.The polishing tool 1 has a polishing part 11 provided with an elastic sheet 11...
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JP2005230984A |
To provide an optical lens blocking device and blocking method allowing the supply of a bond without needing a blocking ring and accurately controlling the supply quantity (drip) and film thickness of the bond according to an optical len...
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JP3689150B2 |
To provide a holding tool for grinding and polishing an optical element having an increased life without the occurrence of astigmation and a curl. A holding tool 1 for grinding and polishing an optical element to hold an optical element ...
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JP3689586B2 |
To drastically reduce grinding and polishing allowances by centering a lens before polishing optical function faces. Both faces of a lens material 105, preferably the circumferential parts avoiding a region to be optical function faces o...
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JP2005224904A |
To provide a polishing jig and a polishing device making the abutment of a polishing face of a workpiece and a polishing tool almost uniform, and also, realizing the suppression of the occurrence of sags, shortening of the polishing time...
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JP3686196B2 |
To accurately set the machining conditions in a short time without being affected by the abrasion state of a straight cup grinding wheel even if an operator is not a skilled engineer. In a spherical surface forming method for an optical ...
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JP3685418B2 |
To facilitate machining with high configurational accuracy even if a grinding wheel is worn during work when a workpiece is machined by the grinding wheel of a grinding device provided with a numerical value controller. When a rotating d...
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JP3679717B2 |
To reduce machining allowance and improve working efficiency in grinding for generating a spherical surface shape from a flat blank (work) by a curve generator. In this grinding method, a small columnar glass piece 2 with a thickness of ...
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JP3679709B2 |
To prevent tarnish caused by manual handling and contact with abrasives in a lens working process. Centering by a diamond grindstone 12 shown in (b) of Fig. 1 is taken place after a curve generator process by a cup type diamond grindston...
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JP3673703B2 |
To provide a polishing tool responding to a workpiece surface with various types of curvatures such as a non-spherical lens by a single tool and smoothing the workpiece face by a simple constitution. The central part of a plate member 3 ...
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JP3673682B2 |
To provide a polishing tool capable of dealing with a machined surface having a wide variety of curvatures such as an aspheric lens by itself, and smoothing the machined surface with a simple structure. This polishing tool has a polishin...
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JP2005186263A |
To provide a polishing method and a polishing device uniformly specular polishing a concave surface to be polished.The polishing method comprises a process A which abuts a part of the dome-shaped part of an elastic polishing body 10a hav...
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JP2005186232A |
To provide a glass ball lens, having shape accuracy meeting the requirements of the optical communication.This glass ball lens has a ball diameter of 0.3 to 10 mm. The sphericity is set to 0.08 μm or less and a size variation per unit c...
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JP2005186168A |
To provide a grinding method by which waviness on a workpiece can be efficiently removed.The grinding method comprises the steps of calculating a concentrated load to be imparted to a grinding tool so that pressure from the grinding tool...
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JP3667179B2 |
To provide a shaping method for a spherical form grinding tool capable of producing lens steadily and an outer circumference protecting jig for the form grinding tool to be used for carrying out the shaping method by improving the conven...
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JP3667156B2 |
To enable optical parts to be held so as to eliminate deformation of the optical parts and certainly prevent a deterioration in spherical accuracy, in grinding and polishing the optical parts such as a lens. One or a plurality of recess ...
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JP3667048B2 |
To make only the tip part of a lever pin changeable while using a shaft in common. A lever pin 3, which presses down a lens W on the surface of a lower plate 1 through an upper plate 2 is composed of a shaft member 3b, which is held by a...
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JP2005169529A |
To provide a cooling method in micromachining for efficiently suppressing heat generation between a grinding wheel and a workpiece and effectively suppressing degradation of workpiece machining accuracy.This cooling method in micromachin...
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JP2005169520A |
To provide a polishing device and a polishing tool capable of efficiently polishing without deforming a created surface shape.The polishing tool 3 of the polishing device is provided with a polishing part 31 having an elastic sheet 311, ...
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JP2005173527A |
To provide an improved method for blocking ophthalmic lenses for edging.The method of blocking the ophthalmic lenses for edging comprises providing an ophthalmic lens having first and second surfaces, providing a first block for securing...
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JP2005144298A |
To provide a surface washing and modification method and a surface washing and modification apparatus, wherein a plastic optical part can be polished with an abrasive and washed without leaving dirt on its surface and without forming dee...
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JP2005131724A |
To provide an aspheric surface processing method, an aspheric surface forming method and an aspheric surface processing apparatus, capable of quickly grinding and cutting a work having a large recess-projection step in a high quality by ...
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JP3651527B2 |
To provide a curved surface polishing device for a glass article capable of improving a polishing slurry introduction function of each metal block, restraining attachment and growth of abrased chips, improving adhesion to a curved surfac...
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