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JP2016124767A |
To provide a method capable of reducing a polishing time of spherical polishing when manufactured is an optical element having one surface being a spherical surface formed by the spherical polishing and the other surface being an aspheri...
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JP5945427B2 |
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JP5944753B2 |
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JP5916102B2 |
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JP5916101B2 |
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JP5914138B2 |
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JP5916103B2 |
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JP5902710B2 |
Disclosed is a lens blocking composition and lens blocks as well as methods of blocking and processing a lens. In particular, a thermoplastic lens blocking composition for blocking an optical substrate in a processing position is disclos...
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JP5872865B2 |
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JP5868693B2 |
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JP5864298B2 |
An aspect of the present invention relates to a method of manufacturing an eyeglass lens, which comprises a step of conducting polishing processing of a non-optical surface of a semifinished lens, one surface of which is an optical surfa...
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JP5852596B2 |
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JP5836994B2 |
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JP5809816B2 |
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JP5797986B2 |
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JP5780719B2 |
Provided is a polishing tool capable of forming a high-quality surface of a workpiece in a short period of time. The polishing tool (10) comprises a rotation shaft (1) arranged parallel to a feed direction (S) of the polishing tool relat...
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JP5771831B2 |
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JP5757792B2 |
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JP5734721B2 |
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JP5725015B2 |
The present invention relates to a method for producing an optical member base material for EUVL, comprising performing the following in this order to obtain an optical member base material for EUVL: a preliminary-polishing step of preli...
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JP2015085476A |
To provide a lens holder and so forth, which can simultaneously hold plural lenses regardless of the shapes of the lenses of processing objects and perform grinding or polishing.A lens holder 100 holds plural lenses 10 which are objects ...
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JP5691652B2 |
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JP2015042433A |
To easily change an oscillation fulcrum of an oscillation mechanism of a spherical core oscillation polishing machine.In an oscillation mechanism 10 of a spherical core oscillation polishing machine 1, arms 15a, 15b are supported by firs...
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JP5668944B2 |
A chirped pulse amplification system includes a laser source providing an input laser pulse along an optical path. The input laser pulse is characterized by a first temporal duration. The system also includes a multi-pass pulse stretcher...
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JP5610658B1 |
To prevent dust from adhering to a center of a component to be adsorbed. A nozzle 2 generates a negative pressure by sucking a gas, adsorbs a lens XA1 by the negative pressure, and then discharges a gas to release the adsorption of the l...
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JP5610800B2 |
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JP5603548B2 |
A single crystal diamond element having a convex surface is disclosed, the convex surface including a spherical segment for which the maximum peak to valley deviation from a perfect spherical surface is less than about 5 μm. Alternative...
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JP5578319B2 |
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JP5572496B2 |
The requirements of the spectacles prescription, comprising spherical or astigmatic or prismatic effect and their distribution on the prescription surface of the spectacles lens are fulfilled. The rear surface of the spectacles lens is a...
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JP5572742B2 |
The requirements of the spectacles prescription, comprising spherical or astigmatic or prismatic effect and their distribution on the prescription surface of the spectacles lens are fulfilled. The rear surface of the spectacles lens is a...
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JP2014140955A |
To provide a lens polishing device capable of making the entire manufacturing process efficient by reducing human costs through automation.The lens polishing device includes a swing arm 3, a polishing machine 4, a plurality of polishing ...
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JP5552499B2 |
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JP2014108469A |
To prevent degradation in working accuracy without a change in the attitude of a tool and a change in a pressure distribution in a tool surface due to the inclination of the tool by the relative movement of the tool to a workpiece.A poli...
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JP5500583B2 |
An eyeglass lens processing apparatus for processing a peripheral edge of an eyeglass lens, includes: a processing unit including a plurality of processing tools that process the peripheral edge of the eyeglass lens held by a lens chuck ...
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JP5500584B2 |
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JP5476377B2 |
A lens processing device (1) is adapted such that a lens (11) is sucked and held by a lens holder (12) rotatably and rockably supported on the front end of a lens holder shaft (13) through a pivot bearing mechanism (14) and then such tha...
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JP5470078B2 |
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JP2014061553A |
To provide a grinding wheel that makes the wear amount of a worked surface more uniform than ever, and a method of manufacturing the grinding wheel, which enables the grinding wheel like that to be manufactured with ease.A grinding wheel...
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JP5466968B2 |
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JP5465395B2 |
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JP5456550B2 |
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JP5453459B2 |
A spherical core type lens grinding device (1) performs an operation wherein a dish-shaped grindstone (8) provided with a spherical grindstone surface (8a) which is equipped with diamond abrasive grains, is pressed against a surface-to-b...
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JP5448789B2 |
To provide a toric contact lens 10 having a prism ballast structure, wherein a center optical area 28, an annular transition area 30 surrounding the center optical area 28 determining a refractive degree, and an annular peripheral area 3...
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JP2014039973A |
To provide a work attaching/detaching method capable of securely detaching a work, held by a work holder through vacuum suction, from the work holder.A lens polishing device 2 stops vacuum drawing on a lens holding surface 11a of a lens ...
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JP5434094B2 |
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JP5415884B2 |
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JP5415257B2 |
This tool includes: a rigid support (104) having a transverse end surface (113); an elastically compressible interface that is pressed against and covers the end surface; a flexible pad adapted to be pressed against the optical surface, ...
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JP5415152B2 |
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JP5404500B2 |
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JP5399167B2 |
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