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Hoya Lens Thailand Ltd patents


Recent patent applications related to Hoya Lens Thailand Ltd. Hoya Lens Thailand Ltd is listed as an Agent/Assignee. Note: Hoya Lens Thailand Ltd may have other listings under different names/spellings. We're not affiliated with Hoya Lens Thailand Ltd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Hoya Lens Thailand Ltd-related inventors


Spectacles

. . Spectacles of a rimless type that are not marred in appearance or subjected to any field-of-view interference but are easily processed. The spectacles include lenses and endpieces. ... Hoya Lens Thailand Ltd

Optical device

Provided is an optical device which increases design flexibility. An optical device includes: a light guiding unit, the cross-section of which is approximately trapezoidal; and diffraction gratings disposed in the light guiding unit. ... Hoya Lens Thailand Ltd

Method of designing progressive refractive power lens, and lens set

When an addition power at a position corresponding to a fitting point within a prescription addition power is greater than a target addition power set according to a target distance, the target addition power is set as an addition power between a progression-start point and a progression-end point on a principal meridian, and in addition the average gradient of an addition power between the progression-start point and the fitting point is set to differ from an average gradient of an addition power between the fitting point and the progression-end point. When the addition power at the position corresponding to the fitting point within the prescription addition power is equal to or smaller than the target addition power, a gradient of the addition power is made constant in a partial region including at least the fitting point between the progression-start point and the progression-end point on the principal meridian.. ... Hoya Lens Thailand Ltd

Spectacle lens

In a spectacle lens including a permanent mark arranged on a concave surface, a layout mark indicating a predetermined reference position on a convex surface is arranged on the convex surface.. . ... Hoya Lens Thailand Ltd

Designing method and designing device for progressive power lens

A vision simulation, on assumption that spectacles are worn, is performed for a first model designed by setting a target additional power of a desirable value at a position corresponding to a fitting point on a principal meridian. A correction amount is computed for correcting the difference between a simulation value obtained for the additional power at the position corresponding to the fitting point on the principal meridian through the vision simulation and the target additional power. ... Hoya Lens Thailand Ltd

Polymerizable composition, optical member, plastic lens, and eyeglass lens

Provided are a polymerizable composition allowing obtainment of an optical component with reduced striae, an optical component obtained from the polymerizable composition, a plastic lens containing the optical component, and a spectacle lens including a lens substrate including the optical component. The polymerizable composition of the present disclosure contains an isocyanate component which contains alicyclic polyisocyanate (a-1) having two or more isocyanate groups and non-cyclic aliphatic polyisocyanate (a-2) having two or more isocyanate groups, and a polythiol component which contains polythiol (b-1) having four or more mercapto groups and two or more sulfide bonds and polythiol (b-2) having two or three mercapto groups and two or three ester bonds. ... Hoya Lens Thailand Ltd

Polymerizable composition for optical member, optical member, and spectacle lens base

Provided is a polymerizable composition for an optical component which has excellent coloring performance. [1] a polymerizable composition for an optical component, including a urethane acrylate represented by general formula (1), and a photochromic compound. ... Hoya Lens Thailand Ltd

Plastic optical member

A plastic optical component with a high cutting ratio of blue light, and a method for producing the plastic optical component. The plastic optical component includes a benzophenone compound represented by formula (1) and an addition polymer obtained by radical polymerization of a monomer. ... Hoya Lens Thailand Ltd

Iso(thio)cyanate composition, and resin composition including same for optical member

. . An iso(thio)cyanate composition has excellent storage stability. The iso(thio)cyanate composition for an optical component includes an iso(thio)cyanate compound having two or more iso(thio)cyanate groups in a molecule, a phosphoric acid ester compound represented by general formula (1), and a phosphoric acid ester compound represented by general formula (2), a total amount of the phosphoric acid ester compounds being 1 ppm to 25,000 ppm, based on the mass of the iso(thio)cyanate compound.. ... Hoya Lens Thailand Ltd

Spectacle wearing parameter measurement system, measurement program, measurement method thereof, and manufacturing method of spectacle lens

To perform measurement in which a load on a subject is reduced. To provide a spectacle wearing parameter measurement system including: an information processing unit configured to associate a size of an appearance of at least a part of actual spectacles with a size of an appearance of at least a part of each of the spectacles in an imaging result of imaging a subject wearing the actual spectacles as an imaging target, and obtain a spectacle wearing parameter from the imaging result and the related art of the system.. ... Hoya Lens Thailand Ltd

Spectacle wearing parameter measurement device, spectale wearing parameter measurement program, and position specifying method

A spectacle wearing parameter measurement device used in measurement of a spectacle wearing parameter of a subject who is to wear a spectacle frame, the spectacle wearing parameter measurement device includes: an information processing unit that acquires each of a first image as a face image of the subject in a spectacle-frame wearing state and a second image as a face image in a spectacle-frame non-wearing state and prepares a third image obtained by associating the first image and the second image; a display screen unit that displays the third image prepared by the information processing unit; an operation unit that specifies a measurement reference point of the spectacle wearing parameter on the third image displayed on the display screen unit; and a measurement computation section that calculates the spectacle wearing parameter by using data of the specified measurement reference point.. . ... Hoya Lens Thailand Ltd

Spectacle lens, method of manufacturing the same, and spectacles

. . Provided are a spectacle lens having a tin oxide layer on a lens base material, wherein the tin oxide layer has a composition gradient in which an oxygen content rate as anatomic percentage increases from the lens base material side to the other side, and spectacles provided with the spectacle lens.. . ... Hoya Lens Thailand Ltd

Spectacle lens and spectacles

Provided is a spectacle lens having, on at least one side of a lens substrate, a polarizing layer containing a dichromic pigment, and a photochromic layer containing a photochromic pigment, and having the polarizing layer and the photochromic layer via an intermediate layer.. . ... Hoya Lens Thailand Ltd

Pair of spectacle lenses for binocular vision, manufacturing method, supply system and supply program thereof

A technology concerning a pair of spectacle lenses for binocular vision. In each of the pair of spectacle lenses for binocular vision, when an inner horizontal direction of each of the spectacle lenses is a direction toward the nose of a user who wears the spectacle lenses, and an outer horizontal direction of the spectacle lenses is a direction toward an ear of the user, a portion for viewing an object at finite distance is provided in each of the pair of spectacle lenses for binocular vision and a shape of a base in prism is formed in the position such that a line of sight of a user viewing an object through the portion is directed to a direction that is different from a direction from the object.. ... Hoya Lens Thailand Ltd

12/28/17 / #20170371181

Pair of spectacle lenses for binocular vision, manufacturing method, supply system and supply program thereof

A pair of spectacle lenses for binocular vision. In each of the pair of spectacle lenses for binocular vision, when an inner horizontal direction of each of the spectacle lenses is a direction toward the nose of a user who wears the spectacle lenses, and an outer horizontal direction of each of the spectacle lenses is a direction toward an ear of the user, a portion for viewing an object at finite distance is provided and a shape of a base out prism is formed in the position such that a line of sight of a user viewing an object through the portion is directed to a direction that is different from a direction from the object.. ... Hoya Lens Thailand Ltd

12/07/17 / #20170351116

Spectacle lens, manufacturing method, supply system, and supply program thereof

A technology concerns a spectacle lens to suppress unnecessary convergence. In the spectacle lens, when an inner horizontal direction of the spectacle lens is a direction toward the nose of a user who wears the spectacle lens, and an outer horizontal direction of the spectacle lens is a direction toward an ear of the user, a shape of a base in prism is formed in a portion in which power continuously changes and through which a main line of sight, influenced by convergence of the user of the spectacle lens, passes such that at least a part of a base out prism, which may be generated in the portion, is cancelled.. ... Hoya Lens Thailand Ltd

10/12/17 / #20170293159

Progressive power lens

Progressive power lens including: object side surface; eyeball side surface; and at least a near portion having a power for near vision, wherein object side surface includes power change in vertical direction of lens having progressive refractive power function, eyeball side surface includes power change in horizontal direction of lens having progressive refractive power function, when surface refractive power in the horizontal direction is defined as dhn and surface refractive power in vertical direction is defined as dvn in near power measurement point n in object side surface, relational expression of dhn<dvn is fulfilled, and near portion of eyeball side surface has a shaped part wherein signs of positive and negative of surface refractive power in vertical direction of lens and surface refractive power in horizontal direction of lens are opposite to each other.. . ... Hoya Lens Thailand Ltd

08/24/17 / #20170242273

Spectacle lens and spectacles

A spectacle lens including a lens base material and a multilayer film provided on each surface of an eyeball-side surface and an object-side surface of the lens base material, in which a normal incidence mean reflectance reye in a wavelength range of 430 to 450 nm measured on the eyeball-side surface of the spectacle lens and a normal incidence mean reflectance robject in a wavelength range of 430 to 450 nm measured on the object-side surface of the spectacle lens each are more than 0%, and reye is greater than robject.. . ... Hoya Lens Thailand Ltd

08/24/17 / #20170240683

Polymerizable composition, transparent resin, optical material, plastic lens, and method for manufacturing transparent resin

A polymerizable composition which can suppress generation of turbidity, optical distortion, and striae in a transparent resin obtained therefrom, a transparent resin obtained from the polymerizable composition, an optical material containing the transparent resin, a plastic lens containing the optical material, and a method for manufacturing the transparent resin. A polymerizable composition of the present disclosure contains a polythiol compound having at least three mercapto groups and a polyiso(thio)cyanate compound having at least one aromatic ring. ... Hoya Lens Thailand Ltd

08/10/17 / #20170226268

Polymerizable composition, transparent resin, optical material, plastic lens, and method for manufacturing transparent resin

A polymerizable composition which can suppress generation of turbidity, optical distortion, and striae in a transparent resin obtained therefrom, a transparent resin obtained from the polymerizable composition, an optical material containing the transparent resin, a plastic lens containing the optical material, and a method for manufacturing the transparent resin. The present disclosure is a polymerizable composition containing a polythiol compound having at least three mercapto groups and a polyiso(thio)cyanate compound. ... Hoya Lens Thailand Ltd

07/13/17 / #20170199393

Spectacle lens supply system, program therefor, prism amount determination device, prism amount determination method, and method for producing spectacle lens

An aligning prism amount determination device to determine an aligning prism amount for correcting fixation disparity of a spectacle wearer, having the fixation disparity, includes a determiner to determine an aligning prism amount to be uniformly included in the spectacle lens for correcting the fixation disparity, based on a first aligning prism amount obtained by measuring an aligning prism amount of the spectacle wearer at an eye examination distance corresponding to a first distance, a second aligning prism amount obtained by measurement at an eye examination distance corresponding to a second distance shorter than the first distance, and information used for allocation of the first aligning prism amount and the second aligning prism amount, within a prism prescription range between the first aligning prism amount and the second aligning prism amount.. . ... Hoya Lens Thailand Ltd

06/22/17 / #20170176646

Spectacle lens

A spectacle lens which exhibits excellent weather resistance. The spectacle lens includes a lens substrate, a primer layer, and a hard coat layer and has a film thickness of the hard coat layer of 10 mm or more and 100 mm or less and a film thickness of the primer layer of 0.4 mm or more and 2.0 mm or less.. ... Hoya Lens Thailand Ltd

06/22/17 / #20170176645

Spectacle lens

A spectacle lens which exhibits excellent abrasion resistance. The spectacle lens includes a lens substrate and a hard coat layer having a film thickness of 5 μm or more and 100 μm or less and has an indentation hardness of the hard coat layer of 25 mgf/μm2 or more and 100 mgf/μm2 or less at 30 mgf load.. ... Hoya Lens Thailand Ltd

05/18/17 / #20170139084

Spectacle lens

A spectacle lens in which excellent adhesive property is exhibited between a hard coat layer and a functional layer such as an antireflection layer formed on the hard coat layer. The spectacle lens includes a lens substrate, a hard coat layer, and an antireflection layer and in which the hard coat layer has a film thickness of 10 μm or more and 50 μm or less and the hard coat layer is obtained by curing a curable composition containing inorganic oxide particles, a silane coupling agent, and a polyfunctional epoxy compound contained at 20% by mass or more and 40% by mass or less in a matrix component.. ... Hoya Lens Thailand Ltd

05/18/17 / #20170137560

Polyisocyanate monomer composition for optical members, and optical member and production method therefor

Provided are a polyisocyanate monomer composition for optical members, from which an optical members with which turbidity and clouding are difficult to occur during the production thereof, and which is excellent in transparency, can be obtained, and an optical member and production methods therefor. A polyisocyanate monomer composition for optical members, including 4,4′-diphenylmethane diisocyanate and at least one kind selected from 2,4′-diphenylmethane diisocyanate and 2,2′-diphenylmethane diisocyanate; an optical member formed of a polymer having a structure represented by the following formula (1), and at least one kind of structure represented by the following formula (2) or (3); and a method for producing an optical member, including a step of polymerizing a monomer composition including a polyisocyanate compound including 4,4′-diphenylmethane diisocyanate and at least one kind selected from 2,4′-diphenylmethane diisocyanate and 2,2′-diphenylmethane diisocyanate, and at least one kind selected from a polythiol compound and a polyol compound.. ... Hoya Lens Thailand Ltd

05/11/17 / #20170131573

Mold for plastic lens, method for manufacturing plastic lens, and plastic lens for eyeglasses

A mold for a plastic lens that arranges an insert member inside a cavity formed between a pair of halved molds, injects and fills molten raw material resin to mold a plastic lens having a predetermined shape, integrally with the insert member. The insert member is arranged on a molding surface on one of the halved molds, a notch to be engaged with a positioning tab formed at a periphery of the insert member is engraved on one parting surface of the halved mold, overlapping with a gate position. ... Hoya Lens Thailand Ltd

05/11/17 / #20170131438

Spectacle lens

A spectacle lens exhibiting excellent weather resistance and a method for manufacturing the same. In the spectacle lens and the method for manufacturing the same, the spectacle lens includes a lens substrate having a refractive index of from 1.58 to 1.74 and a hard coat layer that is obtained by curing a mixture containing silica particles and a silane compound and has a refractive index of from 1.49 to 1.51.. ... Hoya Lens Thailand Ltd

04/27/17 / #20170115510

Progressive addition lens

Progressive addition lens includes a near portion having a power for viewing a near field, a distance portion having a power for viewing a distance field further than the near field, and an intermediate portion connecting the distance portion and the near portion. The progressive addition lens includes an aspherical object-side surface and an aspherical eyeball-side surface and is formed in rotational symmetry with respect to a center of design of the progressive addition lens. ... Hoya Lens Thailand Ltd

03/23/17 / #20170082870

Progressive addition lens

A progressive addition lens includes a portion having a power for viewing a near field, a portion having a power for viewing a distance field further than the near field, and an portion connecting the distance portion and the near portion. The progressive addition lens includes an aspherical object-side surface and an aspherical eyeball-side surface and is formed in rotational symmetry with respect to a center of design of the progressive addition lens. ... Hoya Lens Thailand Ltd

03/16/17 / #20170075144

Spectacle lens

An aspect of the present invention relates to a spectacle lens including a multilayer film of a vapor deposition film (excluding a metal film and a metal alloy film) directly or indirectly at least on one surface of a lens substrate. The multilayer film includes at least one high refractive index layer and at least one low refractive index layer, the total optical film thickness of the high refractive index layer is λ/4 or more at a wavelength λ=780 nm, and a reflection spectrum measured in a wavelength range of 380 to 2000 nm on a surface having the multilayer film has a maximum reflectance in a wavelength range of 800 to 1350 nm.. ... Hoya Lens Thailand Ltd

02/23/17 / #20170052389

Spectacle lens supply system, spectacle lens supply method, spectacle lens supply program, spectacle lens recommended type presentation device, and spectacle lens production method

Provided is a spectacle lens supply system to supply a progressive power lens including a determination section to determine a size of an area of clear vision in the progressive power lens according to a level of a prescribed fixation disparity amount. The determination section selects a type having an area of clear vision same as or narrower than that of a reference progressive power lens when the prescribed fixation disparity amount is larger than or equal to a reference fixation disparity amount and selects a type having an area of clear vision same as or wider than that of the reference progressive power lens when the prescribed fixation disparity amount is smaller than the reference fixation disparity amount.. ... Hoya Lens Thailand Ltd

02/16/17 / #20170045757

Progressive addition lens, design method and manufacturing method therefor, and progressive addition lens manufacturing system

A progressive addition lens, a manufacturing method and a design method therefor, and a progressive addition lens manufacturing system, capable of flexibly adapting to an actual use state of a wearer and are optimal for each wearer, for determining a main line of sight considering not only convergence of the eye occurring with near vision including passive accommodative power but also convergence of the eye induced by using an accommodative power margin of the eye. The design method includes a first main line of sight calculation step of calculating a first main line of sight, where accommodative convergence caused by use of the accommodative power margin is considered, based on lens design information including at least information of accommodative power of the eye and a final main line of sight determination step of determining a final main line of sight of a lens from the first main line of sight.. ... Hoya Lens Thailand Ltd

01/05/17 / #20170003520

Mirror-coated lens

Provided is a mirror-coated lens having a high transmittance and capable of suppressing a flare phenomenon and a ghost phenomenon. The mirror-coated lens includes a lens base material, a functional film containing a low refractive index layer, a high refractive index layer, and a metal layer on a front surface of the lens base material, and a functional film containing a low refractive index layer and a high refractive index layer on a back surface of the lens base material. ... Hoya Lens Thailand Ltd








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