123results about How to "Glare suppression" patented technology

A method of imaging an object on one or more sensor pixels and with reduced glare. The method includes irradiating a scattering medium and the object behind the scattering medium, creating backscattered radiation and imaging radiation that are received on the one or more pixels. The method includes digitally adjusting a phase, an amplitude, or a phase and amplitude, of reference radiation transmitted onto the one or more sensor pixels, wherein the reference radiation destructively interferes with the backscattered radiation (glare) on the one or more sensor pixels while the object is imaged on the one or more sensor pixels using the imaging radiation.

A vehicle headlamp apparatus is provided. The vehicle headlamp apparatus includes a lamp unit, a first additional lamp unit which forms a first light distribution pattern, a second additional lamp unit which forms a second light distribution pattern overlapping with the first light distribution pattern, and a controller. The first light distribution pattern includes at least one first partial region, and the first additional lamp unit adjusts a luminous intensity of a light to be irradiated toward the first partial region. The second light distribution pattern includes at least one second partial region which partially overlaps with the first partial region, and the second additional lamp unit adjusts a luminous intensity of a light to be irradiated toward the second partial region. The controller controls the first additional lamp unit and the second additional lamp unit to adjust the luminous intensity of the partial regions.

The invention discloses a silk-coating method for PVC / PU coating polyester industrial yarns and a device thereof. The method comprises the following steps: using polyester industrial yarns as raw materials and a core layer structure; adopting a PVC-coating adhesive as a surface structure; dipping the polyester industrial yarns in the PVC-coating adhesive so that the adhesive is stuck to the silk;extruding the silk; scraping the adhesive; then, winding the silk in a spiral shape and baking; and drying, cooling the dried silk by cold air and coiling so that the coating adhesive is deeply permeated and coated on the core layer structure to form the silk of the coating polyester industrial yarns. The composite silk material has the advantages of high strength, good toughness, corrosion resistance, aging resistance, and the like. A melting point of PVC, PU or PE coating adhesive on the surface is lower than that of core-layer polyester yarns, woven fabrics in a stretching state are baked at high temperature or thermally rolled, shaped and processed, and warp yarns and weft yarns are melted and fused by the coating adhesive so that mesh fabrics are integrally smooth and stiff and meshesare uniform and stable.

The visible light absorbing film according to the present invention is formed by a visible light absorbing ink having been coated on one side or both sides of a substrate which has solar radiation reflecting properties and whose visible light reflectance is 10% or more, and is characterized in that the degree of reduction of visible light reflectance is 0.9 or less as defined by degree of reduction of visible light reflectance=[visible light reflectance (%) after coating of the ink] / [visible light reflectance (%) before coating of the ink], and the degree of reduction of solar radiation reflectance is 0.25 or more as defined by degree of reduction of solar radiation reflectance=[solar radiation reflectance (%) after coating of the ink] / [solar radiation reflectance (%) before coating of the ink].

A vehicle lamp includes a 2D image forming device configured to form a brightness image using light emitted from a light source, an optical projection system configured to project the brightness image forward, and a light blocking member disposed on a path of light emitted from the light source through the 2D image forming device and onward toward the optical projection system, and configured to block at least a portion of the light.

Disclosed is an optical body capable of minimizing glare and reflection and blocking sunlight including the visible light. The optical body is provided with a semitransparent layer formed on a projection / recess surface and a second optical layer formed over the projection / recess surface on which the semitransparent layer is formed so as to cover the projection / recess surface. The semitransparent layer directively reflects part of the light incident on the incidence surface at an incidence angle (?, f) in a direction other than the direction of the angle of regular reflection (-?, f+180 DEG ) (where ? is an angle formed by a perpendicular (l1) perpendicular to the incidence surface and the incident light incident on the incidence surface or the reflected light allowed to exit from the incidence surface, f is the angle formed by a specific line (l2) in the incidence surface and the component of the incident light or the reflected light projected on the incidence surface, the specific line (l2) in the incidence surface is the axis such that the intensity of reflection in the f direction becomes maximum when the incident angle (?, f) is fixed and when the semitransparent layer is rotated around the perpendicular (l1) perpendicular to the incidence surface).

There are provided five first lighting units for carrying out light irradiation to form a horizontal cutoff line. Each of the first lighting units has such a structure that includes a first light source formed by a light emitting diode provided to face forward in such a manner that one side of a rectangular light emitting chip is extended in a horizontal direction, and first projection lenses provided in front thereof and serving to project the image of the first light source as an inverted image forward from the lighting units. Consequently, the inverted image of the first light source projected forward from the lighting unit is an almost rectangular image having an upper edge extended almost horizontally. These are provided with a shift from each other in the horizontal direction, thereby forming a horizontal cutoff line. Two additional rows of lighting units provide light for an oblique cutoff line and a diffuse light pattern, respectively.

An object of the present invention is to provide an optical film assured of reflectance low enough to suppress glaring and excellent in the scratch resistance, antifouling property and antistatic property, and another object is to provide a polarizing plate and a display, using such an antireflection film. These objects can be attained by an optical film, particularly, an antireflection film, containing a support and a thin film layer formed by coating a composition containing fine particles and a binder, in which the SP value ((B / A)×100)) which is a ratio of an average particle filling factor (B) in the region of 30% of the film thickness on the upper side opposite the support to an average particle filling factor (A) in the entirety of the thin film layer is 90% or less; and a polarizing plate and an image display, using the optical film.

The invention discloses a novel driving lens. A purpose of alleviating the irritation of sunlight and ultraviolet rays at daytime and improving the light sensation and blocking the high light in the opposite direction at night and in the dim light environment can be achieved. By adopting the driving lens, on the premise of guaranteeing the resolution of a signal lamp, an effect for enhancing the dim light, inhibiting the high light, clarifying the sight and facilitating the brightness and comfort in the middle-near distance can be achieved; the control is carried out by virtue of wavelength transmittance in the manufacture process, so that the range of the visible light wavelength is narrowed relatively, and more clarity of an object contour can be realized to a certain extent; meanwhile, a plating film is specially designed in the manufacture process, the radiation harm of an electromagnetic device inside a car for eyes of people can be alleviated, and the direct harm of ultraviolet rays and blue light and the indirect harm of the ultraviolet rays and blue light on the eyes of people by virtue of secondary reflection of the skin and lens can be alleviated.

Provided is a method for producing a laminate, having excellent production stability, and with which it is possible to obtain a display device with good anti-glare properties, while suppressing the occurrence of glare at an extremely high level, and having excellent contrast. Provided is a method for producing a laminate comprising an anti-glare layer having surface irregularities, on one surface of a light-transmitting substrate. The method has a step in which an anti-glare layer composition containing organic fine particles, inorganic fine particles, a binder resin and a solvent is applied to one surface of the light-transmitting substrate, and the applied film is dried and then cured, to form the anti-glare layer. The anti-glare layer composition is prepared by mixing and stirring the binder resin and organic fine particles into the solvent to prepare an intermediate composition, and subsequently mixing and dispersing the inorganic fine particles in the intermediate composition to form the anti-glare layer composition.

A road indication device is provided. The road-guidance indicating device has a light projection unit including light control means for controlling a lamp and light emitted from the lamp. The light projection unit project a light whose peak luminosity is 30000 cd or more, i.e., the light has a luminosity equal to or larger than a peak luminosity of a headlight of a car running on the road. Since a light pillar of light having a high light output and a thick light pillar is projected from the light projection unit, the visuality of the light pillar is improved even in the bad weather and the boundary between the driveway and the shoulder on the road can be affirmatively guided and indicated.

The invention discloses a lens, a method for removing lens flare and a die for manufacturing a lens barrel. The lens comprises the lens barrel and a first lens sheet, a second lens sheet and an infrared light filter which are arranged in the lens barrel in turn, wherein the surface of at least one of the first lens sheet, the first lens sheet and the infrared light filter is provided with a coating film for reducing ray reflection. The lens, the method for removing the lens flare and the die for manufacturing the lens barrel can increase the permeability of the lens, weaken the ray reflection,and effectively inhibit the production of the flare.

An antireflection film is provided and includes at least one layer containing fine pores. When a surface portion of the antireflection film comes into contact with water for 15 minutes and then the water is wiped away, the surface portion has a chromaticity change ΔE of 0.45 or less, the chromaticity change ΔE being a chromaticity change in a CIE1976 L*a*b* color space and measured under a standard light source D65.

The invention discloses a light emitting diode (LED) secondary optical lens, which is simple in structure and uniform in illumination. The LED secondary optical lens comprises an incident surface, a fully reflecting surface and an exit surface, wherein the exit surface is a cross curved surface, and the cross curved surface consists of concave surfaces which have the same structure and are in smooth transition in the horizontal direction and the vertical direction and convex surfaces which are positioned between the concave surfaces in the horizontal direction and the vertical direction and convex surfaces and are in smooth transition; and the exit surface is arranged right above the fully reflecting surface, and the fully reflecting surface has conical structure and covers the whole incident surface. The LED secondary optical lens is reasonable in structural design and good in condensation effect, forms a square light spot in an irradiation plane, is uniform in illumination, effectively restrains glare, is more uniform in illumination, and can effectively improve the utilization rate of light.

The present invention relates to an ADB head lamp system and a beam control method using the ADB head lamp system, the ADB head lamp system includes an ADB head lamp which is installed in a vehicle; a driving unit which drives the ADB head lamp; a road circumstance detecting unit; and a control unit which controls the driving unit to allow the ADB head lamp to radiate beam below a horizontal line in accordance with a signal which is generated by road circumstance information obtained by the road circumstance detecting unit, thereby implementing a beam which suppresses glare to the opposite vehicle, glare to a vehicle ahead, and minimize fatigue to a driver of the driving vehicle by recognizing a road circumstance.

An antiglare hard coat film formed by providing an antiglare hard coat layer containing fine particles and a resin on a transparent film. When an average value of height in an evaluation region on a surface of the antiglare hard coat film is set at zero (0), a maximum cross sectional height represented by a difference between a height maximum value in the evaluation region and a height minimum value in the evaluation region is from 1.0 to 3.0 μm, and an average inclination angle of unevenness on the surface of the antiglare hard coat film is 1 degree or less. The total value of the transmissive clarity measured through four optical combs using a transmissive clarity measuring device according to JIS K 7105-1981 is 280% or more, and the value of the transmissive clarity measured through each optical comb is 70% or more, respectively.

The invention provides a method and a system for video image strong light suppression and contour and detail enhancement processing. The method comprises the following steps: performing initialization setting, obtaining a video image in an original video through an image sensor in real time, and obtaining a standard curve corresponding to the video image, wherein the standard curve is a relation between light and video output voltage; adjusting the standard curve corresponding to the video image according to a preset target curve, and obtaining a video image after strong light suppression processing, wherein the target curve is a preset output characteristic curve; performing system conversion on the video image to be outputted through a video system converter, and obtaining an outputted video image. According to the method and the system for video image strong light suppression and contour and detail enhancement processing, while the video image is subjected to strong light suppression processing, an area with weak light is subjected to enhancement processing, and the video image is subjected to contour and detail enhancement processing, so that a target can be clearly seen from a strong light position and a weak light position as far as possible.

To effectively suppress the generation of glare light in a vehicular headlamp structured so as to form a light distribution pattern having a horizontal cutoff line, by a catoptric system provided with a light source comprising a semiconductor light emitting element. This vehicular headlamp is structured to form the light distribution pattern having the horizontal cutoff line by a first light source 16 comprising a light emitting diode, wherein a rectangular light emitting chip 22 is covered with a hemispherical mold lens 24, and the first catoptric system 20 provided with a first reflector 18 to reflect light toward the front of a lamp from the first light source 16. In this case, the first light source 16 is disposed so as to horizontally turn the light emitting chip 22 with its one side horizontally placed. The horizontal cutoff line is formed by selectively using light reflected by a reflection region Za located in the almost front direction of the light emitting chip 22, out of light from the first light source 16 reflected by the first reflector 18. Thereby, a clear horizontal cutoff line is obtained.

A hard-coated antiglare film that has superior antiglare properties, and reflection properties even when a haze value is low, and can improve the depth of black in black display by preventing “tinting” occurs specifically when a reflection is reduced, a polarizing plate, and the like. The film has a reflection intensity ratio of 3 or less, a hard-coating antiglare layer containing fine particles, and an antireflection layer. A surface of the antireflection layer has an uneven shape, and an average angle of inclination θa and an arithmetic average surface roughness Ra in predetermined ranges. At the surface of the antireflection layer, convexities exceeding a roughness mean line of a surface roughness profile in a predetermined number range, and convexities exceeding a standard line that is in parallel with the mean line and is located at a height of 0.1 μm in predetermined size and number ranges are included.

A transparent layered film produced by forming, on one surface of a transparent resin layer, an anti-water-mark layer that is constituted of a cured object of a curable composition comprising a curable resin, a thermoplastic resin, and metal oxide particles with an average primary-particle diameter of 1-100 nm and forming, in the surface of the anti-water-mark layer, a rugged structure which has an arithmetic average roughness (Ra) of 0.005 [mu]m or greater but less than 0.03 [mu]m, an average distance (Sm) between the irregularities of 50-300 [mu]m, an arithmetic average inclination (delta a) less than 0.1 DEG, and a ten-point average roughness (Rz) less than 0.2 [mu]m. When a glass to which the film has been laminated is used in the upper electrode of a touch panel display, not only glass fragment scattering due to breakage of the upper electrode can be inhibited, but also the generation of water marks is prevented and the display device even with high resolution can be inhibited from glittering.

The invention provides an anti-dazzle film with good balance between haze and clearness. When the anti-dazzle film is arranged on a highly-fine display device, the anti-dazzle property can be improved, dazzle can be greatly inhibited, and character indistinction can be prevented. Long and thin projection parts of a total length of greater than 100[mu]m are formed on the surface of an anti-dazzle layer of the anti-dazzle film when various resin constituents are separated from each other. More than one the abovementioned long and thin projection parts exist in every one square millimeter on the surface of the anti-dazzle layer. The abovementioned long and thin projection parts form a joint continuous phase structure, and the average diameter of meshes of the joint continuous phase structure is around from 1[mu]m to 70[mu]m. The anti-dazzle film has a transmission image definition of 70-100%, a haze of 10-40% and a total light transmissivity of 70-100%. The transmission image definition is detected using a mapping measuring instrument of an optical slit 0.5mm wide.

The headlight has lighting device units (20,30,40) forming a projection that overlaps at a height. Each of the lighting device units includes a light source having a photo emissive semiconductor device e.g. LED, with photo-emissive chips disposed horizontally along a row and turned towards front. A projection lens placed in front of the light source projects an inversed image of the light source towards front of the headlight. An Independent claim is also included for a lamp forming a light distribution pattern having a horizontal component and an oblique component overlapping at a height.

An antiglare film, including: a light transmissive substrate; and an antiglare layer that is disposed on a light transmissive substrate and includes a concavo-convex surface, wherein a surface of the antiglare film is a concavo-convex surface; the antiglare film has a total haze value of 0% or more and 5% or less; the antiglare film has an internal haze value of 0% or more and 5% or less; and assuming that a transmission image sharpness of the antiglare film, measured using an optical comb with a width of 0.125 mm, is C (0.125), and that a transmission image sharpness of the antiglare film, measured using an optical comb with a width of 0.25 mm, is C (0.25), an expression (1) and an expression (2) described below are satisfied:C(0.25)−C(0.125)≧2%  (1); andC(0.125)≧65%  (2).

An antireflection film is provided and includes at least one layer containing fine pores. When a surface portion of the antireflection film comes into contact with water for 15 minutes and then the water is wiped away, the surface portion has a chromaticity change ΔE of 0.45 or less, the chromaticity change ΔE being a chromaticity change in a CIE1976 L*a*b* color space and measured under a standard light source D65.

The invention discloses an image processing method and an image processing device and belongs to the field of image processing. The image processing method includes: acquiring an original image and subjecting the same to median filtering and noise reduction processing; adopting multiple round structure elements different in size to perform open operation on the original image processed by median filtering so as to obtain multiple first illumination estimation images different is size; subjecting the multiple first illumination estimation images to weighted average so as to obtain a second illumination estimation image; subtracting the second illumination estimation image from the original image to obtain a low-illumination-level image; determining a mean value of the original image, and adding the low-illumination-level image and the mean value to obtain a light-compensated image. By the technical scheme, an image background is enabled to be even, glare and hard light are effectively restrained, an image contrast ratio is improved, a target portion in the image is highlighted, and image quality is improved.

An antiglare film, including: a light transmissive substrate; and an antiglare layer that is disposed on a light transmissive substrate and includes a concavo-convex surface, wherein a surface of the antiglare film is a concavo-convex surface; the antiglare film has a total haze value of 0% or more and 5% or less; the antiglare film has an internal haze value of 0% or more and 5% or less; and assuming that a transmission image sharpness of the antiglare film, measured using an optical comb with a width of 0.125 mm, is C (0.125), and that a transmission image sharpness of the antiglare film, measured using an optical comb with a width of 0.25 mm, is C (0.25), an expression (1) and an expression (2) described below are satisfied:C(0.25)−C(0.125)≧2%  (1); andC(0.125)≧65%  (2).

The present invention relates to an ADB head lamp system and a beam control method using the ADB head lamp system, the ADB head lamp system includes an ADB head lamp which is installed in a vehicle; a driving unit which drives the ADB head lamp; a road circumstance detecting unit; and a control unit which controls the driving unit to allow the ADB head lamp to radiate beam below a horizontal line in accordance with a signal which is generated by road circumstance information obtained by the road circumstance detecting unit, thereby implementing a beam which suppresses glare to the opposite vehicle, glare to a vehicle ahead, and minimize fatigue to a driver of the driving vehicle by recognizing a road circumstance.

Provided is an anti-glare film that has excellent anti-glare properties, can sufficiently suppress discoloration, has high contrast, and can prevent surface glare. The anti-glare film is provided with a light-permeable base material and a diffusion layer that has an uneven pattern on the surface and is formed on at least one surface of the light-permeable base material. The anti-glare film is characterized in that a coating solution, which includes a radiation-curable binder that comprises, as necessary components, microparticles (A) and a (meth)acrylate monomer, is coated onto at least one surface of the light-permeable base material, is dried to form a coating film, and then cured to form the diffusion layer, and in that 50% of the microparticles (A) within the diffusion layer form an agglomerated pair in which the line extending through the centers of both microparticles forms an angle of inclination relative to the surface of the above light-permeable surface.