40 results about "Colour blind" patented technology

A hand-held colorimetric device (101) suitable for use by blind or colour-blind individuals to determine the colour of a surface-under-test (SUT), for example of a fabric, has an aperture (110) which, in use, is covered by the SUT (113) whose colour is to be determined. Six LEDs (115A, 115B, 116B, 117A and 117B) arranged in pairs (115A/115B, 116A/116 B, 117a/117B) emitting red/orange, green, and blue light illuminate the SUT and diffuse reflections therefrom containing red/orange, green, and blue spectrum sample values are used to determine the luminous reflectivity and chromaticity values for the colour of the SUT. The measured values are compared with colorimetric values of reference surfaces to determine the colour of the SUT. The colorimetric device may output the name of the colour aurally.

A See-Through Display System with the ability to correct visual deficits such as presbyopia, color blindness and poor night vision is disclosed. This invention enables the correction of visual deficits using camera(s), microdisplay(s), controlling circuit(s) and see through optics such as free form lens/mirror, half-mirror, diffractive and/or holographic optical element(s).

A method is provided for converting a digital colour image to a digital colour image with improved colour distinction. This method improves the colour distinction in a colour image for an observer suffering from a colour-blindness. The method includes defining a number of main colour values of a received digital colour image, converting the main colour values to converted main colour values such that the converted main colour values are perceived as distinguishable from each other by a colour-blind observer, and rendering the digital colour image with the converted main colour values.

A See-Through Display System with the ability to correct visual deficits such as presbyopia, color blindness and poor night vision is disclosed. This invention enables the correction of visual deficits using camera(s), microdisplay (s), controlling circuit(s) with digital grayscale control and see through optics such as free form lens/mirror, half-mirror, diffractive and/or holographic optical element(s).

Disclosed is an apparatus and method for color adjustment of content, and the apparatus for color adjustment of content includes a color transformation criteria database to store and manage color transformation criteria corresponding to each of combinations of types of color blindness and emotions, a data input unit to obtain a type of color blindness of a user and information associated with a target emotion, a color transformation criterion acquisition unit to acquire a color transformation criterion corresponding to the type of color blindness of the user and the target emotion by searching the color transformation criteria database, and a content color adjusting unit to perform a content color adjusting operation based on the acquired color transformation criterion.

The invention relates to assessing the level of visual contrast between foreground and background in visually presented information, and more particularly, to a method and apparatus for determining whether a given set of foreground and background colors creates sufficient visual contrast to ensure legibility for the general population, as well as for individuals with visual disabilities, including color blindness/deficiency.

The invention discloses glasses based on a digital intelligent virtual three-dimensional stereoscopic image technology and for visual detuning monitoring and rehabilitation training. The glasses comprise a large wide angle depth-of-field adjustable optical imaging system, a digital intelligent main control system, an interaction communication system with a mobile terminal and a power source system. As to the glasses, through the intellectualized digital three-dimensional image technology and optical design, a large wide angle virtual three-dimensional stereoscopic depth scene is manufactured;through interaction communication with the mobile terminal, a special APP controls all stereoscopic picture and video playing functions and related interaction operations for visual detuning monitoring and rehabilitation training of the glasses, and the glasses are provided with a software program for conducting vision and a color blindness and color amblyopia examination on a user and have an interaction communication capacity with a cloud side and a doctor, can conveniently conduct vision detection and rehabilitation training on the user at home, comprise depth-of-field adjustment, angle-of-view adjustment, reaction adjustment, contrast ratio adjustment and the like and help the user to solve all visual detuning problems.

The invention discloses a pair of color blindness and color amblyopia correction glasses and a preparation method thereof, and belongs to the field of optical materials. The correction glasses comprise a substrate lens and nanoparticles mixed in the substrate lens, each nanoparticle comprises a metal nanometer core capable of generating surface plasma and a film shell layer wrapping the surface of the metal nanometer core, and the film shell layer wraps the surface of the metal nanometer core through self-polymerization reaction. The size of each metal nano-core is preset, and the size of the metal nano-core corresponds to a target to-be-filtered spectrum interval of the correction mirror. According to the invention, accurate narrow-band absorption can be realized on the spectrum by adjusting the size of the nanoparticles doped into the substrate lens, so that the technical problems that the existing color blindness correction glasses cannot realize accurate color filtering according to the specific color blindness condition and the color vision correction effect is limited are solved.

Novel system, methods, which include machine learning, and device for providing color and fashion recommendations, including for persons with visual impairment such as color blindness or complete blindness. Also, methods providing a data storage system for storing digital renditions of garments; providing a portable communication device to extract color and/or pattern from garments through use of a camera and at least one algorithm; providing a processor capable of accessing locally stored and/or remote information about or learning the preferred matching set of garments; assigning each garment in the set of garments a red-green-blue (RGB) value; providing a suitability ranking for matching compatibility of the garment or the set of garments; and providing recommendations for preferred matching garment or set of garments by organizing the garments in at least one queue selected from the group consisting of audial, tactile, visual or a combination thereof, wherein the individual imports garments or set of garments, through a series of photos or video, for bulk import into a virtual closet for the identification and assignment of type of garments or set of garments using human or computational methods.

One embodiment provides a method, including: identifying, using a processor, a color blindness condition associated with a user; activating, based on the color blindness condition and on at least a portion of a display of an augmented reality device, a color correction filter; and adjusting, responsive to the activating and using the color correction filter, an appearance of an object within a field of view of the portion on the display. Other aspects are described and claimed.

The invention is directed to a contact lens for color blindness, comprising: a pupil section, a generally annular iris section surrounding the pupil section, wherein the pupil section comprising a dye containing layer which is enclosed between two clear layers so that the dye cannot leach out, wherein the dye filters out the specific wavelength bands between 545 nm and 575 nm to correct color vision blindness; wherein the iris section having a colored, printed, opaque, intermittent pattern, said pattern comprising: an annular pattern of a color and at least at least one other colored patterns extending across a portion of the iris section selected from a group of patterns consisting of outermost starburst pattern, outer starburst pattern and inner starburst pattern

The invention discloses a method for adjusting the display effect of a display screen according to the color discrimination capability and a storage medium. The method comprises the steps that a user starts a color weakness color discrimination improving function and enters a color discrimination capability adjusting module after detecting the color discrimination capability of the user or knowing the color discrimination capability of the user; the color discrimination capability adjusting module is divided into a normal state, a color weakness state and a color blindness state according to the user color discrimination capability, and performs color adjustment according to the user color discrimination condition; color temperature adjustment is started after color adjustment is completed, the color temperature is adjusted to meet the requirements of users, and color discrimination lifting adjustment is completed. According to the invention, an algorithm program for setting colors by the system is formulated according to the color discrimination capability of users, and the colors can be flexibly adjusted according to the algorithm program, so that the users with poor discrimination capability are helped to adjust the display screen to better fit the desired colors and improve the color discrimination capability of the users. The defect that a plurality of color adjusting modes are fixed in a display screen of an existing television or an all-in-one machine is overcome, and color adjustment of the display screen is more user-friendly.

The invention discloses retina color and contrast perception detection apparatus. The retina color and contrast perception detection apparatus comprises detection apparatus, wherein the surface of thedetection apparatus is provided with a display screen, a vision detection module is installed inside the detection apparatus, an output end of the vision detection module is connected with a color debugging module for the combined detection of different colors in the detection, an input end of the color debugging module is also connected with a test value debugging module for adjusting color depths of the colors, the color debugging module is composed of a basic color module and a function module, the basic color module is composed of a red-green detection module, a blue-yellow detection module and a black-white detection module, and the color debugging module is mapped on the display screen. Through the design of the invention, on the basis of retaining the original detection, color weakness and color blindness of vision can be further detected during the vision detection, so that the overall functionality is improved, and at the same time the use is more convenient.

Novel system, methods, which include machine learning, and device for providing color and fashion recommendations, including for persons with visual impairment such as color blindness or complete blindness. Also, methods providing a data storage system for storing digital renditions of garments; providing a portable communication device to extract color and/or pattern from garments through use of a camera and at least one algorithm; providing a processor capable of accessing locally stored and/or remote information about or learning the preferred matching set of garments; assigning each garment in the set of garments a red-green-blue (RGB) value; providing a suitability ranking for matching compatibility of the garment or the set of garments; and providing recommendations for preferred matching garment or set of garments by organizing the garments in at least one queue selected from the group consisting of audial, tactile, visual or a combination thereof, wherein the individual imports garments or set of garments, through a series of photos or video, for bulk import into a virtual closet for the identification and assignment of type of garments or set of garments using human or computational methods.

The invention relates to a red color blindness correction lens and a preparation method thereof. The lens contains an acrylate/spiropyrane/nanometer cobalt oxide three-layer composite core-shell structure optooptic material, wherein the core is cobalt oxide nanometer microspheres, the microspheres are coated with a spiropyrane compound represented by a formula I, and the shell is acrylate; the mass ratio of the cobalt oxide nano microspheres to the spiropyrane compound to the acrylate is 1: (1.2-1.4): (0.8-1); the mass ratio of the core-shell structure optooptic material to the lens resin base material is 1: (30-200); and the optooptic material has light filtering and color complementing effects in the lens. The color of the lens is darker under indoor normal light, so that the color purity of a red wave band spectrum and the dimension of a color vision vector space can be enhanced, the color discrimination ability of a red color blindness patient is improved, and color vision abnormity is corrected; the lens can rapidly fade to be light or colorless when coming outdoors, so that it is ensured that the patient looks true objects. The lens has the advantages of high color saturation, good color discrimination effect, comfort in wearing and the like.

The invention provides a narrow-band guided-mode resonance grating lens for correcting color blindness and color weakness and a preparation method thereof, wherein the lens comprises a lens substrate, a grating layer and a planar optical waveguide film layer are sequentially arranged on the surface of the lens substrate from top to bottom, and the grating layer comprises a grating layer for correcting red color weakness and a grating layer for correcting green color weakness. According to the lens for correcting color blindness and color weakness through the narrow-band guided-mode resonance grating, overlapped parts in a spectrum seen by red and green color blindness are filtered through a narrow-band guided-mode resonance grating filtering technology, so that spectral components are changed, and the color blindness and the color weakness are corrected. Therefore, the color blindness and the color weakness can improve the color resolution capability, and the color saturation is higher and the scene is clearer and more beautiful when seeing the scene.

Systems and methods for determining whether to enable color blind accessibility settings within the course of a user interactive narrative are described herein. Virtual color blindness indication objects containing colors that are visibly distinguishable within a single dichromatic visual spectrum can be utilized in objectives to determine a user's dichromatic visual deficiency type.

The invention provides an object mark display method and bionic glasses. The object mark display method comprises the steps of: collecting a first image; collecting sight line data of pupils of a user; and generating a second image based on the first image, the sight line data and a to-be-marked object, and displaying the second image, wherein the second image at least comprises a marker corresponding to the to-be-marked object, and the marker is used for marking the color of the to-be-marked object. According to the object mark display method, the second image with the marker can be displayedto the user, namely the patient with color blindness/color weakness, so that the user is assisted to realize the purpose of distinguishing various colors, and great convenience is brought to the user.

The invention relates to the technical field of intelligent equipment, and discloses an interface display method, device and equipment and a storage medium, and the method comprises the steps: obtaining a color blindness color of a current user and a current color replacement mode; when the current color replacement mode is a user-defined mode, determining a target color corresponding to the color blindness color; and when a display interface of the intelligent equipment is started, replacing the color blindness color displayed by the display interface with the target color, so that the display interface performs interface display according to the target color. According to the method, the color blindness color of the current user is determined and the target color determined in the specific color replacement mode is used for replacing the color blindness color, and finally a display interface without the color blindness color is presented, so that the watching experience of color blindness people is improved.