Ferrero et al., 2021 - Google Patents

Preliminary measurement scales for sparkle and graininess

Ferrero et al., 2021

View HTML @Full View
Document ID
3192705302424587584
Author
Ferrero A
Perales E
Basic N
Pastuschek M
Porrovecchio G
Schirmacher A
Velázquez J
Campos J
Martínez-Verdú F
Šmid M
Linduska P
Dauser T
Blattner P
Publication year
Publication venue
Optics Express

External Links

Snippet

Large effect pigments, widely used in various fields of industrial applications, produce characteristic visual textures known as sparkle and graininess, which need to be quantified by objective or subjective methods. The development of preliminary measurement scales for …
Continue reading at opg.optica.org (HTML) (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity
    • G01N21/57—Measuring gloss
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/52—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/463—Colour matching
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/87—Investigating jewels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/28—Investigating the spectrum
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation

Similar Documents

Publication Publication Date Title
Foster et al. Frequency of metamerism in natural scenes
Ji et al. Gloss as an aspect of the measurement of appearance
David et al. Development of the IES method for evaluating the color rendition of light sources
Leloup et al. Toward the soft metrology of surface gloss: A review
Ferrero et al. Preliminary measurement scales for sparkle and graininess
Leloup et al. Luminance-based specular gloss characterization
Ruppertsberg et al. Rendering complex scenes for psychophysics using RADIANCE: How accurate can you get?
Ferrero et al. Spectral BRDF-based determination of proper measurement geometries to characterize color shift of special effect coatings
Leloup et al. Geometry of illumination, luminance contrast, and gloss perception
Ferrero et al. Definition of a measurement scale of graininess from reflectance and visual measurements
Ferrero et al. Variables separation of the spectral BRDF for better understanding color variation in special effect pigment coatings
Palchikova et al. Quantization noise as a determinant for color thresholds in machine vision
Gómez et al. Visual and instrumental correlation of sparkle by the magnitude estimation method
Höpe et al. " Multidimensional reflectometry for industry"(xD-Reflect) an European research project
Prasad et al. Metrics and statistics of frequency of occurrence of metamerism in consumer cameras for natural scenes
Jiang et al. Color-difference evaluation for 3D objects
Katrašnik et al. A method for characterizing illumination systems for hyperspectral imaging
Huertas et al. Influence of random-dot textures on perception of suprathreshold color differences
Busato et al. A simple imaging‐based technique for quantifying haze and transmittance of materials
Huang et al. Influences of shape, size, and gloss on the perceived color difference of 3D printed objects
Chorro et al. The minimum number of measurements for colour, sparkle, and graininess characterisation in gonio‐apparent panels
Samadzadegan et al. Controlling colour-printed gloss by varnish-halftones
Perales et al. Analysis of the colorimetric properties of goniochromatic colors using the MacAdam limits under different light sources
Sole et al. Evaluating an image-based bidirectional reflectance distribution function measurement setup
Strothkaemper et al. How to efficiently characterize special effect coatings