Otros

Otros

ISO 489:2022 - Plastics — Determination of refractive index
- This document specifies two test methods for determining the refractive index of plastics, namely:—    Method A: a refractometric method for measuring the refractive index of...
D1003 Standard Test Method for Haze and Luminous Transmittance of Transparent Plastics has been revised to D1003-21
- Significance and Use 4.1 Light that is scattered upon passing through a film or sheet of a material can produce a hazy or smoky field when objects are viewed through the...
D2457 Standard Test Method for Specular Gloss of Plastic Films and Solid Plastics has been revised to D2457-21
- Significance and Use 4.1 Specular gloss is used primarily as a measure of the shiny appearance of films and surfaces. Precise comparisons of gloss values are meaningful only...
Colorimetry - Part 1: CIE standard colorimetric observers (ISO/CIE 11664-1:2019)
- This document specifies colour-matching functions for use in colorimetry. Two sets of colour-matching functions are specified.â?? Colour-matching functions for the CIE 1931 standard colorimetric...
Colorimetry - Part 3: CIE tristimulus values (ISO/CIE 11664-3:2019)
- This document specifies methods of calculating the tristimulus values of colour stimuli for which the spectral distributions are provided. These colour stimuli can be produced by self-luminous light...
Colorimetry - Part 4: CIE 1976 L*a*b* colour space (ISO/CIE 11664-4:2019)
- This document specifies a method of calculating the coordinates of the CIE 1976 L*a*b* colour space, including correlates of lightness, chroma and hue. It includes two methods for calculating...
D5775 Standard Test Method for Rubber#x2014;Determination of Bound Styrene in Styrene Butadiene Rubber by Refractive Index has been reapproved, available as D5775-95(2019)
- Significance and Use 4.1 The bound styrene test is a measure of the bound monomeric composition of the rubber. It is used as a check on the accuracy of monomer charging...
Colorimetry - Part 5: CIE 1976 L*u*v* Colour space and u', v' uniform chromaticity scale diagram (ISO/CIE 11664-5:2016)
- ISO/CIE 11664-5:2016 specifies the method of calculating the coordinates of the CIE 1976 L*u*v* colour space including correlates of lightness, chroma, saturation and hue. It includes two methods for...
Colorimetry - Part 6: CIEDE2000 Colour-difference formula (ISO/CIE 11664-6:2014)
- This CIE International Standard specifies the method of calculating colour differences according to the CIEDE2000 formula. The Standard is applicable to input values of CIELAB L*, a*, b* coordinates...
D5775 Standard Test Method for Rubbermdash;Determination of Bound Styrene in Styrene Butadiene Rubber by Refractive Index has been reapproved, available as D5775-95(2014)
- Significance and Use 4.1 The bound styrene test is a measure of the bound monomeric composition of the rubber. It is used as a check on the accuracy of monomer charging and...
Colorimetry - Part 3: CIE tristimulus values (ISO 11664-3:2012)
- ISO 11664-3:2012 specifies methods of calculating the tristimulus values of colour stimuli for which the spectral distributions are provided. These colour stimuli may be produced by self-luminous...
D1003 Standard Test Method for Haze and Luminous Transmittance of Transparent Plastics has been revised to D1003-13
- Significance and Use 4.1 Light that is scattered upon passing through a film or sheet of a material can produce a hazy or smoky field when objects are viewed...
D2457 Standard Test Method for Specular Gloss of Plastic Films and Solid Plastics has been revised to D2457-13
- Significance and Use 4.1 Specular gloss is used primarily as a measure of the shiny appearance of films and surfaces. Precise comparisons of gloss values...
D1003 Standard Test Method for Haze and Luminous Transmittance of Transparent Plastics has been editorially changed, available as D1003-11e1
- Significance and Use Light that is scattered upon passing through a film or sheet of a material can produce a hazy or smoky field when objects are viewed through the material. Another...
Standard Test Method for Haze and Luminous Transmittance of Transparent Plastics
05/05/2011 - 1. Scope 1.1 This test method covers the evaluation of specific light-transmitting and wide-angle-light-scattering properties of planar sections of materials such as essentially transparent...