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The information about the standard:
Designation standards: ASTM ADJE297015-EA
Note: Adjunct of the standard
SKU: NS-1088756
Approximate weight : 300 g (0.66 lbs)
Country: American technical standard
Category: Technical standards ASTM
Annotation of standard text ASTM ADJE297015-EA :
This adjunct contains an Excel Spreadsheet that can be used for conversion between NCS Notations and CIE Coordinates Color Coordinates: L*, a*, and b* in either direction. It also gives CIE Tristimulus values X, Y, Z, x, and y. The directions for using the spreadsheet are given in the Annex of E2970 with examples of the calculation. The notations are based on CIE Illuminant D65 and the CIE 1931 (2 degrees) Standard Observer, with measurements in the di:8 geometry.
This standard belongs to the adjunct
ASTM E2970-22
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Standard Practice for Specifying Color by the Natural Colour System (NCS)
Standard published on 1.10.2022
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