ASTM E805-01a

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Designation: E 805 – 01a
Standard Practice for
Identification of Instrumental Methods of Color or Color-
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Difference Measurement of Materials
This standard is issued under the fixed designation E 805; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
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1. Scope Products (Instrumental Determination of Gardner Color)
E 179 Guide for Selection of Geometric Conditions for
1.1 This practice covers the documentation of instrumental
Measurement of Reflection and Transmission Properties of
measurement of color or color difference for current commu-
2
Materials
nication or for future reference. The practice is applicable to
E 259 Practice for Preparation of Pressed Powder White
instrumental measurements of materials where color is seen by
Reflectance Factor Transfer Standards for Hemispherical
reflected, transmitted or emitted light and any combinations of
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and Bi-Directional Geometries
one or more of these processes. The practice is recommended
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E 284 Terminology of Appearance
for documentation of methodology in interlaboratory color-
E 308 Practice for Computing the Colors of Objects by
measurement programs.
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Using the CIE System
1.2 An adequate identification of an instrumental measure
E 313 Practice for Calculating Yellowness and Whiteness
of color or color-difference consists of five parts:
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Indices from Instrumentally Measured Color Coordinates
1.2.1 Nature and source of available samples and the form
E 991 Practice for Color Measurement of Fluorescent
of specimens actually measured,
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Specimens
1.2.2 Instrumental conditions of measurement, including
E 1164 Practice for Obtaining Spectrophotometric Data for
instrument geometrical and spectral conditions of measure-
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Object-Color Evaluation
ment,
E 1247 TestMethodforIdentifyingFluorescenceinObject-
1.2.3 Standards used,
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Color Specimens by Spectrophotometry
1.2.4 Data acquisition procedure, and
E 1331 Test Method for Reflectance Factor and Color by
1.2.5 Color scales employed.
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Spectrophotometry Using Hemispherical Geometry
1.3 This standard does not purport to address all of the
E 1345 Practice for Reducing the Effect of Variability of
safety concerns, if any, associated with its use. It is the
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Color Measurement by Use of Multiple Measurements
responsibility of whoever uses this standard to consult and
E 1347 Test Method for Color and Color- Difference Mea-
establish appropriate safety and health practices and deter-
2
surement by Tristimulus (Filter) Colorimetry
mine the applicability of regulatory limitations prior to use.
E 1348 Test Method for Transmittance and Color by Spec-
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2. Referenced Documents
trophotometry Using Hemispherical Geometry
E 1349 Test Method for Reflectance Factor and Color by
2.1 ASTM Standards:
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Spectrophotometry Using Bidirectional Geometry
D 1535 Practice for Specifying Color by the Munsell Sys-
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E 1708 Practice for Electronic Interchange of Color and
tem
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Appearance Data
D 2244 Test Method for Calculation of Color Differences
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E 1767 Practice for Specifying the Geometry of Observa-
from Instrumentally Measured Color Coordinates
tions and Measurements to Characterize theAppearance of
D 5386 Test Method for Color of Liquids UsingTristimulus
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Materials
Colorimetry
E 2152 Practice for Computing the Colors of Fluorescent
D 6166 Test Method for Color of Naval Stores and Related
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Objects from Bispectral Photometric Data
E 2153 Practice for Obtaining Bispectral Photometric Data
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This practice is under the jurisdiction of ASTM Committee E12 on Color and for Evaluation of Fluorescent Color
Appearance and is the direct responsibility of Subcommittee E12.04 on Color and
2.2 CIE Document:
Appearance Analysis.
CIE Publication 51 A Method for Assessing the Quality of
Current edition approved Dec. 10, 2001. Published February 2002. Originally
published as E 805 – 81. Last previous edition E 805 – 01.
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Annual Book of ASTM Standards, Vol 06.01.
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Annual Book of ASTM Standards, Vol 06.04. Annual Book of ASTM Standards, Vol 06.03.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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E 805 – 01a
FIG. 1 Sample Report Form
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Daylight Simulators for Colorimetry essential to document what has been done for the purpose of
inter-laboratory comparisons, or for future use.Asample form
3. Terminology
is provided in Fig. 1 to record identifying information appli-
cable to any instrumental method of color or color-difference
3.1 Definitions of terms in Terminology E 284 are appli-
measurement.
cable to this practice.
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