09/30199792 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
BS EN 61747-6-1 ED.2 - LIQUID CRYSTAL DISPLAY DEVICES - PART 6-1: MEASURING METHODS FOR LIQUID CRYSTAL DISPLAY MODULES - TRANSMISSIVE TYPE
Hardcopy , PDF
30-09-2012
English
1 SCOPE
2 Normative references
3 Illumination and illumination geometry
3.1 General comments and remarks on the
measurement of transmissive LCDs
3.2 Viewing-direction coordinate system
3.3 Basic illumination geometries
4 STANDARD MEASUREMENT EQUIPMENT
AND SETUP
4.1 Light Measuring Devices (LMD)
4.2 Positioning and alignment
4.3 Standard measurement arrangements
4.3.1 LMD conditions
4.3.2 Unwanted effects of receiver
inclination
4.3.3 Control and suppression of
front-surface reflections
4.4 Standard locations of measurement field
4.4.1 Matrix displays
4.4.2 Segment displays
4.5 Standard DUT operating conditions
4.5.1 General
4.5.2 STANDARD AMBIENT CONDITIONS
4.6 STANDARD MEASURING PROCESS
5 STANDARD MEASUREMENTS and EVALUATIONS
5.1 Luminance - photometric
5.1.1 Purpose
5.1.2 Measurement equipment
5.1.3 Measurement method
5.1.4 Definitions and Evaluations
5.2 Contrast Ratio
5.2.1 Purpose
5.2.2 Measurement equipment
5.2.3 Measurement method
5.2.4 Definitions and Evaluations
5.2.5 Specified conditions
5.3 Peak viewing direction/viewing angle range
5.3.1 Purpose/definition
5.3.2 Measurement equipment
5.3.3 Viewing angle
5.3.4 Viewing Angle Range Without
Gray-level Inversion
5.3.5 SPECULAR REFLECTANCE FROM
THE ACTIVE AREA SURFACE
5.4 Chromaticity and Reproduction of Colour
5.4.1 Purpose
5.4.2 Measurement equipment
5.4.3 Measurement method
5.4.4 Definitions and Evaluations
5.4.5 Specified conditions
5.5 ELECTRO-OPTICAL TRANSFER FUNCTION -
photometric
5.5.1 Purpose
5.5.2 Set-up
5.5.3 Procedure
5.5.4 Evaluation and representation
5.6 ELECTRO-OPTICAL TRANSFER FUNCTION - colorimetric
5.6.1 Purpose
5.6.2 Set-up
5.6.3 Procedure
5.6.4 Evaluation and representation
5.7 Lateral variations (photometric, colorimetric)
5.7.1 Purpose
5.7.2 Measurement equipment
5.7.3 Uniformity of luminance
5.7.4 Uniformity of white
5.7.5 Uniformity of chromaticity
5.7.6 Uniformity of primary colours
5.7.7 Cross-talk
5.7.8 Specified conditions
5.8 TEMPORAL VARIATIONS
5.8.1 Response time
5.8.2 Flicker/frame response (Multiplexed
displays)
5.8.3 Specified conditions
5.9 ELECTRICAL CHARACTERISTICS
5.9.1 Purpose
5.9.2 Measurement equipment
5.9.3 Measurement method
5.9.4 Definitions and Evaluations
5.9.5 Specified conditions
5.10 WARM-UP CHARACTERISTICS
5.10.1 Purpose
5.10.2 Measurement equipment
5.10.3 Measurement method
5.10.4 Specified conditions
ANNEX A (informative) - Standard measuring conditions
A.1 Equipment
A.2 Standard lighting conditions
A.3 Device without built-in backlight system
A.4 Light measurement methods and equipment
A.4.1 Apparatus for angular resolved luminance
measurement
A.4.2 Light measuring devices
References
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