I.S. EN 29241-3:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ERGONOMIC REQUIREMENTS FOR OFFICE WORK WITH VISUAL DISPLAY TERMINALS (VDTS) - VISUAL DISPLAY REQUIREMENTS
Hardcopy , PDF
21-08-2009
English
01-01-1993
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Definitions
3 Guiding principles
4 Performance requirements
5 Design requirements and recommendations
5.1 Design viewing distance
5.2 Line-of-sight angle
5.3 Angle of view
5.4 Character height
5.5 Stroke width
5.6 Character width-to-height ratio
5.7 Raster modulation and fill factor
5.8 Character format
5.9 Character size uniformity
5.10 Between-character spacing
5.11 Between-word spacing
5.12 Between-line spacing
5.13 Linearity
5.14 Orthogonality
5.15 Display luminance
5.16 Luminance contrast
5.17 Luminance balance
5.18 Glare
5.19 Image polarity
5.20 Luminance uniformity
5.21 Luminance coding
5.22 Blink coding
5.23 Temporal instability (flicker)
5.24 Spatial instability (jitter)
5.25 Screen image colour
6 Measurement conditions and conventions
6.1 Measurement conditions
6.2 Photometric measurement requirements
6.3 Display luminance setting
6.4 Measurement locations
6.5 Screen distances
6.6 Specific measurements
7 Compliance
Annexes
A Analytical techniques for predicting screen flicker
A.1 An analytical method for predicting screen flicker
A.2 An algorithm for predicting flicker in a visual
display
B Empirical method for assessing temporal and
spatial instability (flicker and jitter) on screen
B.1 General
B.2 Procedure
B.3 Report
C Comparative user performance test method
C.1 Principle
C.2 Test subjects
C.3 The displays
C.4 Test workstation and environment
C.5 Test material
C.6 Familiarization with the test material
C.7 Procedure
C.8 Assessment of discomfort
C.9 Test results
C.10 Statistical treatment of results
C.11 Conformance
C.12 Bibliography
D Bibliography
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