BS 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Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
31-01-2010
English
08-04-2005
Foreword
Introduction
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
Annex A (informative) 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
Annex B (informative) Empirical method for assessing
temporal and spatial instability
(flicker and jitter) on screen
B.1 General
B.2 Procedure
B.3 Report
Annex C (informative) Visual and comfort test
C.1 Principle
C.2 Test subjects
C.3 The displays
C.4 Test workstation and environment
C.5 Methods
C.6 Dependent measures
C.7 Statistical treatment of result
C.8 Conformance
C.9 Critical values for Barnard's U test
Annex D (informative) Bibliography
Figures
Tables
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