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BS EN 29241-3:1993

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Ergonomic requirements for office work with visual display terminals (VDTs) Visual display requirements
Available format(s)

Hardcopy , PDF

Superseded date

31-01-2010

Language(s)

English

Published date

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

Specifies image quality requirements for design and evaluation of VDTs. A user performance assessment method is provided in an annex.

Committee
PH/9
DevelopmentNote
Supersedes 88/43796 DC, 99/564192 DC and BS 7179-3(1990) Also numbered as ISO 9241-3. (04/2005)
DocumentType
Standard
Pages
48
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

BS 7830:1996 Guide to the design and preparation of on-screen documentation for users of application software
BS 6493-1.5:1992 Semiconductor devices. Discrete devices Recommendations for optoelectronic devices - Section 5: Recommendations for optoelectronic devices
BS 7083:1996 Guide to the accommodation and operating environment for information technology (IT) equipment
IEEE 802.15.7-2011 IEEE Standard for Local and Metropolitan Area Networks--Part 15.7: Short-Range Wireless Optical Communication Using Visible Light

ISO 9241-5:1998 Ergonomic requirements for office work with visual display terminals (VDTs) — Part 5: Workstation layout and postural requirements
ISO/IEC 4873:1991 Information technology ISO 8-bit code for information interchange Structure and rules for implementation
BS DD202(1991) : 1991 ERGONOMIC PRINCIPLES IN THE DESIGN OF WORK SYSTEMS
ISO 9241-7:1998 Ergonomic requirements for office work with visual display terminals (VDTs) Part 7: Requirements for display with reflections
ISO 8317:2015 Child-resistant packaging Requirements and testing procedures for reclosable packages
ISO 9241-6:1999 Ergonomic requirements for office work with visual display terminals (VDTs) Part 6: Guidance on the work environment
ISO 9241-8:1997 Ergonomic requirements for office work with visual display terminals (VDTs) Part 8: Requirements for displayed colours
ISO 6385:2016 Ergonomics principles in the design of work systems

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