ISO INTERNATIONAL STANDARD 9241-333 First edition 2017-04 Ergonomics of human-system interaction - Part 333: Stereoscopic displays using glasses Ergonomie de I'interaction homme-systeme - Partie 333: Ecrans steréoscopiques utilisant des lunettes Reference number IS0 9241-333:2017(E) [so International Organization for Standardization ZHEJIANG INST OF STANDARDIZATION C1 5956617 @ IS0 2017 Not for Resale, 2017/8/21 02:38:25 ed without license from IHS IS09241-333:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. IsOcopyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel.+4122 749 0111 Fax +41 22 749 09 47 copyright@iso.org www.iso.org Internatinair PrganizationforStandardization ensee-ZHEJIANG INSTOF STANDARDIzARoISQa7 - All rights reserved Not for Resale, 2017/8/21 02:38:25 etworking permitted without license from IHS IS0 9241-333:2017(E) Contents Page Foreword ..V Introduction. ...vi 1 Scope. 2 Normative references 3 Terms and definitions 3.1 General terms. ..1 3.2 Human factors 3.3 Performance characteristics 4 4 Display technologies and their guiding principles ..4 5 Ergonomic requirements. .5 5.1 Viewing conditions 5.1.1 General. ..5 5.1.2 Design viewing distance .5 5.1.3 Design viewing direction .6 5.2 Luminance .6 5.2.1 General .6 5.2.2 Illuminance .6 5.2.3 Display luminance .6 5.3 Visual artefacts and fidelity. .6 5.3.1 General 5.3.2 Luminance non-uniformity 1 5.3.3 Interocular luminance difference 5.3.4 Interocular crosstalk 7 6 Optical laboratory test methods .8 6.1 General. 6.1.1 Basicmeasurementsandderivedprocedures ..8 6.1.2 Structure ..8 6.2 Measurement conditions. ..9 6.2.1 Preparations and procedures .9 6.2.2 Test accessories. .10 6.2.3 Test patterns .10 6.2.4 Alignment: measurement location and meter position .10 6.2.5 Light measuring device (LMD) .11 6.2.6 Measurement field. ..12 6.2.7 Angular aperture ..12 6.2.8 Metertime response. .12 6.2.9 Test illumination. .12 6.2.10 Other ambient test conditions ..12 6.3 Measurement methods .13 6.3.1 Basic light measurements. .13 6.3.2 P 333.1: Luminance angular distribution .15 6.3.3 P 334.1: Luminance angular uniformity .15 6.3.4 Luminanceanalysis... ..16 6.3.5 P 337.1: Interocular luminance difference. ..18 6.3.6 P 338.1: Interocular crosstalk .18 7 Analysis and compliance test methods .20 7.1 Compliance routes. .20 7.1.1 Intended context of use 20 7.1.2 Design viewing direction range (angle of inclination and azimuth) .21 7.1.3 Information about the technology. .22 7.1.4 Compliance assessment. 22 7.2 Conformance 27 ntemaionalganzation@7-All rights reserved iii see=ZHEJIANG INST OF STANDARDIZATION C1 5956617 ovided by IHS under license with ISO ed withoutlicensefrom IHS Not for Resale, 2017/8/21 02:38:25