1、 IEC 61747-30-5 Edition 1.0 2019-01 INTERNATIONAL STANDARD Liquid crystal display devices Part 30-5:Optical measuring methods of transmissive transparent LCD modules IEC 61747-30-5:2019-01(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2019 IEC,Geneva,Switzerland All rights reserv
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9、C publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC 61747-30-5 Edition 1.0 2019-01 INTERNATIONAL STANDARD Liquid crystal display devices Part 30-5:Optical measuring methods of transmissive transparent LCD modules INTERNATIONAL
10、ELECTROTECHNICAL COMMISSION ICS 31.120 ISBN 978-2-8322-6420-1 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC 61747-30-5:2019 IEC 2019 CONTENTS FOREWORD.4 1 Scope.6 2 Normativ
11、e references.6 3 Terms,definitions,symbols and units.6 4 Measurement conditions.7 4.1 Standard measurement environmental conditions.7 4.2 Standard measurement darkroom conditions.8 4.3 Standard measurement locations.8 5 Measurement methods of on-screen properties.8 5.1 Measurement equipment and its
12、setup.8 5.2 Measurement methods.9 6 Measurement methods of through-screen properties.10 6.1 Luminous transmittance and its uniformity.10 6.1.1 Purpose.10 6.1.2 Measurement conditions.10 6.1.3 Measurement methods.10 6.2 Transmitted haze.11 6.2.1 Purpose.11 6.2.2 Measurement conditions.11 6.2.3 Test a
13、pparatus.11 6.2.4 Procedure.13 6.2.5 Results.14 6.2.6 Reporting.14 6.3 Colour shift.14 6.3.1 Purpose.14 6.3.2 Measurement conditions.14 6.3.3 Test apparatus.14 6.3.4 Procedure.15 6.3.5 Reporting.15 6.4 Contrast ratio offset.16 6.4.1 Purpose.16 6.4.2 Measurement conditions.16 6.4.3 Test apparatus.16
14、6.4.4 Procedure.16 6.4.5 Reporting.17 6.5 Sharpness.17 6.5.1 Purpose.17 6.5.2 Measuring conditions.17 6.5.3 Test apparatus.17 6.5.4 Procedure.18 6.5.5 Results.18 6.5.6 Reporting.20 6.6 MTF and Michelson contrast ratio.20 6.6.1 Purpose.20 6.6.2 Measurement conditions.20 6.6.3 Measurement methods.20 I
15、EC 61747-30-5:2019 IEC 2019 3 6.6.4 Reporting.22 7 Contrast ratio and colour coordinates with the incident illumination originating from objects behind the screen.22 7.1 Purpose.22 7.2 Measurement method with white light source.24 7.2.1 General.24 7.2.2 Measurement conditions.24 7.2.3 Measurement me
16、thod.24 7.3 Measurement method with collimated or directional light source.25 7.3.1 Purpose.25 7.3.2 Measurement conditions.25 7.3.3 Measurement method background.26 7.3.4 Measurement method.26 Bibliography.27 Figure 1 Measurement points.8 Figure 2 Measurement equipment and its configuration.9 Figure 3 Measurement configuration with light source.10 Figure 4 Schematic arrangement of the apparatus(TOP view).13 Figure 5 Measurement system and its configuration.15 Figure 6 Reference object and its c
