1、 IEC/TR 60825-13 Edition 2.0 2011-10 TECHNICAL REPORT Safety of laser products Part 13:Measurements for classification of laser products IEC/TR 60825-13:2011(E)colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No furth
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10、,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or distribution is permitted.Uncontro
11、lled when printed.IEC/TR 60825-13 Edition 2.0 2011-10 TECHNICAL REPORT Safety of laser products Part 13:Measurements for classification of laser products INTERNATIONAL ELECTROTECHNICAL COMMISSION XB ICS 31.260 PRICE CODE ISBN 978-2-88912-741-2 Registered trademark of the International Electrotechnic
12、al Commission colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 TR 60825-13 IEC:2011(E)CONTENTS FOREWORD.4 1 Scope.6 2 Normative referenc
13、es.6 3 Terms and definitions.6 4 Applicability.8 4.1 General.8 4.2 Initial considerations.8 5 Instrumentation requirements.9 6 Classification flow.10 7 Parameters for calculation of accessible emission limits.12 7.1 Wavelength().12 7.1.1 Wavelength determination.12 7.1.2 Ocular hazard regions.14 7.2
14、 Multiple wavelength sources.14 7.2.1 General.14 7.2.2 Single hazard region.15 7.2.3 Two or more hazard regions.15 7.3 Spectrally broad sources.15 7.3.1 General.15 7.3.2 Spectral regions with small variation of the AEL with wavelength.15 7.3.3 Spectral regions with large variation of the AEL with wa
15、velength(302,5 nm-315 nm,450 nm 600 nm and 1 150 nm 1 200 nm).16 7.3.4 Spectral regions containing hazard-type boundaries(near 400 nm and 1 400 nm).16 7.3.5 Very broad sources.16 7.4 Source temporal characteristics.17 7.4.1 General.17 7.4.2 Sources with limited“ON”time.17 7.4.3 Periodic or constant
16、duty factor sources.17 7.4.4 Sources with amplitude variation.19 7.4.5 Sources with varying pulse durations or irregular pulses.20 7.5 Angular subtense().20 7.5.1 General.20 7.5.2 Location of the reference point.22 7.5.3 Methods for determining angular subtense().23 7.5.4 Multiple sources and simple non-circular beams.26 7.6 Emission duration.31 7.6.1 General.31 7.6.2 Pulse duration.31 7.6.3 Pulse repetition frequency.31 7.7 Measurement conditions.31 7.7.1 General.31 7.7.2 Measurement conditi
