{"id":408055,"date":"2024-10-20T05:28:46","date_gmt":"2024-10-20T05:28:46","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-iec-tr-62471-42022\/"},"modified":"2024-10-26T09:57:10","modified_gmt":"2024-10-26T09:57:10","slug":"bsi-pd-iec-tr-62471-42022","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-iec-tr-62471-42022\/","title":{"rendered":"BSI PD IEC\/TR 62471-4:2022"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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2<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
4<\/td>\n | CONTENTS <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | FOREWORD <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | INTRODUCTION <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 1 Scope 2 Normative references 3 Terms, definitions and abbreviated terms 3.1 Terms and definitions <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 3.2 Abbreviated terms 4 Application 4.1 General 4.2 Safety precautions 4.3 Hazard assessment overview <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 4.4 Selection of hazards 4.5 Assessment levels Tables Table 1 \u2013 Optical radiation hazards considered by IEC 62471 <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 4.6 Initial filtering 4.7 Measurement quantities 4.7.1 Emission wavelengths <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 4.7.2 Irradiance <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 4.7.3 Radiance Figures Figure 1 \u2013 Schematic representation of irradiance measurement <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | Figure 2 \u2013 Consideration of filling of FOV Figure 3 \u2013 Example of a direct measurement of radiance using a lens and aperture <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | 4.7.4 Source size and location Figure 4 \u2013 Indirect measurement of radiance <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | 4.7.5 Temporal emission 4.8 Measurement uncertainty Figure 5 \u2013 Example of a rectangular source Figure 6 \u2013 Example of the non-uniform radiance distribution <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | 5 Test conditions 5.1 General 5.2 Dark room (level A) 5.3 Environmental conditions (level A) 5.4 Power supply 5.5 Product configuration 5.5.1 General <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 5.5.2 Warm up 5.5.3 Measurement distance <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | 5.6 Optical alignment 6 Performance characteristics: level A instruments 6.1 General Figure 7 \u2013 Example of the emission profiles <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | 6.2 Spectral irradiance and radiance 6.2.1 Spectral analysis <\/td>\n<\/tr>\n | ||||||
26<\/td>\n | Table 2 \u2013 Recommended wavelength accuracy Table 3 \u2013 Recommended bandwidths <\/td>\n<\/tr>\n | ||||||
27<\/td>\n | 6.2.2 Entrance optics <\/td>\n<\/tr>\n | ||||||
28<\/td>\n | 6.2.3 Calibration standards <\/td>\n<\/tr>\n | ||||||
29<\/td>\n | 6.3 Imaging devices 6.4 Temporal emission <\/td>\n<\/tr>\n | ||||||
30<\/td>\n | 6.5 Source size and location 7 Performance characteristics: level B instruments 7.1 General 7.2 Irradiance or radiance 7.2.1 General <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | 7.2.2 UV lines 7.2.3 Narrow band sources 7.2.4 Known spectral distribution <\/td>\n<\/tr>\n | ||||||
32<\/td>\n | 7.2.5 Luminance-based <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | 7.3 Apparent source location and subtense 7.4 Temporal emission <\/td>\n<\/tr>\n | ||||||
34<\/td>\n | Table A.1 \u2013 Examples of potential risk categories <\/td>\n<\/tr>\n | ||||||
37<\/td>\n | Figure B.1 \u2013 Examples of the diffuser optics <\/td>\n<\/tr>\n | ||||||
38<\/td>\n | Figure B.2 \u2013 Schematic representation of irradiance measurement <\/td>\n<\/tr>\n | ||||||
39<\/td>\n | Figure B.3 \u2013 Geometry of radiance measurement with a single thin lens <\/td>\n<\/tr>\n | ||||||
40<\/td>\n | Figure B.4 \u2013 Geometry of a general radiance measurement Figure B.5 \u2013 Setup of the aperture stop behind the lens <\/td>\n<\/tr>\n | ||||||
41<\/td>\n | Figure B.6 \u2013 Setup of the aperture stop in front of the lens <\/td>\n<\/tr>\n | ||||||
42<\/td>\n | Figure B.7 \u2013 Example of a 2D imaging detector <\/td>\n<\/tr>\n | ||||||
46<\/td>\n | Figure D.1 \u2013 Example of temporal pulse wave Figure D.2 \u2013 Example of a colour-tunable white LED lamp <\/td>\n<\/tr>\n | ||||||
47<\/td>\n | Figure D.3 \u2013 A single pulse wave <\/td>\n<\/tr>\n | ||||||
48<\/td>\n | Figure D.4 \u2013 Example of a spectrally variable pulse <\/td>\n<\/tr>\n | ||||||
50<\/td>\n | Figure F.1 \u2013 Example of a LED flashlight <\/td>\n<\/tr>\n | ||||||
51<\/td>\n | Figure F.2 \u2013 Example of a radiance profile Figure F.3 \u2013 Spectral radiance distribution <\/td>\n<\/tr>\n | ||||||
52<\/td>\n | Figure F.4 \u2013 Example of an infrared tungsten filament lamp Figure F.5 \u2013 Example of a radiance profile <\/td>\n<\/tr>\n | ||||||
53<\/td>\n | Figure F.6 \u2013 Spectral radiance and irradiance distributions Figure F.7 \u2013 Radiance profile of the lamp Figure F.8 \u2013 Example of a compact fluorescent lamp (CFL) <\/td>\n<\/tr>\n | ||||||
54<\/td>\n | Figure F.9 \u2013 Example of a radiance profile Figure F.10 \u2013 Spectral radiance and irradiance distribution <\/td>\n<\/tr>\n | ||||||
55<\/td>\n | Figure F.11 \u2013 Example of a radiance profile Figure F.12 \u2013 Example of a LED bulb <\/td>\n<\/tr>\n | ||||||
61<\/td>\n | Figure I.1 \u2013 Usual measurement conditions for the determination of (time integrated) radiance <\/td>\n<\/tr>\n | ||||||
62<\/td>\n | Figure I.2 \u2013 B(\u03bb)-weighted radiance distribution of a phosphor-coated white LED component <\/td>\n<\/tr>\n | ||||||
64<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Photobiological safety of lamps and lamp systems – Measuring methods<\/b><\/p>\n |