{"id":445708,"date":"2024-10-20T08:43:09","date_gmt":"2024-10-20T08:43:09","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-iec-tr-622852023\/"},"modified":"2024-10-26T16:14:17","modified_gmt":"2024-10-26T16:14:17","slug":"bsi-pd-iec-tr-622852023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-iec-tr-622852023\/","title":{"rendered":"BSI PD IEC TR 62285:2023"},"content":{"rendered":"<h4>PDF Catalog<\/h4>\n<table border=\"1px\" class=\"des-table\">\n<tr>\n<th>PDF Pages<\/th>\n<th>PDF Title<\/th>\n<\/tr>\n<tr>\n<td><b>2<b><\/td>\n<td>undefined  <\/td>\n<\/tr>\n<tr>\n<td><b>4<b><\/td>\n<td>CONTENTS  <\/td>\n<\/tr>\n<tr>\n<td><b>6<b><\/td>\n<td>FOREWORD  <\/td>\n<\/tr>\n<tr>\n<td><b>8<b><\/td>\n<td>1 Scope  <br \/> 2 Normative references <br \/> 3 Terms and definitions <br \/> 4 Abbreviated terms and symbols <br \/> 4.1 Abbreviated terms  <\/td>\n<\/tr>\n<tr>\n<td><b>9<b><\/td>\n<td>4.2 Symbols <br \/> 5 Background and overview of methods  <\/td>\n<\/tr>\n<tr>\n<td><b>10<b><\/td>\n<td>6 Apparatus <br \/> 6.1 General <br \/> 6.2 Light source <br \/> 6.3 Input optics <br \/> 6.4 Input positioner <br \/> 6.5 Cladding mode stripper <br \/> 6.6 Output positioner <br \/> 6.7 Output optics  <\/td>\n<\/tr>\n<tr>\n<td><b>11<b><\/td>\n<td>6.8 Computer <br \/> 7 Samples and specimens <br \/> 8 Procedure <br \/> 9 Calculations of interpretation of results  <\/td>\n<\/tr>\n<tr>\n<td><b>12<b><\/td>\n<td>10 Results <br \/> 10.1 Information available with each measurement <br \/> 10.2 Information available upon request  <\/td>\n<\/tr>\n<tr>\n<td><b>14<b><\/td>\n<td>Annex A (normative) Continuous wave dual-frequency method <br \/> A.1 General  <br \/> A.2 Apparatus <br \/> A.2.1 Layout of apparatus <br \/> Figure A.1 \u2013 Output spectral characteristics  <\/td>\n<\/tr>\n<tr>\n<td><b>15<b><\/td>\n<td>A.2.2 Sources <br \/> A.2.3 Optical signal conditioning <br \/> Figure A.2 \u2013 Apparatus for method A  <\/td>\n<\/tr>\n<tr>\n<td><b>16<b><\/td>\n<td>A.2.4 Power meters <br \/> A.2.5 Optical spectrum analyser <br \/> A.3 Samples and specimens  <\/td>\n<\/tr>\n<tr>\n<td><b>17<b><\/td>\n<td>A.4 Procedure <br \/> A.4.1 General <br \/> A.4.2 Calibration <br \/> A.4.3 Operation  <\/td>\n<\/tr>\n<tr>\n<td><b>18<b><\/td>\n<td>A.5 Calculations <br \/> A.5.1 Calculate phase values <br \/> A.5.2 Confirm assumptions <br \/> A.5.3 Complete the calculation <br \/> Figure A.3 \u2013 Relationship of phase to intensity ratio  <\/td>\n<\/tr>\n<tr>\n<td><b>19<b><\/td>\n<td>Figure A.4 \u2013 Relationship of phase to power  <\/td>\n<\/tr>\n<tr>\n<td><b>20<b><\/td>\n<td>Annex B (normative) Pulsed single-frequency method (PM) <br \/> B.1 General  <br \/> B.2 Apparatus <br \/> B.2.1 Layout of apparatus <br \/> B.2.2 Source <br \/> B.2.3 Optical signal conditioning <br \/> Figure B.1 \u2013 Test set-up for method B  <\/td>\n<\/tr>\n<tr>\n<td><b>21<b><\/td>\n<td>B.2.4 Power meters <br \/> B.2.5 Optical pulsewidth measurement <br \/> B.2.6 Optical spectrum analyser <br \/> B.3 Samples and specimens <br \/> Figure B.2 \u2013 Output spectra  <\/td>\n<\/tr>\n<tr>\n<td><b>22<b><\/td>\n<td>B.4 Procedure <br \/> B.5 Calculations <br \/> B.5.1 Peak power <br \/> B.5.2 Phase shift <br \/> B.5.3 Complete the calculations  <\/td>\n<\/tr>\n<tr>\n<td><b>23<b><\/td>\n<td>Figure B.3 \u2013 Phase vs. peak input power for method B  <\/td>\n<\/tr>\n<tr>\n<td><b>24<b><\/td>\n<td>Annex C (informative) Guidance on the selection of fibre test length, power and difference in optical wavelength when using method A <br \/> Table C.1 \u2013 Fibre characteristics for method A (representative values)  <\/td>\n<\/tr>\n<tr>\n<td><b>25<b><\/td>\n<td>Bibliography  <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><b>Application guidelines for nonlinear coefficient measuring methods<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/bsi\/\"><b>BSI<\/b><\/a><\/td>\n<td>2023<\/td>\n<td>26<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":445718,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[649,2641],"product_tag":[],"class_list":{"0":"post-445708","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-33-180-10","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/445708","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/445718"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=445708"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=445708"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=445708"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}