{"id":691344,"date":"2024-11-06T05:25:19","date_gmt":"2024-11-06T05:25:19","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/tia-455-78-b2002\/"},"modified":"2024-11-06T05:25:19","modified_gmt":"2024-11-06T05:25:19","slug":"tia-455-78-b2002","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/tia\/tia-455-78-b2002\/","title":{"rendered":"TIA-455-78-B:2002"},"content":{"rendered":"<p>This part of IEC 60793 establishes uniform requirements for<br \/>\nmeasuring the attenuation of optical fibre, thereby assisting in<br \/>\nthe inspection of fibres and cables for commercial purposes.<\/p>\n<p>Four methods are described for measuring attenuation, one of<br \/>\nwhich being that for modelling spectral attenuation:<\/p>\n<p>\u2013 method A: cut-back;<\/p>\n<p>\u2013 method B: insertion loss;<\/p>\n<p>\u2013 method C: backscattering;<\/p>\n<p>\u2013 method D: modelling spectral attenuation.<\/p>\n<p>Methods A to C apply to the measurement of attenuation for all<br \/>\ncategories of the following fibres:<\/p>\n<p>\u2013 class A multimode fibres;<\/p>\n<p>\u2013 class B single-mode fibres.<\/p>\n<p>Method C, backscattering, also covers the location, losses and<br \/>\ncharacterization of point discontinuities.<\/p>\n<p>To date, method D has been demonstrated only on class B<br \/>\nfibres.<\/p>\n<p>Information common to all three measurements, and to the<br \/>\nmodelling method, appears in clauses 1 to 8, and information<br \/>\npertaining to each individual method appears in annexes A, B, C,<br \/>\nand D, respectively.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>FOTP-78 IEC 60793-1-40 Optical Fibers &#8211; Part 1-40: Measurement Methods and Test Procedures &#8211; Attenuation<\/b><\/p>\n<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\/tia\/\"><b>TIA<\/b><\/a><\/td>\n<td>2002<\/td>\n<td>38<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":691354,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2646],"product_tag":[],"class_list":{"0":"post-691344","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-tia","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/691344","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\/691354"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=691344"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=691344"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=691344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}