{"id":691187,"date":"2024-11-06T05:24:44","date_gmt":"2024-11-06T05:24:44","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/tia-455-111-a2003\/"},"modified":"2024-11-06T05:24:44","modified_gmt":"2024-11-06T05:24:44","slug":"tia-455-111-a2003","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/tia\/tia-455-111-a2003\/","title":{"rendered":"TIA-455-111-A:2003"},"content":{"rendered":"<p>This part of IEC 60793 establishes uniform requirements for the<br \/>\nmechanical characteristic fibre curl or latent curvature, in<br \/>\nuncoated optical fibres. Fibre curl has been identified as an<br \/>\nimportant parameter for minimizing the splice loss of optical<br \/>\nfibres when using passive alignment fusion splicers or active<br \/>\nalignment mass fusion splicers.<\/p>\n<p>Two methods, presented in Annexes A and B respectively, are<br \/>\nrecognized for the measurement of fibre curl, in uncoated optical<br \/>\nfibres:<\/p>\n<ul>\n<li>method A: side view microscopy;<\/li>\n<li>method B: laser beam scattering.<\/li>\n<\/ul>\n<p>The side view microscopy procedure measures the radius of<br \/>\ncurvature of an uncoated fibre by determining the amount of<br \/>\ndeflection that occurs as an unsupported fibre end is rotated about<br \/>\nthe fibre&#039;s axis.<\/p>\n<p>The laser beam scattering procedure measures fibre curl in an<br \/>\noptical fibre by laser beam scattering. By knowing the maximum<br \/>\ndeflection of the fibre and the overhang distance from the fibre<br \/>\nfixture to the measurement point, the fibre&#039;s radius of curvature<br \/>\ncan be calculated from a simple circular model, the derivation of<br \/>\nwhich is given in annex C.<\/p>\n<p>Both methods are applicable to types A1, A2, A3 and B optical<br \/>\nfibres.<\/p>\n<p>Method A is the reference test method, used to resolve<br \/>\ndisputes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>FOTP-111 IEC-60793-1-34 Optical Fibers &#8211; Part 1-34: Measurement Methods and Test Procedures &#8211; Fibre Curl<\/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>2003<\/td>\n<td>20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":691198,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2646],"product_tag":[],"class_list":{"0":"post-691187","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\/691187","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\/691198"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=691187"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=691187"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=691187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}