{"id":39684,"date":"2020-04-23T17:11:11","date_gmt":"2020-04-23T21:11:11","guid":{"rendered":"https:\/\/www.novacam.com\/?p=39684"},"modified":"2021-04-08T16:10:30","modified_gmt":"2021-04-08T20:10:30","slug":"automated-measurements-of-roughness-in-hard-to-reach-spaces","status":"publish","type":"post","link":"https:\/\/www.novacam.com\/fr\/2020\/04\/23\/automated-measurements-of-roughness-in-hard-to-reach-spaces\/","title":{"rendered":"Quand la rugosit\u00e9 est une corv\u00e9e - mesures automatis\u00e9es de Ra dans les espaces difficiles d'acc\u00e8s"},"content":{"rendered":"<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-5glagiy-24c7678ee694fc0d79d9f1210d9df560\">\n.flex_column.av-5glagiy-24c7678ee694fc0d79d9f1210d9df560{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-5glagiy-24c7678ee694fc0d79d9f1210d9df560 av_one_full  avia-builder-el-0  el_before_av_hr  avia-builder-el-first  first flex_column_div av-zero-column-padding'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b\">\n#top .hr.hr-invisible.av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b hr-invisible  avia-builder-el-1  el_before_av_textblock  avia-builder-el-first'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-jta74thu-22f5031782dd0fe4bc4bafd01ae05a96'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h1>Quand la rugosit\u00e9 est une corv\u00e9e - mesures automatis\u00e9es de Ra dans les espaces difficiles d'acc\u00e8s<\/h1>\n<p>Published on April 23, 2020<br \/>\nLast updated February 6, 2021<\/p>\n<\/div><\/section><\/p><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jta76ch1-54a185ff26301b40a16157b105ff1e0d\">\n#top .hr.hr-invisible.av-jta76ch1-54a185ff26301b40a16157b105ff1e0d{\nheight:30px;\n}\n<\/style>\n<div  class='hr av-jta76ch1-54a185ff26301b40a16157b105ff1e0d hr-invisible  avia-builder-el-3  el_after_av_one_full  el_before_av_one_half'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_one_half  avia-builder-el-4  el_after_av_hr  el_before_av_one_half  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Challenging roughness measurements<\/h2>\n<p><span style=\"font-weight: 400;\">Measuring roughness in hard-to-reach places is a challenge for many manufacturers. Narrow openings prevent the entry of many roughness gauges inside bores, tubes, cylinders, and other tight spaces. And yet, these surface finish measurements are often crucial to acquire, especially on parts where roughness affects part performance.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">To address this challenge, Novacam designs and manufactures <a href=\"https:\/\/www.novacam.com\/fr\/products\/profilometers\/\">PROFILOM\u00c8TRE OPTIQUE 3D<sup><small>TM<\/small><\/sup> syst\u00e8mes<\/a> that measure with small-diameter optical probes.\u00a0 These fiber-based probes reach inside to measure <\/span>roughness (as well as 3D geometry):<\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">on inside diameter (ID) surfaces of bores, tubes, and cylinders\u00a0<\/span><\/li>\n<li>on inside surfaces of tightly spaced blades of aerospace turbine disks<\/li>\n<li>on bottoms of blind holes, slots, or narrow channels<\/li>\n<li>and in other tight spaces where most other roughness gauges simply cannot reach.<\/li>\n<\/ul>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-x0kfjj-6d14582387d05690200a762658a281bc\">\n.flex_column.av-x0kfjj-6d14582387d05690200a762658a281bc{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-x0kfjj-6d14582387d05690200a762658a281bc av_one_half  avia-builder-el-6  el_after_av_one_half  el_before_av_one_half  flex_column_div av-zero-column-padding'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k9d7i3m0-ef6f307036029d5e3f94ddb66ea9fad2\">\n#top .hr.hr-invisible.av-k9d7i3m0-ef6f307036029d5e3f94ddb66ea9fad2{\nheight:50px;\n}\n<\/style>\n<div  class='hr av-k9d7i3m0-ef6f307036029d5e3f94ddb66ea9fad2 hr-invisible  avia-builder-el-7  el_before_av_textblock  avia-builder-el-first'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-jta78nsh-7836c01f8b2bd8af9c16d003cc129c68'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p style=\"text-align: right;\"><small>Click on images for close-up view<\/small><\/p>\n<\/div><\/section><br \/>\n<section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_39682\" style=\"width: 704px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_side_looking_probe700x400.jpg\" rel=\"attachment wp-att-39682\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-39682\" class=\"wp-image-39682 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_side_looking_probe700x400-e1587669471676.jpg\" alt=\"Novacam 4.6 mm diameter side-looking profilometer probe on motion stage about to measure the inside of a 15 mm ID metal tube.\" width=\"694\" height=\"185\" srcset=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_side_looking_probe700x400-e1587669471676.jpg 694w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_side_looking_probe700x400-e1587669471676-300x80.jpg 300w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_side_looking_probe700x400-e1587669471676-140x37.jpg 140w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_side_looking_probe700x400-e1587669471676-450x120.jpg 450w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><\/a><p id=\"caption-attachment-39682\" class=\"wp-caption-text\">Novacam 4.6 mm diameter side-looking profilometer probe on motion stage about to measure the inside of a 15 mm ID metal tube.<\/p><\/div>\n<\/div><\/section><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_one_half  avia-builder-el-10  el_after_av_one_half  el_before_av_one_fourth  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Roughness measurement on ID walls of tubes, bores and other narrow spaces<\/h2>\n<p><span style=\"font-weight: 400;\">NOVACAM OPTICAL 3D PROFILOMETER system <strong>accesses inside diameters (IDs) as narrow as 1 mm <\/strong>with its small-diameter side-looking optical probe.\u00a0 The probe <\/span>acquires a linear (axial) profile of the ID wall by scanning the ID surface while a linear motion stage advances it into the hard-to-reach space.<\/p>\n<p><span style=\"font-weight: 400;\">The probe directs a beam of low-coherence light at the measured surface, collects the light signal reflected back from the surface, and sends this signal back to the system interferometer via an optical fiber. This fiber can be several meters long.<\/span><\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-a60090e9859305b45c278f7f24e5073a\">\n.flex_column.av-4ritlre-a60090e9859305b45c278f7f24e5073a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-a60090e9859305b45c278f7f24e5073a av_one_fourth  avia-builder-el-12  el_after_av_one_half  el_before_av_one_half  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jta78nsh-7836c01f8b2bd8af9c16d003cc129c68'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_39679\" style=\"width: 574px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_hard-to-reach_ID_wall_with_side_looking_optical_probe-e1587661971575.jpg\" rel=\"attachment wp-att-38599\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-39679\" class=\"wp-image-39679 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_hard-to-reach_ID_wall_with_side_looking_optical_probe-e1587661971575.jpg\" alt=\"Measuring roughness on inside diameter walls\" width=\"564\" height=\"744\" srcset=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_hard-to-reach_ID_wall_with_side_looking_optical_probe-e1587661971575.jpg 564w, https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_hard-to-reach_ID_wall_with_side_looking_optical_probe-e1587661971575-227x300.jpg 227w, https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_hard-to-reach_ID_wall_with_side_looking_optical_probe-e1587661971575-106x140.jpg 106w, https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_hard-to-reach_ID_wall_with_side_looking_optical_probe-e1587661971575-534x705.jpg 534w, https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_hard-to-reach_ID_wall_with_side_looking_optical_probe-e1587661971575-450x594.jpg 450w\" sizes=\"auto, (max-width: 564px) 100vw, 564px\" \/><\/a><p id=\"caption-attachment-39679\" class=\"wp-caption-text\">Measuring roughness on inside diameter walls<\/p><\/div>\n<\/div><\/section><\/div><\/p>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_one_half  avia-builder-el-14  el_after_av_one_fourth  el_before_av_one_fourth  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Roughness measurement on bottoms of narrow channels or blind holes<\/h2>\n<p><span style=\"font-weight: 400;\">When equipped with a forward-looking probe, NOVACAM OPTICAL 3D PROFILOMETER systems measure roughness on surfaces that include<strong> bottoms of narrow grooves (channels, slots) or blind bore holes<\/strong>.\u00a0 These surfaces are notoriously difficult to scan with touch probes, optical systems that rely on triangulation, or with microscopes.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Since the system probes scan in a collinear manner (the outgoing and reflected beam travel along the same axis), they provide much better\u00a0 measurement coverage of\u00a0 bottom corners of <a href=\"https:\/\/www.novacam.com\/fr\/applications\/surfaces-a-haut-rapport-daspect\/\">caract\u00e9ristiques \u00e0 rapport d'aspect \u00e9lev\u00e9<\/a> such as steep-walled grooves.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Depending on the probe, standoff distance varies from 0.5 mm to 100 mm for standard probes and can be up to 1 m for non-standard probes.<\/span><\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-x0kfjj-6d14582387d05690200a762658a281bc\">\n.flex_column.av-x0kfjj-6d14582387d05690200a762658a281bc{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-x0kfjj-6d14582387d05690200a762658a281bc av_one_fourth  avia-builder-el-16  el_after_av_one_half  el_before_av_one_fourth  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jxeurpd5-aaebf3d315547c15a07a1158fcb774f6'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_39678\" style=\"width: 513px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_blind_hole_bottom_with_forward_looking_optical_probe-e1587661867813.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-39678\" class=\"wp-image-39678 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_blind_hole_bottom_with_forward_looking_optical_probe-e1587661867813.jpg\" alt=\"Measuring roughness on bottoms of blind holes\" width=\"503\" height=\"751\" srcset=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_blind_hole_bottom_with_forward_looking_optical_probe-e1587661867813.jpg 503w, https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_blind_hole_bottom_with_forward_looking_optical_probe-e1587661867813-201x300.jpg 201w, https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_blind_hole_bottom_with_forward_looking_optical_probe-e1587661867813-94x140.jpg 94w, https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_blind_hole_bottom_with_forward_looking_optical_probe-e1587661867813-472x705.jpg 472w, https:\/\/www.novacam.com\/wp-content\/uploads\/Measuring_blind_hole_bottom_with_forward_looking_optical_probe-e1587661867813-450x672.jpg 450w\" sizes=\"auto, (max-width: 503px) 100vw, 503px\" \/><\/a><p id=\"caption-attachment-39678\" class=\"wp-caption-text\">Measuring roughness on bottoms of blind holes<\/p><\/div>\n<\/div><\/section><\/div><\/p>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-x0kfjj-6d14582387d05690200a762658a281bc\">\n.flex_column.av-x0kfjj-6d14582387d05690200a762658a281bc{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-x0kfjj-6d14582387d05690200a762658a281bc av_one_fourth  avia-builder-el-18  el_after_av_one_fourth  el_before_av_one_half  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jxeurpd5-5491f3a15117daea2a4fc22084a252b6'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_39681\" style=\"width: 610px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-39681\" class=\"wp-image-39681 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596.jpg\" alt=\"NOVACAM standard forward-looking profilometer probe on 2-axis inspection station\" width=\"600\" height=\"596\" srcset=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596.jpg 600w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596-300x298.jpg 300w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596-140x140.jpg 140w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596-36x36.jpg 36w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596-180x180.jpg 180w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596-120x120.jpg 120w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer_forward_looking_probe600x596-450x447.jpg 450w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><p id=\"caption-attachment-39681\" class=\"wp-caption-text\">NOVACAM 18-mm diameter (standard) forward-looking profilometer probe on 2-axis inspection station<\/p><\/div>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_one_half  avia-builder-el-20  el_after_av_one_fourth  el_before_av_one_third  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Roughness calculated from acquired linear profile<\/h2>\n<p><span style=\"font-weight: 400;\"><strong>Measurements are acquired in a point-by-point manner at the rate of up to 100,000 3D point measurements per second<\/strong>, easily providing the point density required for calculating 2D roughness parameters such as\u00a0 average roughness (Ra), maximum valley depth (Rv), maximum peak height (Rp), maximum height (distance from highest peak to lowest valley)(Rt), root mean square roughness (Rq), skewness (Rsk) and kurtosis (Rku). <\/span><\/p>\n<p><span style=\"font-weight: 400;\"><strong>For the finest roughnesses, 2,100 3D point measurements per second is typically the preferred speed.<\/strong><\/span><\/p>\n<p><span style=\"font-weight: 400;\"><strong>The system offers excellent <\/strong><strong>roughness measurement capabilities:<\/strong>\u00a0<\/span><\/p>\n<ul>\n<li>Finest measurable roughness as low as 0.05 \u03bcm (2.0 \u03bcin). This limit depends on the probe selected for a particular application.<\/li>\n<li><span style=\"font-weight: 400;\">Ability to also measure roughness above 10 <\/span><span style=\"font-weight: 400;\">\u03bcm<\/span><span style=\"font-weight: 400;\"> (390 <\/span><span style=\"font-weight: 400;\">\u03bcin) <\/span><span style=\"font-weight: 400;\">Ra to meet the needs of applications such as additive manufacturing.<\/span><\/li>\n<\/ul>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-a60090e9859305b45c278f7f24e5073a\">\n.flex_column.av-4ritlre-a60090e9859305b45c278f7f24e5073a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-a60090e9859305b45c278f7f24e5073a av_one_third  avia-builder-el-22  el_after_av_one_half  el_before_av_three_fourth  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jta78nsh-7836c01f8b2bd8af9c16d003cc129c68'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_6943\" style=\"width: 860px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685.png\" rel=\"attachment wp-att-39240\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6943\" class=\"wp-image-6943 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685.png\" alt=\"Linear roughness measurements - Ra, Rz, Rq, Rp, Rv, Rt\" width=\"850\" height=\"685\" srcset=\"https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685.png 850w, https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685-140x113.png 140w, https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685-300x242.png 300w, https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685-768x619.png 768w, https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685-495x400.png 495w, https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685-705x568.png 705w, https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685-450x363.png 450w, https:\/\/www.novacam.com\/wp-content\/uploads\/2018\/05\/linear-roughness-graph850x685-80x64.png 80w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><\/a><p id=\"caption-attachment-6943\" class=\"wp-caption-text\">Linear roughness measurements &#8211; Ra, Rz, Rq, Rp, Rv, Rt<\/p><\/div>\n<\/div><\/section><\/div><\/p>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-x0kfjj-10aa22dfb69941da1361584775e36bcb\">\n.flex_column.av-x0kfjj-10aa22dfb69941da1361584775e36bcb{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-x0kfjj-10aa22dfb69941da1361584775e36bcb av_three_fourth  avia-builder-el-24  el_after_av_one_third  el_before_av_hr  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jxeurpd5-aaebf3d315547c15a07a1158fcb774f6'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Modular fiber-based system design<\/h2>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k9d8ur5e-5005227378747f08395dac14cc1209d9\">\n#top .hr.hr-invisible.av-k9d8ur5e-5005227378747f08395dac14cc1209d9{\nmargin-top:-20px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-k9d8ur5e-5005227378747f08395dac14cc1209d9 hr-invisible  avia-builder-el-26  el_after_av_three_fourth  el_before_av_one_third'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-x0kfjj-10aa22dfb69941da1361584775e36bcb\">\n.flex_column.av-x0kfjj-10aa22dfb69941da1361584775e36bcb{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-x0kfjj-10aa22dfb69941da1361584775e36bcb av_one_third  avia-builder-el-27  el_after_av_hr  el_before_av_two_third  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-jxeurpd5-5491f3a15117daea2a4fc22084a252b6'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span style=\"font-weight: 400;\">NOVACAM OPTICAL 3D PROFILOMETER system is a modular and fiber-based system: the measuring probe is connected with an optical fiber to the system interferometer (MICROCAM-3D or -4D), which provides the light source and also processes the returned optical signal into 3-dimensional topographical measurements.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Inspection may be fully automated and integrated with a <\/span>PLC (programmable logic controller).<\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-x0kfjj-6d14582387d05690200a762658a281bc\">\n.flex_column.av-x0kfjj-6d14582387d05690200a762658a281bc{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-x0kfjj-6d14582387d05690200a762658a281bc av_two_third  avia-builder-el-29  el_after_av_one_third  el_before_av_one_half  flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-jxeurpd5-5491f3a15117daea2a4fc22084a252b6'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_39680\" style=\"width: 610px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer-system-diagram-with-PC-connection-e1587662118327.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-39680\" class=\"wp-image-39680 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam_3D_Optical_Profilometer-system-diagram-with-PC-connection-e1587662118327.jpg\" alt=\"The OPTICAL 3D PROFILOMETER system comprises: 1) &lt;span style=&quot;font-weight: 400;&quot;&gt;optical side-looking or forward-looking probe, 2) MICROCAM-3D\/4D interferometer, 3) inspection station, 4) PC, and, 5) optionally, multiplexing hardware (not shown in diagram).&nbsp;&lt;\/span&gt;\" width=\"600\" height=\"217\" \/><\/a><p id=\"caption-attachment-39680\" class=\"wp-caption-text\">The OPTICAL 3D PROFILOMETER system comprises: 1) <span style=\"font-weight: 400;\">optical side-looking or forward-looking probe, 2) MICROCAM-3D\/4D interferometer, 3) inspection station, 4) PC, and, 5) optionally, multiplexing hardware (not shown in diagram).\u00a0<\/span><\/p><\/div>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_one_half  avia-builder-el-31  el_after_av_two_third  el_before_av_two_fifth  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Easy automation of roughness measurements<\/h2>\n<p><span style=\"font-weight: 400;\">The design of the OPTICAL 3D PROFILOMETER system fully supports <\/span><span style=\"background-color: rgba(var(--whitebusterr), var(--whitebusterg), var(--whitebusterb), 1);\">measurement automation.\u00a0\u00a0<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Probes are available in a range of lengths and sizes to measure ID roughness of parts as diverse as engine cylinders, actuators, orthopedic implants, bottoms of blind bores, and high-precision drilled rivet holes. <\/span><\/li>\n<li><span style=\"font-weight: 400;\">Probes are easily integrated with robots as well as any application-specific benchtop or inline motion mechanism. <\/span><\/li>\n<li>Probes can operate next to the measured surface while remaining connected to the system\u2019s signal processing detector (MICROCAM-3D\/4D interferometer) via a flexible optical fiber.\u00a0 The fiber can be several meters long.<\/li>\n<\/ul>\n<h3><\/h3>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-a60090e9859305b45c278f7f24e5073a\">\n.flex_column.av-4ritlre-a60090e9859305b45c278f7f24e5073a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-a60090e9859305b45c278f7f24e5073a av_two_fifth  avia-builder-el-33  el_after_av_one_half  el_before_av_one_half  flex_column_div av-zero-column-padding  column-top-margin'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b\">\n#top .hr.hr-invisible.av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b hr-invisible  avia-builder-el-34  el_before_av_textblock  avia-builder-el-first'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_39240\" style=\"width: 610px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam-3d-optical-profilometer-probes600x4841.24s.jpg\" rel=\"attachment wp-att-39240\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-39240\" class=\"wp-image-39240 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam-3d-optical-profilometer-probes600x4841.24s.jpg\" alt=\"Optical 3D profilometer probes\" width=\"600\" height=\"484\" srcset=\"https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam-3d-optical-profilometer-probes600x4841.24s.jpg 600w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam-3d-optical-profilometer-probes600x4841.24s-300x242.jpg 300w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam-3d-optical-profilometer-probes600x4841.24s-140x113.jpg 140w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam-3d-optical-profilometer-probes600x4841.24s-495x400.jpg 495w, https:\/\/www.novacam.com\/wp-content\/uploads\/Novacam-3d-optical-profilometer-probes600x4841.24s-450x363.jpg 450w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><p id=\"caption-attachment-39240\" class=\"wp-caption-text\">A range of probe lengths and sizes are available.<\/p><\/div>\n<\/div><\/section><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_one_half  avia-builder-el-36  el_after_av_two_fifth  el_before_av_two_fifth  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><ul>\n<li><span style=\"background-color: rgba(var(--whitebusterr), var(--whitebusterg), var(--whitebusterb), 1);\">Defining scan sequences is quick and easy with the use of a joystick and with optional setting of parameters in NOVACAM data acquisition software. Measurement recipes for various types of components are easily defined and then recalled with the press of a button or selected from a list.<\/span><\/li>\n<li><span style=\"background-color: rgba(var(--whitebusterr), var(--whitebusterg), var(--whitebusterb), 1);\">Scan definitions may also be invoked automatically by a PLC (programmable logic controller). In this way, the inspection cycle and the measurements obtained are independent of the operator.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Scan sequence can comprise multiple bores (or tubes, etc).<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">The systems offer capabilities such as automated pass\/fail reporting and exportable reports.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Optical switches are available for multiplexing more than 1 probe to a single MICROCAM interferometer. Multiplexed probes may be used one at a time. This option brings additional return on investment (ROI) to many installations.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">An application programming interface (API) is available for system integrators and OEMs to accommodate a wide variety of online and offline applications. Exported results may be integrated with data loggers and SPC software.<\/span><\/li>\n<\/ul>\n<h3><\/h3>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-a60090e9859305b45c278f7f24e5073a\">\n.flex_column.av-4ritlre-a60090e9859305b45c278f7f24e5073a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-a60090e9859305b45c278f7f24e5073a av_two_fifth  avia-builder-el-38  el_after_av_one_half  el_before_av_one_half  flex_column_div av-zero-column-padding'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b\">\n#top .hr.hr-invisible.av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b hr-invisible  avia-builder-el-39  el_before_av_textblock  avia-builder-el-first'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-jta78nsh-7836c01f8b2bd8af9c16d003cc129c68'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_979\" style=\"width: 562px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/2011\/04\/blisk-surface-inspect.png\" rel=\"attachment wp-att-979\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-979\" class=\"wp-image-979 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/2011\/04\/blisk-surface-inspect.png\" alt=\"Automated measurement of aerospace turbine blisk using 3 mm diameter side-looking probe \" width=\"552\" height=\"420\" srcset=\"https:\/\/www.novacam.com\/wp-content\/uploads\/2011\/04\/blisk-surface-inspect.png 552w, https:\/\/www.novacam.com\/wp-content\/uploads\/2011\/04\/blisk-surface-inspect-140x107.png 140w, https:\/\/www.novacam.com\/wp-content\/uploads\/2011\/04\/blisk-surface-inspect-300x228.png 300w, https:\/\/www.novacam.com\/wp-content\/uploads\/2011\/04\/blisk-surface-inspect-450x342.png 450w\" sizes=\"auto, (max-width: 552px) 100vw, 552px\" \/><\/a><p id=\"caption-attachment-979\" class=\"wp-caption-text\">Automated measurement of aerospace turbine blisk using 3 mm diameter side-looking probe<\/p><\/div>\n<\/div><\/section><\/p><\/div><\/p>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_one_half  avia-builder-el-41  el_after_av_two_fifth  el_before_av_one_half  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Additional benefits<\/h2>\n<p><span style=\"font-weight: 400;\">In addition to roughness measurement, NOVACAM OPTICAL 3D PROFILOMETER systems <\/span><span style=\"font-weight: 400;\">offre :<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Capacit\u00e9 de mesure <a href=\"https:\/\/www.novacam.com\/fr\/applications\/dimensions-3d-gdt\/\">dimensional parameters<\/a> (e.g., length of features, step height\/depth, angles, etc.), <\/span><span style=\"font-weight: 400;\">material <\/span><span style=\"font-weight: 400;\"><a href=\"https:\/\/www.novacam.com\/fr\/2020\/04\/21\/launch-of-novacam-optical-3d-profilometer-page-and-product-sheet\/\">l'\u00e9paisseur<\/a> (in the case of transparent or semi-transparent material), and\/or defects with the same probe as is used for roughness<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"background-color: rgba(var(--whitebusterr), var(--whitebusterg), var(--whitebusterb), 1);\">Ability to acquire a long profile<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Capacit\u00e9 \u00e0 travailler dans <a href=\"https:\/\/www.novacam.com\/fr\/applications\/environnements-hostiles\/\">environnements hostiles<\/a>, including extreme temperatures or pressures, or radioactive environments<\/span><\/li>\n<li>Measurement with no detrimental effect on the measured surfaces<span style=\"background-color: rgba(var(--whitebusterr), var(--whitebusterg), var(--whitebusterb), 1);\"> (this is not the case with contact styluses)\u00a0<\/span><\/li>\n<li><span style=\"background-color: rgba(var(--whitebusterr), var(--whitebusterg), var(--whitebusterb), 1);\">Non-contact probes that do not wear out &#8211; no need to buy <\/span><span style=\"font-weight: 400;\">expensive consumables such as touch probe styluses.<\/span><\/li>\n<\/ul>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-a60090e9859305b45c278f7f24e5073a\">\n.flex_column.av-4ritlre-a60090e9859305b45c278f7f24e5073a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-a60090e9859305b45c278f7f24e5073a av_one_half  avia-builder-el-43  el_after_av_one_half  el_before_av_one_half  flex_column_div av-zero-column-padding'     ><\/div><\/p>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_one_half  avia-builder-el-44  el_after_av_one_half  el_before_av_two_fifth  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Circumferential roughness<\/h2>\n<p><span style=\"font-weight: 400;\">In addition to providing a solution to measuring ID linear (or axial) roughness, Novacam also provides <a href=\"https:\/\/www.novacam.com\/fr\/2020\/07\/05\/measuring-surface-roughness-on-id-circumference\/\">solutions for measuring ID circumferential roughness<\/a><\/span><span style=\"font-weight: 400;\"> in hard to reach spaces.\u00a0<\/span><\/p>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-a60090e9859305b45c278f7f24e5073a\">\n.flex_column.av-4ritlre-a60090e9859305b45c278f7f24e5073a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-a60090e9859305b45c278f7f24e5073a av_two_fifth  avia-builder-el-46  el_after_av_one_half  el_before_av_three_fifth  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-jta78nsh-b67b46ce6fe86653fd5e58718b9eba3f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><div id=\"attachment_40449\" style=\"width: 1479px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.novacam.com\/wp-content\/uploads\/ID-surface-roughness-measurement-from-linear-or-circumferential-profile.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-40449\" class=\"wp-image-40449 size-full\" src=\"https:\/\/www.novacam.com\/wp-content\/uploads\/ID-surface-roughness-measurement-from-linear-or-circumferential-profile.png\" alt=\"Clients can obtain surface roughness from linear or circumferential profiles of an inside diameter.\" width=\"1469\" height=\"1054\" srcset=\"https:\/\/www.novacam.com\/wp-content\/uploads\/ID-surface-roughness-measurement-from-linear-or-circumferential-profile.png 1469w, https:\/\/www.novacam.com\/wp-content\/uploads\/ID-surface-roughness-measurement-from-linear-or-circumferential-profile-300x215.png 300w, https:\/\/www.novacam.com\/wp-content\/uploads\/ID-surface-roughness-measurement-from-linear-or-circumferential-profile-1030x739.png 1030w, https:\/\/www.novacam.com\/wp-content\/uploads\/ID-surface-roughness-measurement-from-linear-or-circumferential-profile-80x57.png 80w, https:\/\/www.novacam.com\/wp-content\/uploads\/ID-surface-roughness-measurement-from-linear-or-circumferential-profile-768x551.png 768w, https:\/\/www.novacam.com\/wp-content\/uploads\/ID-surface-roughness-measurement-from-linear-or-circumferential-profile-705x506.png 705w\" sizes=\"auto, (max-width: 1469px) 100vw, 1469px\" \/><\/a><p id=\"caption-attachment-40449\" class=\"wp-caption-text\">Novacam provides solutions for roughness measurement based on linear or circumferential profiles of an inside diameter.<\/p><\/div>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ritlre-77e79f35f081374d59dacef470d61ed9\">\n.flex_column.av-4ritlre-77e79f35f081374d59dacef470d61ed9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4ritlre-77e79f35f081374d59dacef470d61ed9 av_three_fifth  avia-builder-el-48  el_after_av_two_fifth  el_before_av_one_fourth  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-jta78nsh-7836c01f8b2bd8af9c16d003cc129c68'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Learn more<\/h2>\n<p><span style=\"font-weight: 400;\">Do you need to measure roughness (and\/or dimensions, thickness, or defects) in hard-to-reach spaces?<\/span><\/p>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3i3l8p-c05e2cae05f0b2f3157a3245207010de\">\n.flex_column.av-3i3l8p-c05e2cae05f0b2f3157a3245207010de{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-3i3l8p-c05e2cae05f0b2f3157a3245207010de av_one_fourth  avia-builder-el-50  el_after_av_three_fifth  el_before_av_one_full  flex_column_div av-zero-column-padding'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b\">\n#top .hr.hr-invisible.av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-k41uk0bc-6716d72e3ae6288039e46f9429341d5b hr-invisible  avia-builder-el-51  el_before_av_button  avia-builder-el-first'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<div  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class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div>","protected":false},"excerpt":{"rendered":"<p>Mesurer la rugosit\u00e9 dans des endroits difficiles d'acc\u00e8s est un d\u00e9fi pour de nombreux fabricants. Pour relever ce d\u00e9fi, Novacam con\u00e7oit et fabrique des profilom\u00e8tres optiques 3D qui mesurent \u00e0 l'int\u00e9rieur d'espaces restreints tels que les surfaces int\u00e9rieures d'al\u00e9sages, de tubes et de cylindres, ou le fond de trous borgnes, de fentes ou de canaux \u00e9troits o\u00f9 la plupart des autres jauges de rugosit\u00e9 ne peuvent tout simplement pas acc\u00e9der.<\/p>","protected":false},"author":3,"featured_media":39730,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"categories":[27,4],"tags":[101,102,23,100,116,18,46,115,19,32,98,99],"class_list":["post-39684","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-all","category-news","tag-blind-holes","tag-blind-slots","tag-bore-id","tag-high-aspect-ratio","tag-id-roughness","tag-inside-diameter","tag-inside-diameters","tag-linear-roughness","tag-measurements","tag-non-contact","tag-profilometer","tag-roughness"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>When roughness is a chore \u2013 automated Ra measurements in hard-to-reach spaces - Novacam<\/title>\n<meta name=\"description\" content=\"Measuring roughness in hard-to-reach places is a challenge for many manufacturers. 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