{"id":10407,"date":"2026-08-15T22:20:54","date_gmt":"2026-08-15T20:20:54","guid":{"rendered":"https:\/\/www.swissrocketman.fr\/Wordpress\/?p=10407"},"modified":"2026-08-16T10:25:56","modified_gmt":"2026-08-16T08:25:56","slug":"dpss-q-switch-triggered-uv-laser-maldi-200","status":"publish","type":"post","link":"https:\/\/www.swissrocketman.fr\/Wordpress\/dpss-q-switch-triggered-uv-laser-maldi-200\/","title":{"rendered":"DPSS Q-switch triggered UV laser Maldi 200"},"content":{"rendered":"<div class=\"flex_column av_one_full  flex_column_div av-zero-column-padding first  avia-builder-el-0  el_before_av_one_half  avia-builder-el-first  \" style='border-radius:0px; '><div  class='avia-image-container  av-styling-    avia-builder-el-1  avia-builder-el-no-sibling  avia-align-center '  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"  ><div class='avia-image-container-inner'><div class='avia-image-overlay-wrap'><img decoding=\"async\" class='wp-image-10409 avia-img-lazy-loading-not-10409 avia_image' src=\"https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma1-1.png\" alt='' title='ma1' height=\"630\" width=\"1100\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma1-1.png 1100w, https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma1-1-300x172.png 300w, https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma1-1-1030x590.png 1030w, https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma1-1-768x440.png 768w, https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma1-1-705x404.png 705w\" sizes=\"(max-width: 1100px) 100vw, 1100px\" \/><\/div><\/div><\/div><\/div>\n<div class=\"flex_column av_one_half  flex_column_div av-zero-column-padding first  avia-builder-el-2  el_after_av_one_full  el_before_av_one_half  column-top-margin\" style='border-radius:0px; '><div  class='avia-image-container  av-styling-    avia-builder-el-3  avia-builder-el-no-sibling  avia-align-center '  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"  ><div class='avia-image-container-inner'><div class='avia-image-overlay-wrap'><img decoding=\"async\" class='wp-image-10411 avia-img-lazy-loading-not-10411 avia_image' src=\"https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma2-1.png\" alt='' title='ma2' height=\"483\" width=\"380\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma2-1.png 380w, https:\/\/www.swissrocketman.fr\/Wordpress\/wp-content\/uploads\/2026\/08\/ma2-1-236x300.png 236w\" sizes=\"(max-width: 380px) 100vw, 380px\" \/><\/div><\/div><\/div><\/div>\n<div class=\"flex_column av_one_half  flex_column_div av-zero-column-padding   avia-builder-el-4  el_after_av_one_half  el_before_av_one_full  column-top-margin\" style='border-radius:0px; '><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock  '   itemprop=\"text\" ><p>Ce laser est un YAG DPSS q-switch tripl\u00e9 en fr\u00e9quence pomp\u00e9 par une diode laser QCW de 100W ou CW de 30W.<br \/>\nLe laser est complet il manque que la diode de pompage \u00e0 808nm pour un couplage par fibre optique.<\/p>\n<p>Ce laser se compose d&rsquo;une diode laser pompe QCW ou CW attach\u00e9 \u00e0 une fibre optique laquelle transporte l&rsquo;\u00e9nergie de pompage \u00e0 808nm sur le barreau YAG mont\u00e9 dans un bloc de cuivre pour dissiper la chaleur du barreau. Un jeu de lentilles servant \u00e0 concentr\u00e9 le rayonnement dans le YAG:Nd.<br \/>\nUne face du barreau est munie d&rsquo;un d\u00e9p\u00f4t multi-di\u00e9lectrique Rmax pour 1064nm et AR pour 808nm l&rsquo;autre face est AR 1064 et Rmax 808nm.<br \/>\nPuis un polariseur et une cellule de pockel permettent de d\u00e9clencher le laser pour obtenir des impulsions g\u00e9ante (Q-switch). Un miroir de sortie R 90%<br \/>\ntermine la cavit\u00e9 r\u00e9sonnante du laser. Viennent ensuite un SHG (doubleur de fr\u00e9quence) puis un THG (tripleur de fr\u00e9quence) ce qui permet d&rsquo;obtenir une \u00e9mission laser monomode puls\u00e9e de 7ns et 200kW cr\u00eate \u00e0 1000 pps<br \/>\nApr\u00e8s le triplement de fr\u00e9quence on trouve un t\u00e9lescope pour augmenter le diam\u00e8tre du faisceau et diminuer la divergence. En sortie il y a encore 2 filtres pour \u00e9limin\u00e9 le 532 et le 1064 nm.<\/p>\n<\/div><\/section><\/div>\n<div class=\"flex_column av_one_full  flex_column_div av-zero-column-padding first  avia-builder-el-6  el_after_av_one_half  el_before_av_one_full  column-top-margin\" style='border-radius:0px; '><div  class='avia-video avia-video-16-9   av-lazyload-immediate  av-lazyload-video-embed  '   itemprop=\"video\" itemtype=\"https:\/\/schema.org\/VideoObject\"  data-original_url='https:\/\/youtu.be\/xjHwog9gclU?si=8UNSvPVgRhdgheBD' ><script type='text\/html' class='av-video-tmpl'><div class='avia-iframe-wrap'><iframe loading=\"lazy\" title=\"DPSS Q-switch triggered 355nm UV laser\" width=\"1500\" height=\"844\" src=\"https:\/\/www.youtube.com\/embed\/xjHwog9gclU?feature=oembed&autoplay=0&loop=0&controls=1&mute=0\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div><\/script><div class='av-click-to-play-overlay'><div class=\"avia_playpause_icon\"><\/div><\/div><\/div><\/div>\n<div class=\"flex_column av_one_full  flex_column_div av-zero-column-padding first  avia-builder-el-8  el_after_av_one_full  el_before_av_one_full  column-top-margin\" style='border-radius:0px; 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