{"id":1592,"date":"2015-06-03T22:42:34","date_gmt":"2015-06-03T22:42:34","guid":{"rendered":"http:\/\/trotest.megaflex.cz\/?page_id=1592"},"modified":"2025-12-11T17:58:30","modified_gmt":"2025-12-11T15:58:30","slug":"zaklady-laserovych-technologii","status":"publish","type":"page","link":"https:\/\/www.megaflex.cz\/lasery\/vedomosti\/zaklady-laserovych-technologii\/","title":{"rendered":"Z\u00e1klady laserov\u00fdch technologi\u00ed"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1592\" class=\"elementor elementor-1592\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7086cc0c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7086cc0c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-480152ef\" data-id=\"480152ef\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-12ae3a84 elementor-widget elementor-widget-image\" data-id=\"12ae3a84\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 25-10-2023 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1300\" height=\"520\" src=\"https:\/\/www.megaflex.cz\/lasery\/files\/2015\/06\/laser-spectrum.jpg\" class=\"attachment-full size-full wp-image-2965\" alt=\"\" srcset=\"https:\/\/www.megaflex.cz\/lasery\/files\/2015\/06\/laser-spectrum.jpg 1300w, https:\/\/www.megaflex.cz\/lasery\/files\/2015\/06\/laser-spectrum-300x120.jpg 300w, https:\/\/www.megaflex.cz\/lasery\/files\/2015\/06\/laser-spectrum-1024x410.jpg 1024w\" sizes=\"(max-width: 1300px) 100vw, 1300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ddce0f2 h2_style elementor-widget elementor-widget-text-editor\" data-id=\"ddce0f2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 25-10-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<h2>\u00a0<\/h2><h2>Co znamen\u00e1 &#8222;LASER&#8220;<\/h2><p>&#8222;LASER&#8220; je akronym z anglick\u00e9ho&#8220;<strong>L<\/strong>ight <strong>A<\/strong>mplification by <strong>S<\/strong>timulated <strong>E<\/strong>mission of <strong>R<\/strong>adiation&#8220;, \u010desky zesilov\u00e1n\u00ed sv\u011btla stimulovanou emis\u00ed z\u00e1\u0159en\u00ed. Lasery zesiluj\u00ed sv\u011btlo absorbov\u00e1n\u00edm a vyza\u0159ov\u00e1n\u00edm energie. Zdrojem energie, kter\u00fdm m\u016f\u017ee b\u00fdt nap\u0159. v\u00fdbojka nebo dioda, je do aktivn\u00edho prost\u0159ed\u00ed dod\u00e1v\u00e1na (&#8222;pumpov\u00e1na&#8220;) energie. Aktivn\u00edm prost\u0159ed\u00edm m\u016f\u017ee b\u00fdt nap\u0159. \u00a0ty\u010d krystalu u pevnol\u00e1tkov\u00fdch nebo sm\u011bs plyn\u016f u plynov\u00fdch laser\u016f. Dodan\u00e1 energie\u00a0energeticky vybud\u00ed elektrony aktivn\u00edho prost\u0159ed\u00ed ze z\u00e1kladn\u00ed energetick\u00e9 hladiny do vy\u0161\u0161\u00ed energetick\u00e9 hladiny, dojde k tzv. excitaci. Takto je do vy\u0161\u0161\u00edch energetick\u00fdch stav\u016f vybuzena v\u011bt\u0161ina elektron\u016f aktivn\u00edho prost\u0159ed\u00ed a vznik\u00e1 tak tzv. inverze populace.\u00a0P\u0159i op\u011btn\u00e9m p\u0159estupu elektronu na ni\u017e\u0161\u00ed energetickou hladinu dojde k vyz\u00e1\u0159en\u00ed (emisi) kvanta energie ve form\u011b foton\u016f. Tyto fotony n\u00e1sledn\u011b interaguj\u00ed s dal\u0161\u00edmi elektrony inverzn\u00ed populace, \u010d\u00edm\u017e spou\u0161t\u011bj\u00ed tzv. stimulovanou emisi foton\u016f, se stejnou frekvenc\u00ed a f\u00e1z\u00ed, i u nich.\u00a0Aktivn\u00ed prost\u0159ed\u00ed je uzav\u0159eno v tzv. rezon\u00e1toru, tvo\u0159en\u00e9ho nap\u0159. zrcadly. V n\u011bm doch\u00e1z\u00ed k odrazu foton\u016f a jejich op\u011btovn\u00e9mu pr\u016fchodu aktivn\u00edm prost\u0159ed\u00edm. To d\u00e1le podporuje stimulovanou emisi a doch\u00e1z\u00ed k zesilov\u00e1n\u00ed toku foton\u016f. V\u00fdsledn\u00fd sv\u011bteln\u00fd paprsek pak opou\u0161t\u00ed rezon\u00e1tor polopropustn\u00fdm zrcadlem.<\/p><h2>\u00a0<\/h2><h2>Vlastnosti laserov\u00e9ho paprsku<\/h2><p>Z\u00e1kladn\u00edmi vlastnostmi laserov\u00e9ho paprsku jsou:<\/p><ul><li>monochromati\u010dnost &#8211; jedna vlnov\u00e1 d\u00e9lka<\/li><li>koherentnost &#8211; sv\u011bteln\u00e9 vlny nejsou proti sob\u011b posunut\u00e9, jsou ve f\u00e1zi<\/li><li>mal\u00e1 divergence &#8211; paprsek vyslan\u00fd na M\u011bs\u00edc bude m\u00edt na jeho povrchu pr\u016fm\u011br 25 cm!<\/li><\/ul><p>Laserov\u00fd paprsek m\u016f\u017ee b\u00fdt zaost\u0159en pomoc\u00ed fokusa\u010dn\u00ed \u010do\u010dky. Extr\u00e9mn\u011b vysok\u00e1 hustota energie je soust\u0159ed\u011bna v ohnisku a m\u016f\u017ee b\u00fdt pou\u017eita pro taven\u00ed nebo odpa\u0159en\u00edm materi\u00e1lu. Krom\u011b toho, s pou\u017eit\u00edm vhodn\u00e9 optiky (zrcadel), laserov\u00e9 sv\u011btlo lze sm\u011brovat a odrazit, a to zcela bez jak\u00fdchkoli ztr\u00e1t i na velk\u00e9 vzd\u00e1lenosti. K naveden\u00ed laserov\u00e9ho paprsku na pracovn\u00ed plochu laseru se pou\u017e\u00edvaj\u00ed lasery s pohyblivou hlavou (flat bed nebo tak\u00e9 port\u00e1lov\u00e9) nebo pr\u016fmyslov\u00e9 lasery se skenerovou hlavou a galvanometricky nakl\u00e1p\u011bn\u00fdmi zrc\u00e1tky. Laserov\u00fd paprsek se tak st\u00e1v\u00e1 univerz\u00e1ln\u00edm n\u00e1strojem, kter\u00fd se neopot\u0159ebov\u00e1v\u00e1 a nikdy se neztup\u00ed.<\/p><h2>\u00a0<\/h2><h2>R\u016fzn\u00e9 lasery pro r\u016fzn\u00e9 aplikace<\/h2><p>B\u011b\u017en\u011b po\u017e\u00edvan\u00fdmi lasery jsou uzav\u0159en\u00e9 (&#8222;sealed-off&#8220;) plynov\u00e9 CO2 lasery a pevnol\u00e1tkov\u00e9 vl\u00e1knov\u00e9 lasery. Oba pracuj\u00ed ekonomicky a maj\u00ed dlouhou \u017eivotnost. CO2 lasery jsou pou\u017eiteln\u00e9 t\u00e9m\u011b\u0159 na v\u0161echny materi\u00e1ly s v\u00fdjimkou kov\u016f a lze je pou\u017e\u00edt jak pro grav\u00edrov\u00e1n\u00ed tak i pro \u0159ez\u00e1n\u00ed. Vl\u00e1knov\u00e9 lasery jsou vhodn\u00e9 pro zna\u010den\u00ed a grav\u00edrov\u00e1n\u00ed kov\u016f, a zm\u011bnu barvy u plast\u016f. Nav\u00edc s laserov\u00fdmi syst\u00e9my Trotec Speedy flexx, jedin\u00fdmi grav\u00edrkami, kter\u00e9 kombinuj\u00ed ob\u011b technologie a umo\u017e\u0148uj\u00ed pou\u017e\u00edt oba laserov\u00e9 zdroje v jedn\u00e9 \u00faloze, m\u016f\u017eete kombinovat v\u0161echny aplikace (grav\u00edrov\u00e1n\u00ed, zna\u010den\u00ed i \u0159ez\u00e1n\u00ed) stejn\u011b efektivn\u011b.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e66cf2 elementor-widget elementor-widget-button\" data-id=\"6e66cf2\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.megaflex.cz\/lasery\/lasery-stroje-pro-gravirovani-rezani-a-popis\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Klikn\u011bte zde a vyberte si za\u0159\u00edzen\u00ed podle sv\u00fdch pot\u0159eb<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-47cf8d87 elementor-hidden-mobile elementor-hidden-tablet elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"47cf8d87\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-218d67c\" data-id=\"218d67c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-63a6ee1a elementor-widget elementor-widget-heading\" data-id=\"63a6ee1a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 25-10-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h3 class=\"elementor-heading-title elementor-size-default\">Dal\u0161\u00ed vlastnosti<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4121fc18 elementor-hidden-mobile mg-menu-as-buttons elementor-widget elementor-widget-jet-mega-menu\" data-id=\"4121fc18\" data-element_type=\"widget\" data-widget_type=\"jet-mega-menu.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"menu-stranka-vedomosti-container\"><div class=\"jet-menu-container\"><div class=\"jet-menu-inner\"><ul class=\"jet-menu jet-menu--animation-type-move-down jet-menu--roll-up\"><li id=\"jet-menu-item-15496\" class=\"jet-menu-item jet-menu-item-type-custom jet-menu-item-object-custom jet-has-roll-up jet-simple-menu-item jet-regular-item jet-menu-item-15496\"><a href=\"https:\/\/megaflex.cz\/lasery\/vedomosti\/porovnani-dostupnych-typu-laseru\/\" class=\"top-level-link\" target=\"_blank\" rel=\"noopener\"><div class=\"jet-menu-item-wrapper\"><div class=\"jet-menu-title\">Typy laser\u016f<\/div><\/div><\/a><\/li>\n<li id=\"jet-menu-item-15497\" class=\"jet-menu-item jet-menu-item-type-custom jet-menu-item-object-custom jet-has-roll-up jet-simple-menu-item jet-regular-item jet-menu-item-15497\"><a href=\"https:\/\/megaflex.cz\/lasery\/vedomosti\/zaklady-laserovych-technologii\/\" class=\"top-level-link\" target=\"_blank\" rel=\"noopener\"><div class=\"jet-menu-item-wrapper\"><div class=\"jet-menu-title\">Z\u00e1klady o laserech<\/div><\/div><\/a><\/li>\n<li id=\"jet-menu-item-15498\" class=\"jet-menu-item jet-menu-item-type-custom jet-menu-item-object-custom jet-has-roll-up jet-simple-menu-item jet-regular-item jet-menu-item-15498\"><a href=\"https:\/\/megaflex.cz\/lasery\/vedomosti\/laserove-gravirovani\/\" class=\"top-level-link\" target=\"_blank\" rel=\"noopener\"><div class=\"jet-menu-item-wrapper\"><div class=\"jet-menu-title\">Jak laser grav\u00edruje<\/div><\/div><\/a><\/li>\n<li id=\"jet-menu-item-15499\" class=\"jet-menu-item jet-menu-item-type-custom jet-menu-item-object-custom jet-has-roll-up jet-simple-menu-item jet-regular-item jet-menu-item-15499\"><a href=\"https:\/\/megaflex.cz\/lasery\/vedomosti\/laserove-znaceni\/\" class=\"top-level-link\" target=\"_blank\" rel=\"noopener\"><div class=\"jet-menu-item-wrapper\"><div class=\"jet-menu-title\">Jak laser zna\u010d\u00ed<\/div><\/div><\/a><\/li>\n<li id=\"jet-menu-item-15500\" class=\"jet-menu-item jet-menu-item-type-custom jet-menu-item-object-custom jet-has-roll-up jet-simple-menu-item jet-regular-item jet-menu-item-15500\"><a href=\"https:\/\/megaflex.cz\/lasery\/vedomosti\/zaklady-laseroveho-rezani\/\" class=\"top-level-link\" target=\"_blank\" rel=\"noopener\"><div class=\"jet-menu-item-wrapper\"><div class=\"jet-menu-title\">Jak laser \u0159e\u017ee<\/div><\/div><\/a><\/li>\n<li id=\"jet-menu-item-15501\" class=\"jet-menu-item jet-menu-item-type-custom jet-menu-item-object-custom jet-has-roll-up jet-simple-menu-item jet-regular-item jet-menu-item-15501\"><a href=\"https:\/\/megaflex.cz\/lasery\/vedomosti\/laserova-bezpecnost\/\" class=\"top-level-link\" target=\"_blank\" rel=\"noopener\"><div class=\"jet-menu-item-wrapper\"><div class=\"jet-menu-title\">Bezpe\u010dnost laser\u016f<\/div><\/div><\/a><\/li>\n<\/ul><\/div><\/div><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u00a0 Co znamen\u00e1 &#8222;LASER&#8220; &#8222;LASER&#8220; je akronym z anglick\u00e9ho&#8220;Light Amplification by Stimulated Emission of Radiation&#8220;, \u010desky zesilov\u00e1n\u00ed sv\u011btla stimulovanou emis\u00ed z\u00e1\u0159en\u00ed. Lasery zesiluj\u00ed sv\u011btlo absorbov\u00e1n\u00edm a vyza\u0159ov\u00e1n\u00edm energie. Zdrojem energie, kter\u00fdm m\u016f\u017ee b\u00fdt nap\u0159. v\u00fdbojka nebo dioda, je do aktivn\u00edho prost\u0159ed\u00ed dod\u00e1v\u00e1na (&#8222;pumpov\u00e1na&#8220;) energie. Aktivn\u00edm prost\u0159ed\u00edm m\u016f\u017ee b\u00fdt nap\u0159. \u00a0ty\u010d krystalu u pevnol\u00e1tkov\u00fdch nebo sm\u011bs [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2964,"parent":2555,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false,"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"acf":[],"_links":{"self":[{"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/pages\/1592"}],"collection":[{"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/comments?post=1592"}],"version-history":[{"count":48,"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/pages\/1592\/revisions"}],"predecessor-version":[{"id":25407,"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/pages\/1592\/revisions\/25407"}],"up":[{"embeddable":true,"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/pages\/2555"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/media\/2964"}],"wp:attachment":[{"href":"https:\/\/www.megaflex.cz\/lasery\/wp-json\/wp\/v2\/media?parent=1592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}