{"id":72347,"date":"2023-10-20T06:00:33","date_gmt":"2023-10-20T04:00:33","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/dioda-laserowa-co-to-jest-i-jak-dziala\/"},"modified":"2026-04-08T11:04:11","modified_gmt":"2026-04-08T09:04:11","slug":"laserova-dioda-co-to-je-a-jak-funguje","status":"publish","type":"post","link":"https:\/\/botland.cz\/blog\/laserova-dioda-co-to-je-a-jak-funguje\/","title":{"rendered":"Laserov\u00e1 dioda &#8211; co to je a jak funguje?"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u010cas \u010dten\u00ed:<\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"72347\" class=\"elementor elementor-72347 elementor-67726\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0400d76 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0400d76\" data-element_type=\"section\" data-e-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-74a2084\" data-id=\"74a2084\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cc44e46 elementor-widget elementor-widget-text-editor\" data-id=\"cc44e46\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Lasery, zn\u00e1m\u00e9 ji\u017e mnoho desetilet\u00ed, se pou\u017e\u00edvaj\u00ed v \u0159ad\u011b za\u0159\u00edzen\u00ed a technologi\u00ed, kter\u00e9 pou\u017e\u00edv\u00e1me ka\u017ed\u00fd den. Zjist\u011bte, co p\u0159esn\u011b p\u0159edstavuj\u00ed a jak funguj\u00ed.<\/p>\n\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-21f8192 elementor-widget elementor-widget-heading\" data-id=\"21f8192\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Co je to laserov\u00e1 dioda?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4641252 elementor-widget elementor-widget-text-editor\" data-id=\"4641252\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>&#8220;Laser&#8221;<\/strong> je zkratka pro &#8220;Light Amplification by Stimulated Emission of Radiation&#8221;, co\u017e znamen\u00e1 <strong>zes\u00edlen\u00ed sv\u011btla nucenou emis\u00ed z\u00e1\u0159en\u00ed<\/strong>. Jin\u00fdmi slovy jde o \u010d\u00e1stice sv\u011btla (fotony), kter\u00e9 jsou excitov\u00e1ny tak, \u017ee vyza\u0159uj\u00ed energii ve form\u011b sv\u011btla soust\u0159ed\u011bn\u00e9ho do paprsku.<\/p>\n<p>Nejb\u011b\u017en\u011bj\u0161\u00edm zn\u00e1m\u00fdm \u0159e\u0161en\u00edm jsou <strong>polovodi\u010dov\u00e9<a href=\"https:\/\/botland.cz\/769-laserove-diody\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\">laserov\u00e9 diody<\/a><\/strong>, kter\u00e9 jsou vyrobeny z polovodi\u010dov\u00fdch materi\u00e1l\u016f, jejich\u017e struktura obsahuje &#8220;p-n&#8221; spojky. Vyzna\u010duj\u00ed se n\u00e1sleduj\u00edc\u00edmi vlastnostmi.<\/p>\n<ul style=\"font-size: 16px; background-color: #ffffff;\">\n<li style=\"font-size: 16px;\"><strong>Koherence<\/strong> &#8211; laserov\u00e9 diody vyza\u0159uj\u00ed koherentn\u00ed sv\u011bteln\u00e9 vlny se stejn\u00fdmi parametry (tj. f\u00e1ze, polarizace, vlnov\u00e1 d\u00e9lka). T\u00edm se mimo jin\u00e9 li\u0161\u00ed od b\u011b\u017en\u00e9 \u017e\u00e1rovky, kter\u00e1 sv\u011btlo rozptyluje. V tomto p\u0159\u00edpad\u011b se paprsek pohybuje jedn\u00edm sm\u011brem a zam\u011b\u0159uje se na malou oblast.<\/li>\n<li style=\"font-size: 16px;\"><strong>Monochromati\u010dnost<\/strong> &#8211; sv\u011btlo vyza\u0159ovan\u00e9 laserov\u00fdmi diodami m\u00e1 v\u017edy jednu barvu. Nej\u010dast\u011bji se vyskytuje v \u010derven\u00e9 nebo zelen\u00e9 barv\u011b. Pr\u016flomov\u00fdm objevem byl v\u00fdvoj modr\u00e9ho laseru. D\u00edky n\u011bmu se zrodila technologie disk\u016f Blu-ray.<\/li>\n<li style=\"font-size: 16px;\"><strong>Sm\u011brov\u00fd charakter vyza\u0159ovan\u00e9ho sv\u011btla<\/strong> &#8211; laserov\u00e9 diody vyza\u0159uj\u00ed svazek s n\u00edzkou divergenc\u00ed. Sv\u011bteln\u00e9 paprsky se nerozptyluj\u00ed, tak\u017ee se pohybuj\u00ed jedn\u00edm sm\u011brem, t\u00e9m\u011b\u0159 rovnob\u011b\u017en\u011b.<\/li>\n<li style=\"font-size: 16px;\"><strong>Dlouh\u00e1 \u017eivotnost<\/strong> &#8211; polovodi\u010dov\u00e9 diody se vyzna\u010duj\u00ed spolehlivost\u00ed a dlouhou \u017eivotnost\u00ed. D\u00edky tomu jsou \u0161iroce pou\u017eiteln\u00e9.<\/li>\n<\/ul>\n\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-3805b6e elementor-widget elementor-widget-heading\" data-id=\"3805b6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Jak funguje laserov\u00e1 dioda?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-ab9b97b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ab9b97b\" data-element_type=\"section\" data-e-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-50 elementor-inner-column elementor-element elementor-element-69998b1\" data-id=\"69998b1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eb5d640 elementor-widget elementor-widget-text-editor\" data-id=\"eb5d640\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Vysv\u011btlen\u00ed fungov\u00e1n\u00ed <a href=\"https:\/\/botland.cz\/769-laserove-diody\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><strong>laserov\u00e9 diody<\/strong><\/a>, je t\u0159eba nejprve vysv\u011btlit, jak funguje p\u0159enos energie mezi molekulami. Vezm\u011bme si <strong>atom,<\/strong> kter\u00fd m\u00e1 energetick\u00e9 hladiny (orbitaly). Mohou nab\u00fdvat specifick\u00fdch energetick\u00fdch hodnot, kter\u00e9 se prom\u00edtaj\u00ed do jejich excitace. \u010c\u00e1stice v\u0161ak nemohou uchov\u00e1vat energii donekone\u010dna, a proto se j\u00ed zbavuj\u00ed n\u011bkolika zp\u016fsoby, nap\u0159\u00edklad prost\u0159ednictv\u00edm z\u00e1\u0159iv\u00fdch a nez\u00e1\u0159iv\u00fdch p\u0159echod\u016f.<\/p>\n<p>Atomy lze excitovat <strong>opticky, elektricky nebo tepeln\u011b<\/strong>. Takto aktivovan\u00e9 \u010d\u00e1stice vyza\u0159uj\u00ed fotony nucen\u011b nebo spont\u00e1nn\u011b. Z\u00e1sadn\u00ed pro fungov\u00e1n\u00ed laserov\u00e9 diody je <strong>nucen\u00e1 excitace<\/strong>, p\u0159i n\u00ed\u017e <strong>foton,<\/strong> p\u016fsob\u00edc\u00ed jako <strong>katalyz\u00e1tor<\/strong>, proch\u00e1z\u00ed kolem excitovan\u00e9 molekuly a &#8220;spou\u0161t\u00ed&#8221; jej\u00ed emisi. Nen\u00ed j\u00edm v\u0161ak absorbov\u00e1n.<\/p>\n\t\t\t\t\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-188d8ba\" data-id=\"188d8ba\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-140a2a5 elementor-widget elementor-widget-image\" data-id=\"140a2a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/11815_1_kwadrat.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"11815_1_kwadrat\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NzIwODMsInVybCI6Imh0dHBzOlwvXC9ib3RsYW5kLmN6XC9ibG9nXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDIzXC8xMFwvMTE4MTVfMV9rd2FkcmF0LmpwZyJ9\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/11815_1_kwadrat-300x300.jpg\" class=\"attachment-medium size-medium wp-image-72083\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/11815_1_kwadrat-300x300.jpg 300w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/11815_1_kwadrat-768x768.jpg 768w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/11815_1_kwadrat.jpg 1023w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Laserov\u00e1 dioda 5mW \u010derven\u00e1 650nm 5V - te\u010dka.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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-fe551e1 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"fe551e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/laserove-diody\/11815-laserova-dioda-5mw-cervena-650nm-5v-tecka-5904422318024.html\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">POD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\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<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-c1f48e1 elementor-widget elementor-widget-spacer\" data-id=\"c1f48e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d688664 elementor-widget elementor-widget-heading\" data-id=\"d688664\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Hlavn\u00ed sou\u010d\u00e1sti laserov\u00e9 diody<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb11e7e elementor-widget elementor-widget-text-editor\" data-id=\"eb11e7e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Laser<\/strong> se skl\u00e1d\u00e1 ze t\u0159\u00ed \u010d\u00e1st\u00ed:<\/p>\n<ul style=\"font-size: 16px; background-color: #ffffff;\">\n<li style=\"font-size: 16px;\"><strong>aktivn\u00ed centrum,<\/strong><\/li>\n<li style=\"font-size: 16px;\"><strong>\u010derpac\u00ed syst\u00e9m,<\/strong><\/li>\n<li style=\"font-size: 16px;\"><strong>optick\u00fd rezon\u00e1tor.<\/strong><\/li>\n<\/ul>\n<p><strong>Aktivn\u00ed m\u00e9dium<\/strong> je materi\u00e1l, ve kter\u00e9m se vyza\u0159uje sv\u011btlo. M\u016f\u017ee b\u00fdt <strong>rub\u00ednov\u00e1, dus\u00edkov\u00e1, argonov\u00e1, argon-fluorov\u00e1<\/strong> nebo vyroben\u00e1 z <strong>nitridu galia<\/strong> \u010di <strong>fosfidu india<\/strong>. Aktivn\u00ed vrstva je um\u00edst\u011bna v <strong>optick\u00e9m rezon\u00e1toru<\/strong>. Jedn\u00e1 se o dv\u011b zrcadla obr\u00e1cen\u00e1 k sob\u011b tak, \u017ee se od nich neust\u00e1le odr\u00e1\u017e\u00ed sv\u011btlo. Za zm\u00ednku v\u0161ak stoj\u00ed, \u017ee jedno ze zrcadel je polopr\u016fhledn\u00e9, tak\u017ee sv\u011btlo (jeho \u010d\u00e1st) m\u016f\u017ee b\u00fdt vyza\u0159ov\u00e1no mimo rezon\u00e1tor. Celek je dopln\u011bn <strong>\u010derpac\u00edm syst\u00e9mem<\/strong> ur\u010den\u00fdm k dod\u00e1vce energie do aktivn\u00edho m\u00e9dia.<\/p>\n<p>Fungov\u00e1n\u00ed laserov\u00e9 diody nejl\u00e9pe ilustruje p\u0159\u00edklad prvn\u00edho zkonstruovan\u00e9ho <strong>rub\u00ednov\u00e9ho laseru<\/strong>. Jeho aktivn\u00edm prost\u0159edkem je ty\u010d vyroben\u00e1 z rub\u00ednu, tj. oxidu hlinit\u00e9ho dopovan\u00e9ho chromem. Nab\u00edj\u00ed se opticky pomoc\u00ed sv\u011btla, kter\u00e9 vych\u00e1z\u00ed z pulzn\u00ed v\u00fdbojky ve tvaru spir\u00e1ly obep\u00ednaj\u00edc\u00ed ty\u010d. \u010cerpac\u00ed syst\u00e9m dod\u00e1v\u00e1 energii do aktivn\u00ed vrstvy a excituje molekuly v n\u00ed. Po aktivaci samovoln\u011b vyza\u0159uj\u00ed sv\u011btlo. V ur\u010dit\u00e9m okam\u017eiku se intenzita emise zv\u00fd\u0161\u00ed a vznikne stav tzv. <strong>inverze obsazen\u00ed<\/strong> (v\u00edce molekul je v excitovan\u00e9m stavu ne\u017e v z\u00e1kladn\u00edm stavu).<\/p>\n<p>Aktivovan\u00e9 \u010d\u00e1stice jsou samovoln\u011b emitov\u00e1ny do v\u0161ech sm\u011br\u016f. Nevedou pod\u00e9l osy rezon\u00e1toru, a proto maj\u00ed pro v\u00fdkon laseru mal\u00fd v\u00fdznam. Fotony, kter\u00e9 se nach\u00e1zej\u00ed v ose rezon\u00e1toru, se naopak odr\u00e1\u017eej\u00ed mezi zrcadly a n\u011bkolikr\u00e1t proch\u00e1zej\u00ed aktivn\u00ed vrstvou, \u010d\u00edm\u017e zp\u016fsobuj\u00ed emisi po sob\u011b jdouc\u00edch foton\u016f, kter\u00e9 maj\u00ed stejnou vlnovou d\u00e9lku, sm\u011br \u0161\u00ed\u0159en\u00ed a dal\u0161\u00ed parametry. Ostatn\u00ed typy laser\u016f pracuj\u00ed na stejn\u00e9m principu, i kdy\u017e jsou vybaveny jin\u00fdmi aktivn\u00edmi vrstvami, maj\u00ed jin\u00e9 \u010derp\u00e1n\u00ed a jinou geometrii rezon\u00e1toru.<\/p>\n\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-f51dde1 elementor-widget elementor-widget-heading\" data-id=\"f51dde1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pou\u017eit\u00ed laserov\u00fdch diod<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-666a4e3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"666a4e3\" data-element_type=\"section\" data-e-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-50 elementor-inner-column elementor-element elementor-element-2d32a95\" data-id=\"2d32a95\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2c5166f elementor-widget elementor-widget-image\" data-id=\"2c5166f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/06450_22.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"06450_22\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NzIwODgsInVybCI6Imh0dHBzOlwvXC9ib3RsYW5kLmN6XC9ibG9nXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDIzXC8xMFwvMDY0NTBfMjIuanBnIn0%3D\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/06450_22-300x300.jpg\" class=\"attachment-medium size-medium wp-image-72088\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/06450_22-300x300.jpg 300w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/06450_22-1024x1024.jpg 1024w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/06450_22-768x768.jpg 768w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/10\/06450_22.jpg 1080w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Laserov\u00e1 dioda 5mW \u010derven\u00e1 650nm 5V.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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-20ea337 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"20ea337\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/laserove-diody\/6450-laserova-dioda-5mw-cervena-650nm-5v-5904422359782.html\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">POD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-ff7bf78\" data-id=\"ff7bf78\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-659ba56 elementor-widget elementor-widget-text-editor\" data-id=\"659ba56\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Laserov\u00e9 diody<\/strong> nach\u00e1zej\u00ed \u0161irok\u00e9 uplatn\u011bn\u00ed. V\u011bt\u0161ina lid\u00ed se jist\u011b mnohokr\u00e1t setkala s <strong>bodov\u00fdmi nebo ukazovac\u00edmi lasery,<\/strong> kter\u00e9 se pou\u017e\u00edvaj\u00ed mimo jin\u00e9 ve firm\u00e1ch, \u0161kol\u00e1ch a na univerzit\u00e1ch. M\u016f\u017ee je pou\u017e\u00edt p\u0159edn\u00e1\u0161ej\u00edc\u00ed ve t\u0159\u00edd\u011b nebo na obchodn\u00ed sch\u016fzce, aby na tabuli upozornil na prob\u00edranou problematiku. <\/p>\n<p>Tato za\u0159\u00edzen\u00ed obvykle vyza\u0159uj\u00ed sv\u011btlo ve tvaru bodu, i kdy\u017e jsou k dispozici i modely zobrazuj\u00edc\u00ed k\u0159\u00ed\u017e nebo \u010d\u00e1ru. Laserov\u00e9 diody se pou\u017e\u00edvaj\u00ed tak\u00e9 v zam\u011b\u0159ovac\u00edch za\u0159\u00edzen\u00edch, kter\u00e1 pom\u00e1haj\u00ed v\u00e9st hlave\u0148 zbran\u011b po\u017eadovan\u00fdm sm\u011brem, nebo v m\u011b\u0159ic\u00edch za\u0159\u00edzen\u00edch, jako je laserov\u00e1 vodov\u00e1ha.<\/p>\n\t\t\t\t\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<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-9fdb868 elementor-widget elementor-widget-spacer\" data-id=\"9fdb868\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15bee32 elementor-widget elementor-widget-text-editor\" data-id=\"15bee32\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Laserov\u00e9 diody jsou tak\u00e9 kl\u00ed\u010dovou sou\u010d\u00e1st\u00ed p\u0159ehr\u00e1va\u010d\u016f CD, DVD a Blu-ray. Sv\u011btlo, kter\u00e9 vyza\u0159uj\u00ed, se pou\u017e\u00edv\u00e1 ke \u010dten\u00ed dat z m\u00e9dia. Diodovou technologii lze nal\u00e9zt tak\u00e9 ve sn\u00edma\u010d\u00edch a tisk\u00e1rn\u00e1ch \u010d\u00e1rov\u00fdch k\u00f3d\u016f. Velmi obl\u00edben\u00e9 jsou tak\u00e9 ve v\u011bd\u011b, nap\u0159\u00edklad v biologii, chemii nebo fyzice, kde se pou\u017e\u00edvaj\u00ed k v\u00fdzkumu, nap\u0159\u00edklad k manipulaci s atomy.<\/p>\n\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-f60e91e elementor-widget elementor-widget-heading\" data-id=\"f60e91e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">V\u00fdkonn\u00e9 laserov\u00e9 diody pro grav\u00edrov\u00e1n\u00ed a \u0159ez\u00e1n\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26458b0 elementor-widget elementor-widget-text-editor\" data-id=\"26458b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Laserov\u00e9 diody se vyzna\u010duj\u00ed <strong>prom\u011bnliv\u00fdm v\u00fdkonem<\/strong>. Zat\u00edmco ty nejb\u011b\u017en\u011bj\u0161\u00ed, nap\u0159. v ukazov\u00e1tk\u00e1ch, jsou pro \u010dlov\u011bka bezpe\u010dn\u00e9 (pokud se jimi nesv\u00edt\u00ed do o\u010d\u00ed, kter\u00e9 mohou po\u0161kodit), specializovan\u00e9 lasery, kter\u00e9 maj\u00ed nap\u0159.<strong> 2000 mW a\u017e 6000 mW<\/strong>, lze pou\u017e\u00edt k <strong>\u0159ez\u00e1n\u00ed a grav\u00edrov\u00e1n\u00ed<\/strong>. S jejich pomoc\u00ed lze na nerezovou ocel nebo titan zav\u00e1d\u011bt vzory a zna\u010dky. Laserov\u00e9 diody vynikaj\u00ed tak\u00e9 p\u0159i <strong>\u0159ez\u00e1n\u00ed um\u011bl\u00fdch hmot<\/strong> (nap\u0159. plastu nebo pry\u017ee), d\u0159eva, textilu nebo um\u011bl\u00e9 \u010di p\u0159\u00edrodn\u00ed k\u016f\u017ee.<\/p>\n<p>Indika\u010dn\u00ed lasery obvykle vyza\u0159uj\u00ed vlnov\u00e9 d\u00e9lky ve viditeln\u00e9m p\u00e1smu, zat\u00edmco \u0159ezac\u00ed lasery vys\u00edlaj\u00ed paprsky r\u016fzn\u00fdch vlnov\u00fdch d\u00e9lek. V z\u00e1vislosti na \u00fa\u010delu pou\u017eit\u00ed mohou p\u0159ech\u00e1zet i do oblasti neviditeln\u00fdch vln, nap\u0159. <strong>infra\u010derven\u00e9ho z\u00e1\u0159en\u00ed<\/strong>.<\/p>\n\t\t\t\t\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<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Lasery, zn\u00e1m\u00e9 ji\u017e mnoho desetilet\u00ed, se pou\u017e\u00edvaj\u00ed v \u0159ad\u011b za\u0159\u00edzen\u00ed a technologi\u00ed, kter\u00e9 pou\u017e\u00edv\u00e1me ka\u017ed\u00fd den. Zjist\u011bte, co p\u0159esn\u011b p\u0159edstavuj\u00ed a jak funguj\u00ed.<\/p>\n","protected":false},"author":22,"featured_media":72115,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[548,549],"tags":[],"class_list":["post-72347","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-elektronika-cs","category-kompendium-cs"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Laserov\u00e1 dioda - co to je a jak funguje? - Botland<\/title>\n<meta name=\"description\" content=\"Laserov\u00e1 dioda se pou\u017e\u00edv\u00e1 v mnoha ka\u017edodenn\u00edch za\u0159\u00edzen\u00edch. 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