[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.lekro.cz\/led-vyrobky\/#Article","mainEntityOfPage":"https:\/\/www.lekro.cz\/led-vyrobky\/","headline":"LED v\u00fdrobky","name":"LED v\u00fdrobky","description":"Historie Poj&Auml;me si trochu p&Aring;&#8482;ipomenout historii v osv&Auml;&#8250;tlen&Atilde;&shy; sv&Atilde;&frac12;ch domov&Aring;&macr;, proto&Aring;&frac34;e bez n&Auml;&#8250;j si lidstvo neum&Atilde;&shy; p&Aring;&#8482;edstavit sv&Aring;&macr;j &Aring;&frac34;ivot. V&Aring;&iexcl;e to za&Auml;alo objevem ohn&Auml;&#8250;, kdy si pra&Auml;lov&Auml;&#8250;k rozd&Auml;&#8250;l&Atilde;&iexcl;val ohe&Aring;&#710; v jeskyn&Atilde;&shy;ch, jen&Aring;&frac34; byl zdrojem sv&Auml;&#8250;tla a z&Atilde;&iexcl;rove&Aring;&#710; tepla, co&Aring;&frac34; bylo ide&Atilde;&iexcl;ln&Atilde;&shy; i k p&Aring;&#8482;&Atilde;&shy;prav&Auml;&#8250; j&Atilde;&shy;dla. Samoz&Aring;&#8482;ejm&Auml;&#8250; v&Atilde;&frac12;voj pokra&Auml;oval, a proto se p&Aring;&#8482;e&Aring;&iexcl;lo na sv&Atilde;&shy;&Auml;ky a [&hellip;]","datePublished":"2020-02-14","dateModified":"2024-02-12","author":{"@type":"Person","@id":"https:\/\/www.lekro.cz\/author\/#Person","name":"","url":"https:\/\/www.lekro.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/d6cba3ab97c30e0df0e32548954cb6b1550f4672bd3a4687bf1118b122d757e8?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/d6cba3ab97c30e0df0e32548954cb6b1550f4672bd3a4687bf1118b122d757e8?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"lekro.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.lekro.cz\/wp-content\/uploads\/img_a381710_w3068_t1592910130.jpg","url":"https:\/\/www.lekro.cz\/wp-content\/uploads\/img_a381710_w3068_t1592910130.jpg","height":0,"width":0},"url":"https:\/\/www.lekro.cz\/led-vyrobky\/","about":["Nakupov\u00e1n\u00ed"],"wordCount":777,"articleBody":" Historie Poj&Auml;me si trochu p&Aring;&#8482;ipomenout historii v osv&Auml;&#8250;tlen&Atilde;&shy; sv&Atilde;&frac12;ch domov&Aring;&macr;, proto&Aring;&frac34;e bez n&Auml;&#8250;j si lidstvo neum&Atilde;&shy; p&Aring;&#8482;edstavit sv&Aring;&macr;j &Aring;&frac34;ivot. V&Aring;&iexcl;e to za&Auml;alo objevem ohn&Auml;&#8250;, kdy si pra&Auml;lov&Auml;&#8250;k rozd&Auml;&#8250;l&Atilde;&iexcl;val ohe&Aring;&#710; v jeskyn&Atilde;&shy;ch, jen&Aring;&frac34; byl zdrojem sv&Auml;&#8250;tla a z&Atilde;&iexcl;rove&Aring;&#710; tepla, co&Aring;&frac34; bylo ide&Atilde;&iexcl;ln&Atilde;&shy; i k p&Aring;&#8482;&Atilde;&shy;prav&Auml;&#8250; j&Atilde;&shy;dla. Samoz&Aring;&#8482;ejm&Auml;&#8250; v&Atilde;&frac12;voj pokra&Auml;oval, a proto se p&Aring;&#8482;e&Aring;&iexcl;lo na sv&Atilde;&shy;&Auml;ky a n&Atilde;&iexcl;sledn&Auml;&#8250; olejov&Atilde;&copy; lampy. Dnes u&Aring;&frac34; tu m&Atilde;&iexcl;me &Aring;&frac34;&Atilde;&iexcl;rovky, jen&Aring;&frac34; pova&Aring;&frac34;ujeme jako samoz&Aring;&#8482;ejmost, ov&Aring;&iexcl;em i ty se d&Auml;&#8250;l&Atilde;&shy; na ur&Auml;it&Atilde;&copy; typy. Jako prvn&Atilde;&shy; tu m&Atilde;&iexcl;me klasiku s wolframov&Atilde;&frac12;m vl&Atilde;&iexcl;knem, jen&Aring;&frac34; se nah&Aring;&#8482;&Atilde;&shy;v&Atilde;&iexcl; elektrick&Atilde;&frac12; proudem a ten se m&Auml;&#8250;n&Atilde;&shy; na sv&Auml;&#8250;tlo. Ov&Aring;&iexcl;em tento proces nen&Atilde;&shy; a&Aring;&frac34; moc tak &Atilde;&ordm;&Auml;inn&Atilde;&frac12;, proto&Aring;&frac34;e tepeln&Atilde;&copy; ztr&Atilde;&iexcl;ty jsou velk&Atilde;&copy;, a proto nelze o&Auml;ek&Atilde;&iexcl;vat dobrou &Atilde;&ordm;&Auml;innost. LED &Aring;&frac34;&Atilde;&iexcl;rovky Dne&Aring;&iexcl;n&Atilde;&shy; dob&Auml;&#8250; &Aring;&frac34;&Atilde;&iexcl;rovek naprosto vl&Atilde;&iexcl;dne LED technologie, proto&Aring;&frac34;e m&Atilde;&iexcl; spoustu v&Atilde;&frac12;hod. Byla tu s n&Atilde;&iexcl;mi ji&Aring;&frac34; mnohem d&Aring;&#8482;&Atilde;&shy;ve, ov&Aring;&iexcl;em masivn&Atilde;&shy; vyu&Aring;&frac34;it&Atilde;&shy; se rozjelo a&Aring;&frac34; po vyn&Atilde;&iexcl;lezu sv&Auml;&#8250;tla modr&Atilde;&copy; barvy, za co&Aring;&frac34; byla ud&Auml;&#8250;lena i Nobelova cena. Za&Aring;&#8482;&Atilde;&shy;zenu je vlastn&Auml;&#8250; polovodi&Auml; se dv&Auml;&#8250;ma vrstvami, mezi kter&Atilde;&frac12;mi se pohybuj&Atilde;&shy; elektrony, co&Aring;&frac34; m&Atilde;&iexcl; za n&Atilde;&iexcl;sledek okam&Aring;&frac34;itou p&Aring;&#8482;em&Auml;&#8250;nu proudu na sv&Auml;&#8250;tlo. Velk&Atilde;&iexcl; v&Atilde;&frac12;hoda je i mo&Aring;&frac34;nost vyd&Atilde;&iexcl;v&Atilde;&iexcl;n&Atilde;&shy; jak&Atilde;&copy;koliv barvy sv&Auml;&#8250;tla, proto&Aring;&frac34;e to u klasick&Atilde;&copy; &Aring;&frac34;&Atilde;&iexcl;rovky bez filtru &Auml;i podobn&Atilde;&copy;ho za&Aring;&#8482;&Atilde;&shy;zen&Atilde;&shy; nep&Aring;&macr;jde. Vynikaj&Atilde;&shy; velkou &Aring;&frac34;ivotnost&Atilde;&shy; a minim&Atilde;&iexcl;ln&Atilde;&shy; spot&Aring;&#8482;eby, co&Aring;&frac34; p&Aring;&#8482;edev&Aring;&iexcl;&Atilde;&shy;m zaznamen&Atilde;&iexcl; Va&Aring;&iexcl;e pen&Auml;&#8250;&Aring;&frac34;enka. Z&Atilde;&iexcl;&Aring;&#8482;ivky Jedn&Atilde;&iexcl; se o v&Atilde;&frac12;bojku, jen&Aring;&frac34; funguje d&Atilde;&shy;ky elektrick&Atilde;&copy;mu proudu a z&Atilde;&iexcl;rove&Aring;&#710; sn&Atilde;&shy;&Aring;&frac34;en&Atilde;&copy;mu tlaku. V&Auml;&#8250;t&Aring;&iexcl;ina z n&Atilde;&iexcl;s si ji p&Aring;&#8482;edstav&Atilde;&shy; jako dlouhou trubici. K za&Auml;&Atilde;&iexcl;tku cel&Atilde;&copy;ho procesu je&Aring;&iexcl;t&Auml;&#8250; obvykle slou&Aring;&frac34;&Atilde;&shy; start&Atilde;&copy;r. Samoz&Aring;&#8482;ejm&Auml;&#8250; existuje spousta druh&Aring;&macr; a typ&Aring;&macr;. Velice obl&Atilde;&shy;ben&Atilde;&copy; jsou kruhov&Atilde;&copy; z&Atilde;&iexcl;&Aring;&#8482;ivky 2gx13. Ty d&Atilde;&shy;ky sv&Atilde;&copy;mu tvaru poskytnou dokonal&Atilde;&copy; osv&Auml;&#8250;tlen&Atilde;&shy; prostoru, co&Aring;&frac34; u klasick&Atilde;&frac12;ch &Aring;&frac34;&Atilde;&iexcl;rovek nen&Atilde;&shy; mo&Aring;&frac34;n&Atilde;&copy;. Obrovskou v&Atilde;&frac12;hodou je &Aring;&frac34;ivotnost okolo 13 000 hodin, co&Aring;&frac34; je opravdu slu&Aring;&iexcl;n&Atilde;&frac12; parametr. Z&Atilde;&iexcl;rove&Aring;&#710; se jedn&Atilde;&iexcl; o &Atilde;&ordm;sporn&Atilde;&copy; za&Aring;&#8482;&Atilde;&shy;zen&Atilde;&shy;, tak&Aring;&frac34;e za provoz opravdu neutrat&Atilde;&shy;te spoustu pen&Auml;&#8250;z. Je vyr&Atilde;&iexcl;b&Auml;&#8250;na kvalitn&Atilde;&shy;m v&Atilde;&frac12;robce Philips.                                                                                                                                                                                                                                                                                                                                                                                                 "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"LED v\u00fdrobky","item":"https:\/\/www.lekro.cz\/led-vyrobky\/#breadcrumbitem"}]}]