[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.kraff.cz\/2gx13-je-patice-kruhovych-kompaktnich-zarivek\/#Article","mainEntityOfPage":"https:\/\/www.kraff.cz\/2gx13-je-patice-kruhovych-kompaktnich-zarivek\/","headline":"2gx13 je patice kruhov\u00fdch kompaktn\u00edch z\u00e1\u0159ivek","name":"2gx13 je patice kruhov\u00fdch kompaktn\u00edch z\u00e1\u0159ivek","description":"2gx13 je modern\u00ed \u017e\u00e1rovkov\u00e1 patice ur\u010den\u00e1 p\u0159edev\u0161\u00edm pro kruhov\u00e9 kompaktn\u00ed z\u00e1\u0159ivky. Krom\u011b efektn\u00edho vzhledu se u t\u011bchto zdroj\u016f sv\u011btla zm\u011bnila...","datePublished":"2020-03-21","dateModified":"2024-01-17","author":{"@type":"Person","@id":"https:\/\/www.kraff.cz\/author\/#Person","name":"","url":"https:\/\/www.kraff.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/325464d7e09ffe52889ba6983accc5cdb65d0a54acd9a25cd7e409bd3eba713a?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/325464d7e09ffe52889ba6983accc5cdb65d0a54acd9a25cd7e409bd3eba713a?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"kraff.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.kraff.cz\/wp-content\/uploads\/art375781_4x3_20260814_121145_qcFPu4.jpg","url":"https:\/\/www.kraff.cz\/wp-content\/uploads\/art375781_4x3_20260814_121145_qcFPu4.jpg","height":0,"width":0},"url":"https:\/\/www.kraff.cz\/2gx13-je-patice-kruhovych-kompaktnich-zarivek\/","about":["Sport"],"wordCount":421,"articleBody":"\t2gx13  je modern\u00ed \u017e\u00e1rovkov\u00e1 patice ur\u010den\u00e1 p\u0159edev\u0161\u00edm pro kruhov\u00e9 kompaktn\u00ed z\u00e1\u0159ivky. Krom\u011b efektn\u00edho vzhledu se u t\u011bchto zdroj\u016f sv\u011btla zm\u011bnila \u0159ada dal\u0161\u00edch vlastnost\u00ed. \tV \u010dem se zlep\u0161ily kompaktn\u00ed z\u00e1\u0159ivky\t\tV konstrukci p\u0159ed\u0159adn\u00edku \u2013 p\u016fvodn\u00ed p\u0159ed\u0159adn\u00edky pracovaly na principu elektromagnetick\u00e9 indukce. To v\u0161ak p\u0159in\u00e1\u0161elo n\u011bkter\u00e1 \u00faskal\u00ed. P\u0159edn\u011b se \u010dast\u011bj\u0161\u00edm sp\u00edn\u00e1n\u00edm elektrick\u00e9ho obvodu zkracovala re\u00e1ln\u00e1 \u017eivotnost v\u00fdrobku, co\u017e p\u0159i tehdej\u0161\u00edch po\u0159izovac\u00edch cen\u00e1ch degradovalo jejich z\u00e1sadn\u00ed v\u00fdhody, i kdy\u017e se jim lidov\u011b p\u0159ezd\u00edvalo \u201e\u00fasporn\u00e9 z\u00e1\u0159ivky\u201c. Dal\u0161\u00edm nep\u0159\u00edjemn\u00fdm jevem byl dlouh\u00fd n\u00e1b\u011bh na pln\u00fd v\u00fdkon, a tak byly problematick\u00e9 zejm\u00e9na na chodb\u00e1ch a schodi\u0161t\u00edch, kde je \u017e\u00e1douc\u00ed dostatek sv\u011btla hlavn\u011b kr\u00e1tce po zapnut\u00ed vyp\u00edna\u010de. Sou\u010dasn\u00e1 elektronika, kter\u00e1 p\u016fvodn\u00ed p\u0159ed\u0159adn\u00edk nahradila, v\u0161echny tyto ne\u017e\u00e1douc\u00ed jevy eliminuje.\tVe v\u011brnosti zobrazovan\u00fdch barev \u2013 v tomto sm\u011bru vynikaly wolframov\u00e9 \u017e\u00e1rovky, byl to ve sv\u00e9 dob\u011b jedin\u00fd zdroj, kter\u00fd osv\u00edtil p\u0159edm\u011bty a okoln\u00ed prost\u0159ed\u00ed tak, \u017ee se zobrazily t\u00e9m\u011b\u0159 v re\u00e1ln\u00fdch barv\u00e1ch. Jde o tzv. \u201eindex pod\u00e1n\u00ed barev\u201c, zna\u010d\u00ed se Ra, nejvy\u0161\u0161\u00ed hodnota je 100 %. U \u017e\u00e1rovek byla jeho hodnota 95, ov\u0161em u prvn\u00edch kompaktn\u00edch z\u00e1\u0159ivek sotva 75. V sou\u010dasn\u00e9 dob\u011b se v\u0161ak vlivem v\u00fdvojov\u00fdch zm\u011bn v luminoforu posunul jejich index a\u017e k hodnot\u011b vl\u00e1knov\u00fdch \u017e\u00e1rovek na 95. To je velice d\u016fle\u017eit\u00e9 zejm\u00e9na ve zdravotnick\u00fdch za\u0159\u00edzen\u00edch ke spr\u00e1vn\u00e9 diagnostice chorob (barva poko\u017eky, zm\u011bny v o\u010dn\u00ed rohovce), ale nap\u0159. i v pr\u016fmyslov\u00e9 a zem\u011bd\u011blsk\u00e9 v\u00fdrob\u011b a v dom\u00e1cnosti p\u0159i p\u0159\u00edprav\u011b pokrm\u016f. \tBarevn\u00fd rozsah \u2013 roz\u0161\u00ed\u0159il se i rozsah barevn\u00e9 teploty (teploty chromati\u010dnosti) z p\u016fvodn\u00ed studen\u00e9 b\u00edl\u00e9 i na teplou, kter\u00e1 je vhodn\u00e1 tam, kde p\u016fvodn\u011b byly v provozu wolframov\u00e9 \u017e\u00e1rovky (ob\u00fdvac\u00ed pokoj, lo\u017enice, d\u011btsk\u00fd pokoj).\tV n\u00e1kladech na po\u0159\u00edzen\u00ed a provoz \u2013 technick\u00fd pokrok se nezastavil ani v konstrukci t\u011bchto zdroj\u016f sv\u011btla. V\u00fdrobci se sna\u017e\u00ed nab\u00edzet \u0161ir\u0161\u00ed sortiment za ni\u017e\u0161\u00ed cenu a s del\u0161\u00ed \u017eivotnost\u00ed, co\u017e vede nejen ke sn\u00ed\u017een\u00ed n\u00e1klad\u016f na v\u00fdrobu, ale pro koncov\u00e9ho z\u00e1kazn\u00edka to znamen\u00e1 konkurence schopn\u00fd zdroj v\u016f\u010di LED diod\u00e1m.                                                                                                                                                                                                                                                                                                                                                                                                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