[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.spars.cz\/jak-a-kde-vybirat\/#Article","mainEntityOfPage":"https:\/\/www.spars.cz\/jak-a-kde-vybirat\/","headline":"Jak a kde vyb\u00edrat?","name":"Jak a kde vyb\u00edrat?","description":"LED \u017e\u00e1rovka je dnes u\u017e stejn\u011b b\u011b\u017en\u00e1 jako jin\u00e9 \u017e\u00e1rovky. Naleznete je v b\u011b\u017en\u00fdch obchodech elektro, supermarketech v\u0161eho druhu a…","datePublished":"2025-05-17","dateModified":"2025-05-17","author":{"@type":"Person","@id":"https:\/\/www.spars.cz\/author\/devene\/#Person","name":"devene","url":"https:\/\/www.spars.cz\/author\/devene\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/b653a05acc9928bc50547a0b6ed51698115bbf59840455a4bc9d337f928ec9d6?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/b653a05acc9928bc50547a0b6ed51698115bbf59840455a4bc9d337f928ec9d6?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"spars.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"url":"https:\/\/www.spars.cz\/jak-a-kde-vybirat\/","wordCount":239,"articleBody":"LED \u017e\u00e1rovka je dnes u\u017e stejn\u011b b\u011b\u017en\u00e1 jako jin\u00e9 \u017e\u00e1rovky. Naleznete je v b\u011b\u017en\u00fdch obchodech elektro, supermarketech v\u0161eho druhu a zam\u011b\u0159en\u00ed, na internetov\u00fdch obchodech. P\u0159esto\u017ee v\u0161ichni zd\u00e1nliv\u011b prod\u00e1vaj\u00ed to sam\u00e9, m\u016f\u017eou zde b\u00fdt rozd\u00edly. I ve v\u00fdrob\u011b LEDek se dosp\u011blo k jist\u00e9mu pokroku a posledn\u00ed generace \u017e\u00e1rovek maj\u00ed nesporn\u011b lep\u0161\u00ed parametry, ne\u017e generace p\u0159edch\u00e1zej\u00edc\u00ed. P\u0159i n\u00e1kupu samoz\u0159ejm\u011b t\u011b\u017eko pozn\u00e1te o jak\u00fd druh jde. Proto je rozhoduj\u00edc\u00ed orientovat se p\u0159i porovn\u00e1v\u00e1n\u00ed zejm\u00e9na podle n\u00e1sleduj\u00edc\u00edch \u00fadaj\u016f: je to v\u00fdkon ve watech (W) sv\u011bteln\u00fd tok (sv\u00edtivost) v lumenech (lm). Vpodstat\u011b tak zjist\u00edte skute\u010dnou \u00fa\u010dinnost a tedy i \u00faspornost \u017e\u00e1rovky.Porovn\u00e1vat, porovn\u00e1vatN\u011bkdy se uv\u00e1d\u00ed srovn\u00e1n\u00ed s klasickou \u017e\u00e1rovkou. Pozor! V\u00fdkon ale nen\u00ed sv\u00edtivost! (Uv\u00e1d\u00ed se \u010dast\u011bji sp\u00ed\u0161e p\u0159\u00edkon – tj. spot\u0159eba \u017e\u00e1rovek – v\u00fdkon je ve skute\u010dnosti nepatrn\u011b ni\u017e\u0161\u00ed, co\u017e ale z\u00e1sadn\u011b nem\u011bn\u00ed zp\u016fsob porovn\u00e1n\u00ed.) Z\u00e1sadn\u011b d\u016fle\u017eit\u00e1 je ale sv\u00edtivost. A o tu v\u00e1m p\u0159ece jde!Ze zdroj\u016f EU vypl\u00fdv\u00e1, \u017ee nap\u0159. klasick\u00e1 \u017e\u00e1rovka 60W m\u00e1 sv\u00edtivost 700-750 lm. Stejnou sv\u00edtivost v\u00e1m poskytne nap\u0159.LED \u017e\u00e1rovka s p\u0159\u00edkonem 9W, ale podle typu n\u011bkdy i jen 7W.                                                                                                                                                                                                                                                                                                                                                                                                "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Jak a kde vyb\u00edrat?","item":"https:\/\/www.spars.cz\/jak-a-kde-vybirat\/#breadcrumbitem"}]}]