[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.dpress.cz\/neverili-byste-co-vsechno-najdete-na-krabicce\/#Article","mainEntityOfPage":"https:\/\/www.dpress.cz\/neverili-byste-co-vsechno-najdete-na-krabicce\/","headline":"Nev\u011b\u0159ili byste, co v\u0161echno najdete na krabi\u010dce","name":"Nev\u011b\u0159ili byste, co v\u0161echno najdete na krabi\u010dce","description":"Kdy\u017e jenom tro\u0161ku rozum\u00edte kelvin\u016fm, lumen\u016fm, nebo watt\u016fm, budete se divit, ale Vy p\u0159i v\u00fdb\u011bru \u017e\u00e1rovek na b\u00e1zi LED nebudete pot\u0159ebovat ani prodava\u010de, kter\u00fd by V\u00e1m n\u011bco musel vysv\u011btlovat. Obal LED \u017e\u00e1rovky V\u00e1m pod\u00e1ve\u0161ker\u00e9 pot\u0159ebn\u00e9 informace, a mo\u017en\u00e1 je\u0161t\u011b n\u011bco nav\u00edc!Kdy\u017e zn\u00e1te odborn\u00e9 term\u00edny. Je jasn\u00e9, \u017ee mus\u00edte alespo\u0148 tro\u0161ku n\u011bco v\u011bd\u011bt z oboru elektro, […]","datePublished":"2018-08-04","dateModified":"2023-04-28","author":{"@type":"Person","@id":"https:\/\/www.dpress.cz\/author\/#Person","name":"dpress.cz\n","url":"https:\/\/www.dpress.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/a4f7f6499f3b2a0764d0773f1f5d74780987cfbea7e736c0e74f6185bb257971?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a4f7f6499f3b2a0764d0773f1f5d74780987cfbea7e736c0e74f6185bb257971?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"dpress.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.dpress.cz\/wp-content\/uploads\/img_a323532_w1919_t1535253960.png","url":"https:\/\/www.dpress.cz\/wp-content\/uploads\/img_a323532_w1919_t1535253960.png","height":0,"width":0},"url":"https:\/\/www.dpress.cz\/neverili-byste-co-vsechno-najdete-na-krabicce\/","about":["N\u00e1kupy"],"wordCount":430,"articleBody":"Kdy\u017e jenom tro\u0161ku rozum\u00edte kelvin\u016fm, lumen\u016fm, nebo watt\u016fm, budete se divit, ale Vy p\u0159i v\u00fdb\u011bru \u017e\u00e1rovek na b\u00e1zi LED nebudete pot\u0159ebovat ani prodava\u010de, kter\u00fd by V\u00e1m n\u011bco musel vysv\u011btlovat. Obal LED \u017e\u00e1rovky V\u00e1m pod\u00e1ve\u0161ker\u00e9 pot\u0159ebn\u00e9 informace, a mo\u017en\u00e1 je\u0161t\u011b n\u011bco nav\u00edc!Kdy\u017e zn\u00e1te odborn\u00e9 term\u00edny. Je jasn\u00e9, \u017ee mus\u00edte alespo\u0148 tro\u0161ku n\u011bco v\u011bd\u011bt z oboru elektro, abyste prodava\u010de p\u0159i v\u00fdb\u011bru v\u016fbec nepot\u0159ebovali. Tak\u017ee se do toho pust\u00edme a opr\u00e1\u0161\u00edme v\u011bdomosti. \u00b7 Kelvin – K. Jednotka, kter\u00e1 ur\u010duje teplotu chromati\u010dnosti. To znamen\u00e1, \u017ee \u010d\u00edm v\u00edce Kelvin\u016f, t\u00edm b\u011blej\u0161\u00ed sv\u011btlo. To byste si mohli zapamatovat. Nap\u0159. denn\u00ed sv\u011btlo m\u00e1 teplotu kolem 6000K. Jestli chcete aktivn\u011b pracovat u pracovn\u00edho stolu, ide\u00e1ln\u00ed bude LED \u017e\u00e1rovka s ozna\u010den\u00edm 7000K. Naopak pro relaxaci bude sta\u010dit, t\u0159eba jen 2700K. \u00b7 Lumen \u2013 l. Jednotka sv\u011bteln\u00e9ho toku. V praxi to vypad\u00e1 tak, \u017ee na krabi\u010dce je ozna\u010den\u00ed, nap\u0159. 1055l, a to znamen\u00e1, \u017ee p\u0159\u00edkon klasick\u00e9 \u017e\u00e1rovky 75W zastupuje tato LED \u017e\u00e1rovka. A to s pouh\u00fdmi 12W. \u00b7 Watt \u2013 W. P\u0159edchoz\u00edm vysv\u011btlen\u00edm lumen\u016f jsme vlastn\u011b zodpov\u011bd\u011bli i dal\u0161\u00ed \u00fadaj na obalu tohoto sv\u011bteln\u00e9ho zdroje. Je-li tam uvedeno u nakreslen\u00e9 klasick\u00e9 \u017e\u00e1rovky s vl\u00e1knem 75W, znamen\u00e1 to, \u017ee LED \u017e\u00e1rovka tuto klasiku nahrazuje. Ale s ni\u017e\u0161\u00edm p\u0159\u00edkonem. \u00b7 Dal\u0161\u00ed \u00fadaje na obalu LED \u017e\u00e1rovek jsou v\u00edcem\u00e9n\u011b jasn\u00e9 ka\u017ed\u00e9mu laikovi. Nap\u0159. to, \u017ee m\u00e1 \u017eivotnost 20 000 hodin. \u017de ji m\u016f\u017eete 25 000kr\u00e1t rozsv\u00edtit a vydr\u017e\u00ed. Samoz\u0159ejm\u011b, \u017ee je tam uv\u00e1d\u011bna i patice. A nakonec i rozm\u011bry, kter\u00e9 jsou pro kupuj\u00edc\u00edho tak\u00e9 podstatn\u00e9. LED \u017e\u00e1rovka se mus\u00ed vej\u00edt do sv\u00edtidla, \u017ee ano! \u00b7 Ur\u010dit\u011b na ka\u017ed\u00e9m obalu najdete tak\u00e9 to, na kolik procent\u0161et\u0159\u00ed \u017eivotn\u00ed prost\u0159ed\u00ed. Je to jasn\u00e9, proto\u017ee LED \u017e\u00e1rovka neobsahuje rtu\u0165 a obsah uhl\u00edku je tak\u00e9 n\u00edzk\u00fd. \u00b7 Dokonce najdete i \u00fadaj, kter\u00fd se t\u00fdk\u00e1 pou\u017eit\u00ed sv\u011bteln\u00e9ho zdroje p\u0159i r\u016fzn\u00fdch teplot\u00e1ch. Na\u0161\u00ed pomyslnou \u017e\u00e1rovkou m\u016f\u017eete sv\u00edtit v rozmez\u00ed teplot -25\u00b0C a\u017e +45\u00b0C. Jen si vezm\u011bte do rukou LED \u017e\u00e1rovku v obalu a pro\u010d\u00edtejte si v\u0161echny \u00fadaje. Uvid\u00edte, \u017ee prodava\u010de pot\u0159ebovat nebudete. V\u0161echno se dozv\u00edte i bez pomoci.                                                                                                                                                                                                                                                                                                                                                                                        4\/5 - (6 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Nev\u011b\u0159ili byste, co v\u0161echno najdete na krabi\u010dce","item":"https:\/\/www.dpress.cz\/neverili-byste-co-vsechno-najdete-na-krabicce\/#breadcrumbitem"}]}]