[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.bratsky.cz\/plnospektralni-osvetleni-dobyva-svet\/#Article","mainEntityOfPage":"https:\/\/www.bratsky.cz\/plnospektralni-osvetleni-dobyva-svet\/","headline":"Plnospektr\u00e1ln\u00ed osv\u011btlen\u00ed dob\u00fdv\u00e1 sv\u011bt","name":"Plnospektr\u00e1ln\u00ed osv\u011btlen\u00ed dob\u00fdv\u00e1 sv\u011bt","description":"Plnospektr\u00e1ln\u00ed sv\u011bteln\u00e9 zdroje jsou b\u011b\u017en\u011b pou\u017e\u00edv\u00e1ny a prod\u00e1v\u00e1ny v USA, kde je tak\u00e9 k dispozici p\u0159\u00edslu\u0161n\u00fd normativ.","datePublished":"2017-12-12","dateModified":"2023-05-16","author":{"@type":"Person","@id":"https:\/\/www.bratsky.cz\/author\/#Person","name":"","url":"https:\/\/www.bratsky.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/4e6a74466e4227c12d5306875d08720cdfce3572213740db6f4a2e5e46e710ff?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/4e6a74466e4227c12d5306875d08720cdfce3572213740db6f4a2e5e46e710ff?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"bratsky.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.bratsky.cz\/wp-content\/uploads\/img_a307107_w1733_t1518469656.jpg","url":"https:\/\/www.bratsky.cz\/wp-content\/uploads\/img_a307107_w1733_t1518469656.jpg","height":0,"width":0},"url":"https:\/\/www.bratsky.cz\/plnospektralni-osvetleni-dobyva-svet\/","about":["Nakupov\u00e1n\u00ed"],"wordCount":453,"articleBody":"\tPlnospektr\u00e1ln\u00ed sv\u011bteln\u00e9 zdroje jsou b\u011b\u017en\u011b pou\u017e\u00edv\u00e1ny a prod\u00e1v\u00e1ny v USA, kde je tak\u00e9 k dispozici p\u0159\u00edslu\u0161n\u00fd normativ. Sleduj\u00ed se p\u0159edev\u0161\u00edm dva z\u00e1kladn\u00ed ukazatele:\tIndex pod\u00e1n\u00ed barev Ra, ozna\u010dovan\u00fd jako CRI znamen\u00e1 hodnotu, nakolik se sv\u011bteln\u00fd zdroj p\u0159ibli\u017euje k optim\u00e1ln\u00edmu sv\u011bteln\u00e9mu zdroji, kter\u00fdm je nap\u0159. Slunce. Nejvy\u0161\u0161\u00ed (ide\u00e1ln\u00ed hodnota) je 100. V\u00fdrobci Vita-Life (USA) ud\u00e1vaj\u00ed hodnotu plnospektr\u00e1ln\u00edch sv\u011btel v rozmez\u00ed 91 – 96, v\u00fdrobce NASLI (Evropsk\u00e1 unie) index 98 u vyr\u00e1b\u011bn\u00fdch tzv. line\u00e1rn\u00edch z\u00e1\u0159ivek a 92 u kompaktn\u00edch plnospektr\u00e1ln\u00edch t\u011bles. Pro zaj\u00edmavost, b\u011b\u017en\u00e9 z\u00e1\u0159ivky maj\u00ed index Ra p\u0159ibli\u017en\u011b 65.\t\tDal\u0161\u00edm ukazatelem je n\u00e1hradn\u00ed teplota chromati\u010dnosti Tc, ozna\u010dovan\u00e1 jako CCT. Ta se zab\u00fdv\u00e1 teplotou barev tohoto sv\u011bteln\u00e9ho zdroje. Hodnota men\u0161\u00ed ne\u017e 6000 K je teplej\u0161\u00ed \u017elut\u00e9 sv\u011btlo, 6500 K odpov\u00edd\u00e1 b\u00edl\u00e9mu poledn\u00edmu sv\u011btlu a hodnota nad 7000 K naopak modr\u00e9mu studen\u00e9mu sv\u011btlu. Plnospektr\u00e1ln\u00ed sv\u011bteln\u00e9 zdroje jsou pouze takov\u00e9, kter\u00e9 spl\u0148uj\u00ed hodnotu indexu pod\u00e1n\u00ed barev vy\u0161\u0161\u00ed ne\u017e 90 a sou\u010dasn\u011b je jejich n\u00e1hradn\u00ed teplota chromati\u010dnosti v rozmez\u00ed 5500 – 6500 K. V \u010cesk\u00e9 republice v\u0161ak dosud nevstoupil v platnost \u017e\u00e1dn\u00fd z\u00e1kon (p\u0159edpis), kter\u00fd by v\u00fdrobc\u016fm p\u0159ik\u00e1zal uv\u00e1d\u011bt za plnospektr\u00e1ln\u00ed zdroje ty, kter\u00e9 dos\u00e1hly hodnot stanoven\u00fdch \u00da\u0159adem pro potraviny a l\u00e9\u010diva FDA.\t\tU n\u00e1s zat\u00edm nen\u00ed stanovena p\u0159\u00edslu\u0161n\u00e1 legislativa\tPraxe v \u010cR je v sou\u010dasn\u00e9 dob\u011b takov\u00e1, \u017ee v podstat\u011b v\u0161ichni v\u00fdrobci plnospektr\u00e1ln\u00edch zdroj\u016f nemus\u00ed uv\u00e1d\u011bt na v\u00fdrobc\u00edch hodnotu Ra, ale jestli\u017ee jejich v\u00fdrobek tuto hodnotu spl\u0148uje, jist\u011b se t\u00edm r\u00e1di pochlub\u00ed. S n\u00e1hradn\u00ed teplotou chromati\u010dnosti je to hor\u0161\u00ed. \u010casto se st\u00e1v\u00e1, \u017ee na na\u0161em trhu zakoup\u00edte „plnospektr\u00e1ln\u00ed“ sv\u00edtidlo, kter\u00e9 spl\u0148uje index Ra, ale z\u00e1rove\u0148 se nevejde do rozmez\u00ed teplot chromati\u010dnosti Tc.\tZ\u00e1sadn\u00ed je rovn\u011b\u017e zdroj, odkud v\u00fdrobek poch\u00e1z\u00ed, na cel\u00e9m sv\u011bt\u011b je zat\u00edm jen n\u011bkolik v\u00fdrobc\u016f, v podstat\u011b jen v USA a ve st\u00e1tech EU. A ur\u010duj\u00edc\u00ed bude i cena. Plnospektr\u00e1ln\u00ed trubicov\u00e9 z\u00e1\u0159ivky po\u0159\u00edd\u00edte za 12 – 25 Euro a plnospektr\u00e1ln\u00ed kompaktn\u00ed z\u00e1\u0159ivky za 20 – 25 Euro. Podez\u0159ele ni\u017e\u0161\u00ed ceny sv\u011btel tud\u00ed\u017e sv\u011bd\u010d\u00ed o tom, \u017ee se nebude jednat o skute\u010dn\u00e9 plnospektr\u00e1ln\u00ed t\u011bleso.                                                                                                                                                                                                                                                                                                                                                                                        4\/5 - (11 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Plnospektr\u00e1ln\u00ed osv\u011btlen\u00ed dob\u00fdv\u00e1 sv\u011bt","item":"https:\/\/www.bratsky.cz\/plnospektralni-osvetleni-dobyva-svet\/#breadcrumbitem"}]}]