{"id":11508,"date":"2023-08-25T00:00:00","date_gmt":"2023-08-25T00:00:00","guid":{"rendered":"https:\/\/tech-lib.eu\/tech\/zvladnuti-vyvazeni-bile-a-guide-to-perfecting-your-photography\/"},"modified":"2023-08-25T00:00:00","modified_gmt":"2023-08-25T00:00:00","slug":"zvladnuti-vyvazeni-bile-a-guide-to-perfecting-your-photography","status":"publish","type":"post","link":"https:\/\/tech-lib.eu\/tech\/zvladnuti-vyvazeni-bile-a-guide-to-perfecting-your-photography\/","title":{"rendered":"Zvl\u00e1dnut\u00ed vyv\u00e1\u017een\u00ed b\u00edl\u00e9. A Guide to Perfecting Your Photography"},"content":{"rendered":"
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Jak nastavit vyv\u00e1\u017een\u00ed b\u00edl\u00e9?<\/div>\n
Z\u00e1kladn\u00ed a nejjednodu\u0161\u0161\u00ed mo\u017enost, jak nastavit vyv\u00e1\u017een\u00ed b\u00edl\u00e9, je pou\u017eit\u00ed p\u0159edvoleb, kter\u00e9 pro v\u00e1s p\u0159ipravil v\u00fdrobce fotoapar\u00e1tu. Standardn\u011b b\u00fdv\u00e1 k dispozici mo\u017enost nastavit vyv\u00e1\u017een\u00ed b\u00edl\u00e9 na denn\u00ed sv\u011btlo (daylight), zata\u017eeno (cloudy), st\u00edn (shadow), \u017e\u00e1rovka (tungsten), z\u00e1\u0159ivka (fluorescent) a z\u00e1blesk (flash). <\/div>\n
\n\t\t\t\t\t Dal\u0161\u00ed informace najdete na<\/span> www.milujemefotografii.cz<\/a>\n\t\t\t\t<\/div>\n<\/p><\/div>\n
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P\u0159esnost barev na fotografi\u00edch ur\u010duje vyv\u00e1\u017een\u00ed b\u00edl\u00e9, kter\u00e9 je d\u016fle\u017eitou sou\u010d\u00e1st\u00ed fotografie. Bez ohledu na osv\u011btlen\u00ed zaji\u0161\u0165uje, aby se b\u00edl\u00e1 barva zd\u00e1la b\u00fdt skute\u010dn\u011b b\u00edl\u00e1. Celkovou kvalitu va\u0161ich fotografi\u00ed lze podstatn\u011b zlep\u0161it t\u00edm, \u017ee budete v\u011bd\u011bt, jak spr\u00e1vn\u011b pou\u017e\u00edvat vyv\u00e1\u017een\u00ed b\u00edl\u00e9. V tomto \u010dl\u00e1nku se budeme zab\u00fdvat z\u00e1kout\u00edmi vyv\u00e1\u017een\u00ed b\u00edl\u00e9, jeho souvislost\u00ed s citlivost\u00ed ISO, t\u00edm, jak stanovit spr\u00e1vn\u00e9 vyv\u00e1\u017een\u00ed b\u00edl\u00e9, kdy ho pou\u017e\u00edt a jak vybrat nejlep\u0161\u00ed citlivost ISO. Jak pou\u017e\u00edvat vyv\u00e1\u017een\u00ed b\u00edl\u00e9 a ISO? <\/p>\n

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ISO a vyv\u00e1\u017een\u00ed b\u00edl\u00e9 jsou spole\u010dn\u011b dv\u011b odli\u0161n\u00e1 nastaven\u00ed fotoapar\u00e1tu, kter\u00e1 umo\u017e\u0148uj\u00ed po\u0159izovat fotografie se spr\u00e1vnou expozic\u00ed a v\u011brn\u00fdmi barvami. Nastaven\u00ed ISO ve fotoapar\u00e1tu ur\u010duje, jak citliv\u00fd je obrazov\u00fd sn\u00edma\u010d na sv\u011btlo. M\u016f\u017eete fotografovat ve slab\u011b osv\u011btlen\u00e9m prost\u0159ed\u00ed, proto\u017ee vy\u0161\u0161\u00ed \u010d\u00edslo ISO zvy\u0161uje citlivost sn\u00edma\u010de. Vy\u0161\u0161\u00ed nastaven\u00ed ISO v\u0161ak m\u016f\u017ee zp\u016fsobit \u0161um nebo zrnitost sn\u00edmk\u016f. <\/p>\n

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Vyv\u00e1\u017een\u00ed b\u00edl\u00e9 barvy naopak upravuje teplotu barev na fotografi\u00edch s ohledem na r\u016fzn\u00e9 sv\u011bteln\u00e9 situace. Zaji\u0161\u0165uje, aby barvy vypadaly realisticky a p\u0159irozen\u011b. Spr\u00e1vn\u00fdm nastaven\u00edm vyv\u00e1\u017een\u00ed b\u00edl\u00e9 m\u016f\u017eete odstranit ne\u017e\u00e1douc\u00ed barevn\u00e9 n\u00e1dechy zp\u016fsoben\u00e9 r\u016fzn\u00fdmi zdroji sv\u011btla, jako jsou \u017e\u00e1rovky, z\u00e1\u0159ivky nebo denn\u00ed sv\u011btlo. <\/p>\n

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Prvn\u00edm krokem p\u0159i zm\u011bn\u011b vyv\u00e1\u017een\u00ed b\u00edl\u00e9 na fotoapar\u00e1tu je nastaven\u00ed po\u017eadovan\u00e9 hodnoty ISO podle mno\u017estv\u00ed dostupn\u00e9ho sv\u011btla. Po zvolen\u00ed hodnoty ISO m\u016f\u017eete vyv\u00e1\u017een\u00ed b\u00edl\u00e9 upravit tak, aby vyhovovalo konkr\u00e9tn\u00edm sv\u011bteln\u00fdm podm\u00ednk\u00e1m. Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee citlivost ISO a vyv\u00e1\u017een\u00ed b\u00edl\u00e9 barvy by m\u011bly b\u00fdt nastavov\u00e1ny odd\u011blen\u011b, proto\u017ee maj\u00ed rozd\u00edln\u00e9 \u00falohy p\u0159i vytv\u00e1\u0159en\u00ed co nejlep\u0161\u00ed kvality sn\u00edmk\u016f. Jak zjist\u00edm, zda je vyv\u00e1\u017een\u00ed b\u00edl\u00e9 spr\u00e1vn\u00e9? <\/p>\n

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Existuje n\u011bkolik zp\u016fsob\u016f, jak zkontrolovat, zda je vyv\u00e1\u017een\u00ed b\u00edl\u00e9 na fotografii p\u0159esn\u00e9. Nejp\u0159esn\u011bj\u0161\u00ed metodou je pou\u017eit\u00ed \u0161ed\u00e9 karty nebo karty vyv\u00e1\u017een\u00ed b\u00edl\u00e9. Tyto karty byly v\u00fdslovn\u011b vyrobeny tak, aby byly barevn\u011b neutr\u00e1ln\u00ed, co\u017e v\u00e1m umo\u017en\u00ed stanovit p\u0159esn\u00fd referen\u010dn\u00ed bod pro nastaven\u00ed vyv\u00e1\u017een\u00ed b\u00edl\u00e9. \u0160edou kartu m\u016f\u017eete pou\u017e\u00edt jako referen\u010dn\u00ed bod p\u0159i n\u00e1sledn\u00e9m zpracov\u00e1n\u00ed, abyste zajistili spr\u00e1vnou reprodukci barev t\u00edm, \u017ee kartu vyfotografujete p\u0159i stejn\u00e9m osv\u011btlen\u00ed jako fotografovan\u00fd objekt. <\/p>\n

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Jako alternativu nab\u00edz\u00ed mnoho sou\u010dasn\u00fdch fotoapar\u00e1t\u016f automatick\u00e9 nastaven\u00ed vyv\u00e1\u017een\u00ed b\u00edl\u00e9 (AWB), kter\u00e9 se sna\u017e\u00ed vyhodnotit sc\u00e9nu a vhodn\u011b upravit teplotu barev. P\u0159esto\u017ee AWB m\u016f\u017ee b\u00fdt u\u017eite\u010dn\u00e9, nen\u00ed v\u017edy ide\u00e1ln\u00ed, zejm\u00e9na ve \u0161patn\u011b osv\u011btlen\u00e9m prost\u0159ed\u00ed. Aby bylo mo\u017en\u00e9 m\u011bnit vyv\u00e1\u017een\u00ed b\u00edl\u00e9 b\u011bhem n\u00e1sledn\u00e9ho zpracov\u00e1n\u00ed bez zhor\u0161en\u00ed kvality sn\u00edmk\u016f, je vhodn\u00e9 fotografovat do form\u00e1tu RAW. <\/p>\n

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Ke kontrole spr\u00e1vnosti vyv\u00e1\u017een\u00ed b\u00edl\u00e9 m\u016f\u017eete pou\u017e\u00edt tak\u00e9 vlastn\u00ed vizu\u00e1ln\u00ed \u00fasudek. Nau\u010dte se pou\u017e\u00edvat mnoho p\u0159edvoleb vyv\u00e1\u017een\u00ed b\u00edl\u00e9 ve fotoapar\u00e1tu, v\u010detn\u011b denn\u00edho sv\u011btla, zata\u017eeno, st\u00edn, \u017e\u00e1rovka, z\u00e1\u0159ivka a vlastn\u00ed. Vyzkou\u0161ejte tyto p\u0159edvolby a v\u011bnujte pozornost tomu, jak se v d\u016fsledku toho zm\u011bn\u00ed barvy va\u0161ich fotografi\u00ed. Nakonec si vytvo\u0159\u00edte instinkt pro to, co se jev\u00ed jako p\u0159irozen\u00e9 a esteticky kr\u00e1sn\u00e9. <\/p>\n

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Kdy m\u00e1m pou\u017e\u00edt vyv\u00e1\u017een\u00ed b\u00edl\u00e9? Vzhledem k tomu, \u017ee ovliv\u0148uje zp\u016fsob, jak\u00fdm fotoapar\u00e1t zaznamen\u00e1v\u00e1 barvy, je nejlep\u0161\u00ed vyv\u00e1\u017een\u00ed b\u00edl\u00e9 prov\u00e9st p\u0159ed po\u0159\u00edzen\u00edm sn\u00edmku. P\u0159i fotografov\u00e1n\u00ed do form\u00e1tu RAW v\u0161ak m\u016f\u017eete vyv\u00e1\u017een\u00ed b\u00edl\u00e9 voln\u011b m\u011bnit p\u0159i n\u00e1sledn\u00e9m zpracov\u00e1n\u00ed, ani\u017e by to ovlivnilo kvalitu sn\u00edmku. <\/p>\n

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P\u0159i fotografov\u00e1n\u00ed za r\u016fzn\u00fdch sv\u011bteln\u00fdch podm\u00ednek nebo v p\u0159\u00edpad\u011b, \u017ee zdroj sv\u011btla m\u00e1 siln\u00fd barevn\u00fd n\u00e1dech, je vyv\u00e1\u017een\u00ed b\u00edl\u00e9 obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00e9. Nap\u0159\u00edklad nesoulad barevn\u00fdch teplot m\u016f\u017ee zp\u016fsobit nespr\u00e1vn\u00e9 vyv\u00e1\u017een\u00ed barev, pokud fotografujete objekt uvnit\u0159 a z\u00e1rove\u0148 pou\u017e\u00edv\u00e1te um\u011bl\u00e9 \u017e\u00e1rovkov\u00e9 osv\u011btlen\u00ed i p\u0159irozen\u00e9 slune\u010dn\u00ed sv\u011btlo. P\u0159esn\u00fdch a esteticky p\u0159\u00edjemn\u00fdch barev na hotov\u00e9m sn\u00edmku dos\u00e1hnete ru\u010dn\u00edm nastaven\u00edm vyv\u00e1\u017een\u00ed b\u00edl\u00e9 podle st\u00e1vaj\u00edc\u00edch sv\u011bteln\u00fdch podm\u00ednek. Jak ur\u010d\u00edm, jakou citlivost ISO m\u00e1m pou\u017e\u00edt? <\/p>\n

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Nejvhodn\u011bj\u0161\u00ed \u00farove\u0148 citlivosti ISO ur\u010duje sv\u011bteln\u00e1 situace a zam\u00fd\u0161len\u00fd v\u00fdsledek sn\u00edmku. M\u016f\u017eete zvolit ni\u017e\u0161\u00ed hodnotu ISO, nap\u0159\u00edklad 100 nebo 200, abyste po\u0159\u00eddili fotografie s mal\u00fdm \u0161umem v dob\u0159e osv\u011btlen\u00e9m prost\u0159ed\u00ed, nap\u0159\u00edklad ve dne nebo v dob\u0159e osv\u011btlen\u00e9m studiu. V\u00fdsledkem bude jasn\u011bj\u0161\u00ed a ost\u0159ej\u0161\u00ed sn\u00edmek. <\/p>\n

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Za \u0161patn\u00fdch sv\u011bteln\u00fdch podm\u00ednek m\u016f\u017ee b\u00fdt nutn\u00e9 zv\u00fd\u0161it hodnotu ISO na vy\u0161\u0161\u00ed hodnotu, abyste zachovali vy\u0161\u0161\u00ed rychlost z\u00e1v\u011brky a zabr\u00e1nili chv\u011bn\u00ed fotoapar\u00e1tu nebo rozmaz\u00e1n\u00ed pohybu objektu. Nalezen\u00ed rovnov\u00e1hy mezi citlivost\u00ed ISO a \u0161umem je v\u0161ak z\u00e1sadn\u00ed. P\u0159i vy\u0161\u0161\u00edch hodnot\u00e1ch ISO, nap\u0159\u00edklad 800, 1600 nebo je\u0161t\u011b vy\u0161\u0161\u00edch, vznik\u00e1 v\u00edce digit\u00e1ln\u00edho \u0161umu, co\u017e m\u016f\u017ee sn\u00ed\u017eit kvalitu sn\u00edmk\u016f. Experimentov\u00e1n\u00edm s r\u016fzn\u00fdmi nastaven\u00edmi citlivosti ISO najd\u011bte maxim\u00e1ln\u00ed hodnotu ISO, kter\u00e1 je\u0161t\u011b poskytuje p\u0159ijatelnou \u00farove\u0148 \u0161umu pro v\u00e1\u0161 konkr\u00e9tn\u00ed fotoapar\u00e1t. <\/p>\n

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Mo\u017enost ovl\u00e1dat vyv\u00e1\u017een\u00ed b\u00edl\u00e9 barvy je z\u00e1sadn\u00ed pro dosa\u017een\u00ed p\u0159esn\u00fdch a esteticky p\u0159\u00edjemn\u00fdch barev na sn\u00edmc\u00edch. Va\u0161e fotografick\u00e9 dovednosti pokro\u010d\u00ed, pokud pochop\u00edte, jak se ISO a vyv\u00e1\u017een\u00ed b\u00edl\u00e9 vz\u00e1jemn\u011b ovliv\u0148uj\u00ed, dok\u00e1\u017eete ur\u010dit spr\u00e1vn\u00e9 vyv\u00e1\u017een\u00ed b\u00edl\u00e9 pomoc\u00ed n\u00e1stroj\u016f nebo pouze o\u010dima, v\u00edte, kdy pou\u017e\u00edt vyv\u00e1\u017een\u00ed b\u00edl\u00e9, a zvol\u00edte spr\u00e1vn\u00e9 nastaven\u00ed ISO. S \u010dasem a zku\u0161enostmi budete tato nastaven\u00ed m\u011bnit s v\u011bt\u0161\u00ed lehkost\u00ed, abyste po\u0159\u00eddili kr\u00e1sn\u00e9 sn\u00edmky, kter\u00e9 skute\u010dn\u011b zachyt\u00ed n\u00e1dheru va\u0161eho okol\u00ed.<\/p><\/div>\n

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FAQ<\/div>\n
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Co je ISO a vyv\u00e1\u017een\u00ed b\u00edl\u00e9?<\/div>\n

Dosa\u017een\u00ed nejlep\u0161\u00ed kvality sn\u00edmk\u016f p\u0159i fotografov\u00e1n\u00ed vy\u017eaduje zohledn\u011bn\u00ed hodnot ISO i vyv\u00e1\u017een\u00ed b\u00edl\u00e9. <\/p>\n

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Term\u00edn ISO, zkratka Mezin\u00e1rodn\u00ed organizace pro standardizaci, popisuje, jak citliv\u00fd je obrazov\u00fd sn\u00edma\u010d fotoapar\u00e1tu na sv\u011btlo. Ukazuje, jak rychle bude sn\u00edma\u010d reagovat na mno\u017estv\u00ed sv\u011btla p\u0159\u00edtomn\u00e9ho v prost\u0159ed\u00ed. Zv\u00fd\u0161en\u00edm hodnoty ISO na fotoapar\u00e1tu je mo\u017en\u00e9 dos\u00e1hnout rychlej\u0161\u00ed z\u00e1v\u011brky a lep\u0161\u00ed expozice v situac\u00edch se slab\u00fdm osv\u011btlen\u00edm. Zv\u00fd\u0161en\u00ed citlivosti ISO v\u0161ak tak\u00e9 zp\u016fsob\u00ed, \u017ee sn\u00edmek bude digit\u00e1ln\u011b zrnit\u011bj\u0161\u00ed nebo za\u0161um\u011bn\u00fd, co\u017e m\u016f\u017ee sn\u00ed\u017eit jeho kvalitu. <\/p>\n

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Naopak vyv\u00e1\u017een\u00ed b\u00edl\u00e9 je technika, kter\u00e1 zaru\u010duje, \u017ee barvy na sn\u00edmku budou vypadat v\u011brn\u011b a p\u0159irozen\u011b nez\u00e1visle na sv\u011bteln\u00fdch podm\u00ednk\u00e1ch. Na po\u0159\u00edzen\u00e9m sn\u00edmku se m\u016f\u017ee vyskytnout barevn\u00fd n\u00e1dech, proto\u017ee r\u016fzn\u00e9 zdroje sv\u011btla generuj\u00ed sv\u011btlo s r\u016fznou teplotou barev. Mo\u017enost vyv\u00e1\u017een\u00ed b\u00edl\u00e9 koriguje barvy sn\u00edmku tak, aby vypadaly v\u011brn\u011bji, co\u017e pom\u00e1h\u00e1 tento barevn\u00fd n\u00e1dech zm\u00edrnit. V\u00fdb\u011brem spr\u00e1vn\u00e9ho vyv\u00e1\u017een\u00ed b\u00edl\u00e9 mohou fotografov\u00e9 vytv\u00e1\u0159et sn\u00edmky, kter\u00e9 v\u011brn\u011b zachycuj\u00ed barvy, kter\u00e9 vid\u00ed vlastn\u00edma o\u010dima. <\/p>\n

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Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee citlivost ISO ur\u010duje, jak citliv\u00fd je fotoapar\u00e1t na sv\u011btlo, a vyv\u00e1\u017een\u00ed b\u00edl\u00e9 umo\u017e\u0148uje spr\u00e1vnou reprodukci barev za r\u016fzn\u00fdch sv\u011bteln\u00fdch podm\u00ednek. Aby \u010dlov\u011bk zvl\u00e1dl fotografov\u00e1n\u00ed a vytv\u00e1\u0159el fotografie nejvy\u0161\u0161\u00edho kalibru, jsou oba prvky nezbytn\u00e9.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Jak nastavit vyv\u00e1\u017een\u00ed b\u00edl\u00e9? Z\u00e1kladn\u00ed a nejjednodu\u0161\u0161\u00ed mo\u017enost, jak nastavit vyv\u00e1\u017een\u00ed b\u00edl\u00e9, je pou\u017eit\u00ed p\u0159edvoleb, kter\u00e9 pro v\u00e1s p\u0159ipravil v\u00fdrobce fotoapar\u00e1tu. Standardn\u011b b\u00fdv\u00e1 k dispozici mo\u017enost nastavit vyv\u00e1\u017een\u00ed b\u00edl\u00e9 na denn\u00ed sv\u011btlo (daylight), zata\u017eeno (cloudy), st\u00edn (shadow), \u017e\u00e1rovka (tungsten), z\u00e1\u0159ivka (fluorescent) a z\u00e1blesk (flash). Dal\u0161\u00ed informace najdete na www.milujemefotografii.cz P\u0159esnost barev na fotografi\u00edch ur\u010duje vyv\u00e1\u017een\u00ed … \u010c\u00edst d\u00e1l<\/a><\/p>\n","protected":false},"author":622,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2777],"tags":[],"class_list":["post-11508","post","type-post","status-publish","format-standard","hentry","category-fotografie-2"],"_links":{"self":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/11508","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/users\/622"}],"replies":[{"embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/comments?post=11508"}],"version-history":[{"count":0,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/11508\/revisions"}],"wp:attachment":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/media?parent=11508"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/categories?post=11508"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/tags?post=11508"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}