{"id":2796,"date":"2025-02-24T07:09:01","date_gmt":"2025-02-24T07:09:01","guid":{"rendered":"https:\/\/essenled.com\/?p=2796"},"modified":"2025-02-24T07:09:02","modified_gmt":"2025-02-24T07:09:02","slug":"why-do-led-lights-flicker-on-video","status":"publish","type":"post","link":"https:\/\/essenled.com\/cs\/why-do-led-lights-flicker-on-video\/","title":{"rendered":"Pro\u010d sv\u011btla LED na videu blikaj\u00ed?"},"content":{"rendered":"<p>V\u0161imli jste si n\u011bkdy blik\u00e1n\u00ed ve vide\u00edch po\u0159\u00edzen\u00fdch chytr\u00fdm telefonem, kdy\u017e jste vyfotili sv\u011btlo LED? Nebo frustruj\u00edc\u00ed efekt blik\u00e1n\u00ed v profesion\u00e1ln\u00edch vide\u00edch? Tento jev je sice b\u011b\u017en\u00fd, ale obzvl\u00e1\u0161t\u011b nep\u0159\u00edjemn\u00fd pro tv\u016frce obsahu, kameramany a v\u0161echny, kte\u0159\u00ed se sna\u017e\u00ed nat\u00e1\u010det vysoce kvalitn\u00ed videa pod LED osv\u011btlen\u00edm. Tento \u010dl\u00e1nek komplexn\u011b analyzuje, pro\u010d LED sv\u011btla ve videu blikaj\u00ed? A jak se vyhnout tomu, pro\u010d LED sv\u011btla ve videu blikaj\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-do-led-lights-flicker-in-video\">Pro\u010d sv\u011btla LED ve videu blikaj\u00ed?<\/h2>\n\n\n\n<p>Sv\u011btla LED blikaj\u00ed p\u0159edev\u0161\u00edm v d\u016fsledku kol\u00eds\u00e1n\u00ed proudu nebo nestabiln\u00edho nap\u00e1jen\u00ed. P\u0159esto\u017ee je toto blik\u00e1n\u00ed \u010dasto obt\u00ed\u017en\u00e9 zjistit pouh\u00fdm okem. Pokud m\u00e1 v\u00e1\u0161 LED p\u00e1sek tyto probl\u00e9my, p\u0159e\u010dt\u011bte si pls <a href=\"https:\/\/essenled.com\/cs\/why-are-my-led-strip-lights-flickering\/\" target=\"_blank\" rel=\"noreferrer noopener\">Pro\u010d moje sv\u011btla LED p\u00e1sk\u016f blikaj\u00ed?<\/a><\/p>\n\n\n\n<p>V n\u011bkter\u00fdch p\u0159\u00edpadech se v\u0161ak tyto v\u00fdkyvy, zachycen\u00e9 kamerou, zobraz\u00ed na obrazovce jako pruhy nebo \u010d\u00e1ry. To je patrn\u00e9 zejm\u00e9na u vide\u00ed zaznamenan\u00fdch p\u0159i vy\u0161\u0161\u00edch sn\u00edmkov\u00fdch frekvenc\u00edch (nap\u0159. 60 sn\u00edmk\u016f za sekundu nebo 120 sn\u00edmk\u016f za sekundu). K blik\u00e1n\u00ed LED diod m\u016f\u017ee p\u0159isp\u00edvat n\u011bkolik faktor\u016f:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/essenled.com\/wp-content\/uploads\/2025\/02\/Why-Do-LED-Lights-Flicker-in-Video.webp\" alt=\"Pro\u010d sv\u011btla LED ve videu blikaj\u00ed\" class=\"wp-image-3106\" srcset=\"https:\/\/essenled.com\/wp-content\/uploads\/2025\/02\/Why-Do-LED-Lights-Flicker-in-Video.webp 800w, https:\/\/essenled.com\/wp-content\/uploads\/2025\/02\/Why-Do-LED-Lights-Flicker-in-Video-300x188.webp 300w, https:\/\/essenled.com\/wp-content\/uploads\/2025\/02\/Why-Do-LED-Lights-Flicker-in-Video-768x480.webp 768w, https:\/\/essenled.com\/wp-content\/uploads\/2025\/02\/Why-Do-LED-Lights-Flicker-in-Video-18x12.webp 18w, https:\/\/essenled.com\/wp-content\/uploads\/2025\/02\/Why-Do-LED-Lights-Flicker-in-Video-600x375.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-current-fluctuation\">Kol\u00eds\u00e1n\u00ed proudu<\/h3>\n\n\n\n<p>Princip fungov\u00e1n\u00ed sv\u011bteln\u00fdch diod LED spo\u010d\u00edv\u00e1 v pohonu polovodi\u010dov\u00fdch \u010dip\u016f, kter\u00e9 vyza\u0159uj\u00ed sv\u011btlo prost\u0159ednictv\u00edm proudu. Pokud je tedy proud zdroje nestabiln\u00ed nebo kol\u00eds\u00e1, m\u011bn\u00ed se i sv\u011bteln\u00fd v\u00fdkon LED diody. Pak budou sv\u011btla LED na videu ur\u010dit\u011b blikat.<\/p>\n\n\n\n<p>Zejm\u00e9na pokud nen\u00ed stejnosm\u011brn\u00e9 nap\u00e1jen\u00ed stabiln\u00ed, je toto kol\u00eds\u00e1n\u00ed z\u0159eteln\u011bj\u0161\u00ed. B\u011b\u017en\u00e9 v\u00fdkyvy mohou poch\u00e1zet z probl\u00e9m\u016f s kvalitou nap\u00e1jec\u00edho zdroje nebo z konstruk\u010dn\u00edch vad samotn\u00e9ho \u0159\u00eddic\u00edho zdroje (ovlada\u010de LED).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-instability-of-the-driving-power-supply\">Nestabilita hnac\u00edho zdroje<\/h3>\n\n\n\n<p>Osv\u011btlen\u00ed LED pot\u0159ebuje ke stabilizaci sv\u011bteln\u00e9ho v\u00fdkonu regulaci proudu p\u0159es \u0159\u00eddic\u00ed zdroj. Za prv\u00e9, kvalita LED ovlada\u010de nemus\u00ed b\u00fdt schopna udr\u017eet stabiln\u00ed v\u00fdstupn\u00ed proud, co\u017e zp\u016fsobuje, \u017ee LED sv\u00edtidlo p\u0159i pr\u00e1ci blik\u00e1.<\/p>\n\n\n\n<p>Druhou mo\u017enost\u00ed je zp\u016fsob stm\u00edv\u00e1n\u00ed. Zejm\u00e9na v p\u0159\u00edpad\u011b, \u017ee je k jednomu obvodu p\u0159ipojeno v\u00edce za\u0159\u00edzen\u00ed. To zp\u016fsob\u00ed nestejnom\u011brn\u00fd p\u0159\u00edvod energie do LED \u017e\u00e1rovky, co\u017e m\u00e1 za n\u00e1sledek blik\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-frequency-response-issues\">Probl\u00e9my s frekven\u010dn\u00ed odezvou<\/h3>\n\n\n\n<p>Pokud je v\u00fdstupn\u00ed frekvence nap\u00e1jec\u00edho zdroje nestabiln\u00ed nebo je p\u0159i stm\u00edv\u00e1n\u00ed p\u0159\u00edli\u0161 n\u00edzk\u00e1, zp\u016fsobuje to tak\u00e9 blik\u00e1n\u00ed, kter\u00e9 nen\u00ed okem patrn\u00e9.<\/p>\n\n\n\n<p>Krom\u011b toho konstrukce zdroje pohonu n\u011bkter\u00fdch sv\u00edtidel nemus\u00ed pln\u011b vyhovovat standardn\u00ed frekvenci nap\u00e1jen\u00ed nebo v n\u011bkter\u00fdch re\u017eimech stm\u00edv\u00e1n\u00ed nedosahuje frekven\u010dn\u00ed odezva stabiln\u00ed \u00farovn\u011b, co\u017e zp\u016fsobuje kol\u00eds\u00e1n\u00ed sv\u011btla v kr\u00e1tk\u00e9m \u010dasov\u00e9m obdob\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-camera-settings-and-sync-issues\">Nastaven\u00ed fotoapar\u00e1tu a probl\u00e9my se synchronizac\u00ed<\/h3>\n\n\n\n<p>Nespr\u00e1vn\u00e9 nastaven\u00ed fotoapar\u00e1tu, nap\u0159\u00edklad rychlosti z\u00e1v\u011brky a sn\u00edmkov\u00e9 frekvence, m\u016f\u017ee blik\u00e1n\u00ed je\u0161t\u011b zhor\u0161it. Pokud nav\u00edc nen\u00ed sn\u00edmkov\u00e1 frekvence fotoapar\u00e1tu synchronizov\u00e1na s frekvenc\u00ed nap\u00e1jen\u00ed, m\u016f\u017ee to zp\u016fsobit znateln\u00e9 blik\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dimming-settings\">Nastaven\u00ed stm\u00edv\u00e1n\u00ed<\/h3>\n\n\n\n<p>Pokud se k regulaci jasu pou\u017e\u00edv\u00e1 stm\u00edva\u010d, m\u016f\u017ee v p\u0159\u00edpad\u011b nestabiln\u00ed metody \u0159\u00edzen\u00ed stm\u00edva\u010de (nap\u0159. pulzn\u011b \u0161\u00ed\u0159kov\u00e1 modulace PWM) doch\u00e1zet k \u010dast\u00e9mu blik\u00e1n\u00ed LED \u017e\u00e1rovky, zejm\u00e9na p\u0159i n\u00edzk\u00e9m nastaven\u00ed jasu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-lamp-design-and-components\">Konstrukce a sou\u010d\u00e1sti sv\u00edtidel<\/h3>\n\n\n\n<p>Na m\u00edru blik\u00e1n\u00ed m\u00e1 p\u0159\u00edm\u00fd vliv tak\u00e9 konstrukce, kvalita pohonn\u00fdch obvod\u016f a \u0159\u00eddic\u00ed technologie v\u00fdbojek ED. Vysoce kvalitn\u00ed LED \u017e\u00e1rovky jsou obvykle vybaveny stabiln\u011bj\u0161\u00edmi pohonn\u00fdmi zdroji a pokro\u010dilou technologi\u00ed stm\u00edv\u00e1n\u00ed, kter\u00e1 sni\u017euje blik\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nap\u00e1jen\u00ed LED diod stejnosm\u011brn\u00fdm a st\u0159\u00eddav\u00fdm proudem<\/h3>\n\n\n\n<p>Sv\u011btla LED mohou b\u00fdt nap\u00e1jena stejnosm\u011brn\u00fdm nebo st\u0159\u00eddav\u00fdm proudem a volba zdroje nap\u00e1jen\u00ed v\u00fdznamn\u011b ovliv\u0148uje jejich blik\u00e1n\u00ed:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Nap\u00e1jen\u00ed st\u0159\u00eddav\u00fdm proudem<\/strong>: LED diody nap\u00e1jen\u00e9 st\u0159\u00eddav\u00fdm proudem \u010dasto blikaj\u00ed, proto\u017ee proud st\u0159\u00edd\u00e1 sm\u011br 50-60kr\u00e1t za sekundu. Bez spr\u00e1vn\u00e9ho vyhlazen\u00ed nebo kvalitn\u00edho ovlada\u010de se toto kol\u00eds\u00e1n\u00ed projevuje znateln\u00fdm blik\u00e1n\u00edm na kame\u0159e.<\/li>\n\n\n\n<li><strong>Nap\u00e1jen\u00ed stejnosm\u011brn\u00fdm proudem<\/strong>: LED diody nap\u00e1jen\u00e9 stejnosm\u011brn\u00fdm proudem poskytuj\u00ed st\u00e1l\u00fd sv\u011bteln\u00fd v\u00fdkon, \u010d\u00edm\u017e se eliminuje rychl\u00e9 zap\u00edn\u00e1n\u00ed a vyp\u00edn\u00e1n\u00ed, kter\u00e9 zp\u016fsobuje blik\u00e1n\u00ed. Z tohoto d\u016fvodu se \u0161pi\u010dkov\u00e9 video a fotografick\u00e9 osv\u011btlen\u00ed \u010dasto spol\u00e9h\u00e1 na stejnosm\u011brn\u00e9 nap\u00e1jen\u00ed.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Jak zabr\u00e1n\u00edm blik\u00e1n\u00ed diody LED na fotoapar\u00e1tu?<\/h2>\n\n\n\n<p>Chcete-li minimalizovat nebo eliminovat blik\u00e1n\u00ed sv\u011btel LED na videu, zva\u017ete n\u00e1sleduj\u00edc\u00ed strategie: v\u00edce, pls check <a href=\"https:\/\/essenled.com\/cs\/how-to-fix-flickering-led-strip\/\" target=\"_blank\" rel=\"noreferrer noopener\">Jak opravit blikaj\u00edc\u00ed LED p\u00e1sek?<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-adjust-the-camera-settings\">\u00daprava nastaven\u00ed fotoapar\u00e1tu<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Frekvence nap\u00e1jen\u00ed: V\u0161imn\u011bte si, \u017ee frekvence v\u00fdkonu se v r\u016fzn\u00fdch regionech li\u0161\u00ed. V Evrop\u011b, Asii a dal\u0161\u00edch regionech je obvykle frekvence nap\u00e1jen\u00ed 50 Hz, zat\u00edmco ve Spojen\u00fdch st\u00e1tech je to 60 Hz.<\/li>\n\n\n\n<li>Nastaven\u00ed rychlosti z\u00e1v\u011brky: Rychlost z\u00e1v\u011brky fotoapar\u00e1tu by m\u011bla b\u00fdt nastavena na n\u00e1sobek v\u00fdkonov\u00e9 frekvence. Obvykl\u00e1 nastaven\u00ed jsou 1\/50 sekundy (50 Hz) nebo 1\/60 sekundy (60 Hz). T\u00edm se zajist\u00ed, \u017ee kol\u00eds\u00e1n\u00ed v\u00fdkonu zachycen\u00e9 kamerou bude synchronizov\u00e1no s kol\u00eds\u00e1n\u00edm jasu LED.<\/li>\n\n\n\n<li>Slad\u011bn\u00ed sn\u00edmkov\u00e9 frekvence: M\u011bli byste tak\u00e9 zajistit, aby sn\u00edmkov\u00e1 frekvence kamery odpov\u00eddala frekvenci nap\u00e1jen\u00ed. Nastavte ji nap\u0159\u00edklad na 30 sn\u00edmk\u016f za sekundu nebo 60 sn\u00edmk\u016f za sekundu, co\u017e je kompatibiln\u00ed s v\u00fdkonovou frekvenc\u00ed 60 Hz. Pokud je sn\u00edmkov\u00e1 frekvence p\u0159\u00edli\u0161 vysok\u00e1 nebo p\u0159\u00edli\u0161 n\u00edzk\u00e1, m\u016f\u017ee to zp\u016fsobit blik\u00e1n\u00ed.<\/li>\n\n\n\n<li>Pou\u017eit\u00ed del\u0161\u00edho \u010dasu z\u00e1v\u011brky: V prost\u0159ed\u00ed se slab\u00fdm osv\u011btlen\u00edm nebo p\u0159i zjevn\u00e9m blik\u00e1n\u00ed m\u016f\u017eete zv\u00e1\u017eit pou\u017eit\u00ed del\u0161\u00edho \u010dasu z\u00e1v\u011brky (nap\u0159. 1\/30 s nebo 1\/60 s).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-use-flicker-free-led-lighting\">Pou\u017e\u00edvejte LED osv\u011btlen\u00ed bez blik\u00e1n\u00ed<\/h3>\n\n\n\n<p>Mus\u00edte si vybrat vysoce kvalitn\u00ed LED sv\u011btla bez blik\u00e1n\u00ed. N\u011bkter\u00e1 vysoce kvalitn\u00ed sv\u011btla LED toti\u017e pou\u017e\u00edvaj\u00ed vysokofrekven\u010dn\u00ed technologii stm\u00edv\u00e1n\u00ed PWM (pulzn\u011b \u0161\u00ed\u0159kov\u00e1 modulace), kter\u00e1 dok\u00e1\u017ee \u0159\u00eddit jas sv\u011bteln\u00fdch zdroj\u016f LED p\u0159i vy\u0161\u0161\u00edch frekvenc\u00edch (nap\u0159\u00edklad nad 20 kHz).<\/p>\n\n\n\n<p>P\u0159i v\u00fdb\u011bru LED sv\u011btel proto d\u00e1vejte p\u0159ednost v\u00fdrobk\u016fm s ozna\u010den\u00edm \"flicker-free\" nebo \"high-frequency PWM\". Tato sv\u011btla budou fungovat stabiln\u011bji p\u0159i pln\u00e9m jasu, stm\u00edv\u00e1n\u00ed nebo n\u00edzk\u00e9m jasu a mohou \u00fa\u010dinn\u011b zabr\u00e1nit blik\u00e1n\u00ed p\u0159i nahr\u00e1v\u00e1n\u00ed videa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-upgrade-led-drivers\">Upgrade ovlada\u010d\u016f LED<\/h3>\n\n\n\n<p>Nekvalitn\u00ed ovlada\u010de \u010dasto nedok\u00e1\u017eou p\u0159i zm\u011bn\u011b z\u00e1t\u011b\u017ee dod\u00e1vat stabiln\u00ed proud, co\u017e vede k periodick\u00e9mu blik\u00e1n\u00ed. Proto p\u0159echod na kvalitn\u011bj\u0161\u00ed ovlada\u010de, zejm\u00e9na ty se stabiln\u011bj\u0161\u00edm v\u00fdstupn\u00edm proudem, ochranou proti p\u0159ep\u011bt\u00ed a nadproudu a \u00fa\u010dinn\u00fdm odvodem tepla, m\u016f\u017ee v\u00fdrazn\u011b sn\u00ed\u017eit mo\u017enost blik\u00e1n\u00ed sv\u011btla LED.<\/p>\n\n\n\n<p>Vysoce v\u00fdkonn\u00e9 ovlada\u010de dok\u00e1\u017e\u00ed l\u00e9pe \u0159\u00eddit proud a zamezit vlivu kol\u00eds\u00e1n\u00ed proudu na sv\u011btla LED, \u010d\u00edm\u017e dosahuj\u00ed stabiln\u011bj\u0161\u00edho sv\u011bteln\u00e9ho v\u00fdkonu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-using-dc-power\">Pou\u017eit\u00ed stejnosm\u011brn\u00e9ho nap\u00e1jen\u00ed<\/h3>\n\n\n\n<p>St\u0159\u00eddav\u00fd a stejnosm\u011brn\u00fd proud: LED sv\u011btla maj\u00ed obvykle dva zdroje nap\u00e1jen\u00ed - st\u0159\u00eddav\u00fd proud (AC) a stejnosm\u011brn\u00fd proud (DC). St\u0159\u00eddav\u00fd proud m\u016f\u017ee zp\u016fsobovat blik\u00e1n\u00ed LED sv\u011btel v d\u016fsledku kol\u00eds\u00e1n\u00ed frekvence, zat\u00edmco stejnosm\u011brn\u00fd proud je stabiln\u00ed a vhodn\u00fd pro eliminaci blik\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-test-before-shooting\">Test p\u0159ed fotografov\u00e1n\u00edm<\/h3>\n\n\n\n<p>P\u0159ed vlastn\u00edm sn\u00edm\u00e1n\u00edm vyzkou\u0161ejte pomoc\u00ed fotoapar\u00e1tu osv\u011btlen\u00ed prost\u0159ed\u00ed, abyste zjistili, zda nedoch\u00e1z\u00ed k blik\u00e1n\u00ed. Pokud je blik\u00e1n\u00ed zji\u0161t\u011bno, m\u016f\u017eete jej optimalizovat \u00fapravou \u010dasu z\u00e1v\u011brky, nastaven\u00ed v\u00fdkonu, ovlada\u010de atd., dokud nebude blik\u00e1n\u00ed \u00fa\u010dinn\u011b kontrolov\u00e1no.<\/p>\n\n\n\n<p>Chcete-li \u00fa\u010dinn\u011b zabr\u00e1nit blik\u00e1n\u00ed LED diod ve vide\u00edch z fotoapar\u00e1tu, je nejd\u016fle\u017eit\u011bj\u0161\u00ed nastavit rychlost z\u00e1v\u011brky fotoapar\u00e1tu tak, aby odpov\u00eddala frekvenci nap\u00e1jen\u00ed, pou\u017e\u00edvat vysokofrekven\u010dn\u00ed LED sv\u011btla bez blik\u00e1n\u00ed PWM, modernizovat ovlada\u010d a zv\u00e1\u017eit pou\u017eit\u00ed stabiln\u00edho stejnosm\u011brn\u00e9ho nap\u00e1jen\u00ed. Velmi d\u016fle\u017eit\u00e9 jsou tak\u00e9 testy p\u0159ed nat\u00e1\u010den\u00edm a stabilitu osv\u011btlen\u00ed m\u016f\u017eete zajistit \u00fapravou nastaven\u00ed v re\u00e1ln\u00e9m \u010dase, abyste dos\u00e1hli ide\u00e1ln\u00edho efektu nat\u00e1\u010den\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-power-supply-is-a-direct-cause-of-led-flicker\"><strong>Nap\u00e1jen\u00ed je p\u0159\u00edmou p\u0159\u00ed\u010dinou blik\u00e1n\u00ed LED diod<\/strong><\/h2>\n\n\n\n<p><a href=\"https:\/\/essenled.com\/cs\/how-to-choose-the-right-led-power-supply\/\" target=\"_blank\" rel=\"noreferrer noopener\">Nap\u00e1jen\u00ed<\/a> a ovlada\u010d hraj\u00ed kl\u00ed\u010dovou roli p\u0159i prevenci blik\u00e1n\u00ed LED. Je t\u0159eba zvolit kvalitn\u00ed zdroj LED s dostate\u010dn\u00fdm v\u00fdkonem. Vysoce kvalitn\u00ed zdroj a ovlada\u010d dok\u00e1\u017e\u00ed zajistit stabiln\u00ed a konzistentn\u00ed nap\u00e1jen\u00ed sv\u011btel LED, a t\u00edm sn\u00ed\u017eit mo\u017enost blik\u00e1n\u00ed.<\/p>\n\n\n\n<p>N\u011bkter\u00e9 nap\u00e1jec\u00ed zdroje a ovlada\u010de maj\u00ed nav\u00edc vestav\u011bn\u00e9 funkce pro minimalizaci blik\u00e1n\u00ed, jako je vysokofrekven\u010dn\u00ed sp\u00edn\u00e1n\u00ed a aktivn\u00ed korekce \u00fa\u010din\u00edku.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p>Blik\u00e1n\u00ed sv\u011btel LED na videu je b\u011b\u017en\u00fd probl\u00e9m, kter\u00e9mu lze p\u0159edch\u00e1zet a kter\u00fd je zp\u016fsoben nesouladem frekvenc\u00ed, nekvalitn\u00edmi sou\u010d\u00e1stkami a nastaven\u00edm kamery. Proto je t\u0159eba pochopit faktory, kter\u00e9 za blik\u00e1n\u00edm stoj\u00ed, abyste mohli p\u0159ijmout proaktivn\u00ed opat\u0159en\u00ed k vy\u0159e\u0161en\u00ed tohoto probl\u00e9mu. <strong>Essenled<\/strong> je LED p\u00e1sek sv\u011btla a <strong><a href=\"https:\/\/essenled.com\/cs\/kategorie-produktu\/neon-strip\/360-degree-neon-series\/\" target=\"_blank\" rel=\"noreferrer noopener\">dodavatel neonov\u00fdch p\u00e1s\u016f<\/a><\/strong>. V p\u0159\u00edpad\u011b dotaz\u016f n\u00e1s m\u016f\u017eete kontaktovat.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>V\u0161imli jste si n\u011bkdy blik\u00e1n\u00ed ve vide\u00edch po\u0159\u00edzen\u00fdch chytr\u00fdm telefonem, kdy\u017e jste vyfotili sv\u011btlo LED? Nebo frustruj\u00edc\u00ed efekt blik\u00e1n\u00ed v profesion\u00e1ln\u00edch vide\u00edch? Tento jev je sice b\u011b\u017en\u00fd, ale obzvl\u00e1\u0161t\u011b nep\u0159\u00edjemn\u00fd pro tv\u016frce obsahu, kameramany a v\u0161echny, kte\u0159\u00ed se sna\u017e\u00ed nat\u00e1\u010det vysoce kvalitn\u00ed videa pod LED osv\u011btlen\u00edm. Tento \u010dl\u00e1nek komplexn\u011b rozeb\u00edr\u00e1, pro\u010d LED sv\u011btla blikaj\u00ed v...<\/p>","protected":false},"author":1,"featured_media":3105,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[1],"tags":[967],"class_list":["post-2796","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-led-flickering-video"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.3 (Yoast SEO v26.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Why Do LED Lights Flicker on Video? - ESSENLED<\/title>\n<meta name=\"description\" content=\"LED lights flicker on video is a common but preventable problem caused by frequency mismatch, poor quality components and camera settings.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/essenled.com\/cs\/why-do-led-lights-flicker-on-video\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why Do LED Lights Flicker on Video?\" \/>\n<meta property=\"og:description\" content=\"LED lights flicker on video is a common but preventable problem caused by frequency mismatch, poor quality components and camera settings.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/essenled.com\/cs\/why-do-led-lights-flicker-on-video\/\" \/>\n<meta property=\"og:site_name\" content=\"ESSENLED\" \/>\n<meta property=\"article:published_time\" content=\"2025-02-24T07:09:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-02-24T07:09:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/essenled.com\/wp-content\/uploads\/2025\/02\/Why-Do-LED-Lights-Flicker-on-Video.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"essenled.com\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napsal(a)\" \/>\n\t<meta name=\"twitter:data1\" content=\"essenled.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minut\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/essenled.com\/why-do-led-lights-flicker-on-video\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/essenled.com\/why-do-led-lights-flicker-on-video\/\"},\"author\":{\"name\":\"essenled.com\",\"@id\":\"https:\/\/essenled.com\/#\/schema\/person\/37cef56e83dc72fba62728896e2604f8\"},\"headline\":\"Why Do LED Lights Flicker on Video?\",\"datePublished\":\"2025-02-24T07:09:01+00:00\",\"dateModified\":\"2025-02-24T07:09:02+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/essenled.com\/why-do-led-lights-flicker-on-video\/\"},\"wordCount\":1252,\"publisher\":{\"@id\":\"https:\/\/essenled.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/essenled.com\/why-do-led-lights-flicker-on-video\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/essenled.com\/wp-content\/uploads\/2025\/02\/Why-Do-LED-Lights-Flicker-on-Video.webp\",\"keywords\":[\"led flickering video\"],\"articleSection\":[\"Blog\"],\"inLanguage\":\"cs\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/essenled.com\/why-do-led-lights-flicker-on-video\/\",\"url\":\"https:\/\/essenled.com\/why-do-led-lights-flicker-on-video\/\",\"name\":\"Why Do LED Lights Flicker on Video? 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