{"id":55469,"date":"2026-06-30T08:18:22","date_gmt":"2026-06-30T08:18:22","guid":{"rendered":"https:\/\/staging.pageloot.com\/uncategorized\/how-to-resize-a-qr-code\/"},"modified":"2026-07-02T17:07:07","modified_gmt":"2026-07-02T17:07:07","slug":"resize-a-qr-code","status":"publish","type":"post","link":"https:\/\/pageloot.com\/sr\/how-to\/resize-a-qr-code\/","title":{"rendered":"Kako promeniti veli\u010dinu QR koda bez gubitka kvaliteta skeniranja"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Da li poku\u0161avate da promenite veli\u010dinu QR koda samo da biste dobili zamagljen, neskenabilan rezultat? Pogre\u0161ne dimenzije \u2013 ili kori\u0161\u0107enje pogre\u0161nog formata datoteke \u2013 mogu u\u010diniti va\u0161 QR kod potpuno beskorisnim nakon \u0161tampanja. Ovaj vodi\u010d vas provodi kroz ta\u010dno kako pravilno promeniti veli\u010dinu QR koda, pokrivaju\u0107i formate datoteka, pravila veli\u010dine, zahteve za rezoluciju i naj\u010de\u0161\u0107e gre\u0161ke koje treba izbegavati.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Za\u0161to promena veli\u010dine QR koda ide pogre\u0161no<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ve\u0107ina problema sa kvalitetom QR koda svodi se na jedno od dva pitanja: po\u010dev\u0161i od pogre\u0161nog formata datoteke ili skaliranja slike izvan onoga \u0161to njena rezolucija mo\u017ee podr\u017eati.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kada uzmete rastersku sliku niske rezolucije \u2013 JPEG ili mali PNG \u2013 i rastegnete je u svom dizajnerskom softveru, skener mora da \u010dita zamagljene, nejasne module umesto o\u0161trih crno-belih kvadrata. Rastezanje QR koda niske rezolucije je jedan od najpouzdanijih na\u010dina za proizvodnju <a href=\"https:\/\/pageloot.com\/sr\/blog\/qr-code-print-resolution-guide\/\">zamagljen, neskenabilan rezultat \u0161tampanja<\/a>. Postoji i manje o\u010digledan problem: promena veli\u010dine mo\u017ee nenamerno izobli\u010diti proporcije koda ili ukloniti tihu zonu \u2013 jasnu belu marginu koja okru\u017euje kod \u2013 \u0161to uzrokuje da skeneri pogre\u0161no pro\u010ditaju ili potpuno proma\u0161e obrazac. Razumevanje ovih ta\u010daka neuspeha pre nego \u0161to promenite veli\u010dinu je najdirektniji put do koda koji zaista radi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vektor naspram Rastera: Odluka o formatu datoteke koja je najva\u017enija<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Jedini najuticajniji izbor koji donosite prilikom promene veli\u010dine QR koda je da li radite sa vektorskom ili rasterskom datotekom.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vektorski formati (SVG, EPS, PDF)<\/strong> \u010duvaju QR kod kao matemati\u010dke instrukcije, a ne kao fiksnu mre\u017eu piksela. To zna\u010di da se skaliraju na bilo koju veli\u010dinu \u2013 od po\u0161tanske marke do bilborda \u2013 bez ikakvog gubitka o\u0161trine ili jasno\u0107e. Za sve \u0161to ide u \u0161tampu, vektor je pravi izbor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rasterski formati (PNG, JPEG, BMP)<\/strong> \u010duvaju kod kao mre\u017eu piksela sa fiksnom gornjom granicom rezolucije. Kada ih skalirate iznad njihove originalne rezolucije, softver mora da izmisli podatke o pikselima, \u0161to proizvodi zamu\u0107enje. JPEG je posebno problemati\u010dan jer njegov algoritam kompresije zagla\u0111uje ivice, direktno podrivaju\u0107i o\u0161tar kontrast koji QR skeneru treba da pro\u010dita svaki modul.<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>\u0424\u043e\u0440\u043c\u0430\u0442<\/th>\n<th>Skalira bez gubitka<\/th>\n<th>\u041f\u0440\u0435\u043f\u043e\u0440\u0443\u0447\u0435\u043d\u043e \u0437\u0430<\/th>\n<th>\u041d\u0430\u043f\u043e\u043c\u0435\u043d\u0435<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0421\u0412\u0413<\/td>\n<td>\u0434\u0430<\/td>\n<td>\u0160tampa, veliki format<\/td>\n<td>Najbolje ukupno za promenu veli\u010dine<\/td>\n<\/tr>\n<tr>\n<td>EPS<\/td>\n<td>\u0434\u0430<\/td>\n<td>Profesionalna \u0161tampa<\/td>\n<td>Standard u radnim tokovima dizajna za \u0161tampu<\/td>\n<\/tr>\n<tr>\n<td>\u041f\u0414\u0424<\/td>\n<td>\u0434\u0430<\/td>\n<td>\u0160tampa, deljenje<\/td>\n<td>\u010cuva vektorske podatke<\/td>\n<\/tr>\n<tr>\n<td>\u041f\u041d\u0413<\/td>\n<td>Ne (fiksna rezolucija)<\/td>\n<td>Veb, digitalni prikaz<\/td>\n<td>Prihvatljivo pri visokoj rezoluciji<\/td>\n<\/tr>\n<tr>\n<td>JPEG<\/td>\n<td>Ne (kompresija sa gubitkom)<\/td>\n<td>Nijedno<\/td>\n<td>Potpuno izbegavati za QR kodove<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Kada preuzimate QR kod za \u0161tampanje, uvek izaberite SVG ili EPS. Kada vam je potrebna rasterska datoteka za digitalni ekran ili platformu koja ne prihvata vektorske formate, izvezite PNG visoke rezolucije \u2013 nikada JPEG.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Kreirajte QR kodove spremne za \u0161tampu u pravom formatu<\/strong> Generi\u0161ite svoj QR kod i preuzmite ga kao SVG, EPS ili PDF datoteku spremnu za \u0161tampu koriste\u0107i the <a href=\"https:\/\/pageloot.com\/sr\/qr-code-generator\/\">\u041f\u0430\u0433\u0435\u043b\u043e\u043e\u0442 \u0433\u0435\u043d\u0435\u0440\u0430\u0442\u043e\u0440 \u041a\u0420 \u043a\u043e\u0434\u043e\u0432\u0430<\/a>. Nije potreban dizajnerski softver.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Pravila rezolucije za rasterske datoteke<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ako radite sa PNG-om za \u0161tampu, rezolucija \u2013 merena u DPI (ta\u010dkama po in\u010du) \u2013 odre\u0111uje da li kod ostaje o\u0161tar na svojoj kona\u010dnoj \u0161tampanoj veli\u010dini.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Minimalni standard za \u0161tampu je 300 DPI na kona\u010dnim \u0161tampanim dimenzijama.<\/strong> To zna\u010di da dimenzije piksela va\u0161e datoteke slike moraju odgovarati nameravanoj fizi\u010dkoj veli\u010dini pri toj gustini. Na primer:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>QR kod od\u0161tampan na <strong>1 in\u010d \u00d7 1 in\u010d<\/strong> potrebno je najmanje <strong>300 \u00d7 300 piksela<\/strong><\/li>\n<li>QR kod od\u0161tampan na <strong>4 in\u010da \u00d7 4 in\u010da<\/strong> potrebno je najmanje <strong>200 \u00d7 1.200 piksela<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ako va\u0161a datoteka ne ispunjava ovaj prag na va\u0161oj ciljnoj veli\u010dini, pojedina\u010dni moduli \u2013 sitni kvadrati koji nose QR podatke \u2013 \u0107e se zamagliti. U tom trenutku, skener vi\u0161e ne mo\u017ee da razlikuje tamno od svetlog, i kod ne uspeva. Za digitalne ekrane, minimum od otprilike <strong>240 \u00d7 240 piksela<\/strong> je prakti\u010dna smernica za kodove za prikaz na ekranu, iako je ve\u0107e uvek sigurnije za zumiranje i kompatibilnost me\u0111u ure\u0111ajima. \u010cistije re\u0161enje za \u0161tampu je potpuno presko\u010diti raster i koristiti vektorsku datoteku, \u0161to vam daje beskona\u010dnu skalabilnost bez brige o rezoluciji.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kako promeniti veli\u010dinu QR koda korak po korak<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Korak 1: Po\u010dnite sa pravom izvornom datotekom<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Preuzmite ili izvezite svoj QR kod u SVG ili EPS formatu ako ide u \u0161tampu. Ako imate samo rastersku datoteku, proverite da li dimenzije piksela podr\u017eavaju 300 DPI na va\u0161oj ciljnoj veli\u010dini za \u0161tampu pre promene veli\u010dine. PNG QR kod mo\u017ee dobro funkcionisati za digitalna postavljanja kada se izveze u dovoljnoj rezoluciji \u2013 mo\u017eete ga kreirati direktno sa a <a href=\"https:\/\/pageloot.com\/sr\/qr-code-png\/\">PNG QR kod generator<\/a> i koristite ga gde god je potrebna transparentnost ili rasterska kompatibilnost.<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/06\/content-asset-cfd577-39bc4f04dd47.webp\" alt=\"Koraci za promenu veli\u010dine QR koda\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Korak 2: Skalirajte proporcionalno<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Uvek zadr\u017eite originalni odnos \u0161irine i visine prilikom promene veli\u010dine. QR kodovi su po definiciji kvadratni, a njihovo rastezanje horizontalno ili vertikalno iskrivljuje module iz kvadrata u pravougaonike, \u0161to mo\u017ee zbuniti ili onemogu\u0107iti skenere. U bilo kojoj dizajnerskoj aplikaciji \u2013 Illustrator, Canva, InDesign, Photoshop \u2013 zaklju\u010dajte odnos \u0161irine i visine pre povla\u010denja ugla. \u010cak i suptilno izobli\u010denje je dovoljno da izazove probleme sa stro\u017eim implementacijama skenera.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Korak 3: Sa\u010duvajte tihu zonu<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tiha zona je jasna bela ivica koja okru\u017euje QR kod sa sve \u010detiri strane. Standard ISO\/IEC 18004 propisuje da ova margina mora biti \u0161iroka najmanje \u010detiri modula sa svake strane. Kada promenite veli\u010dinu QR koda i postavite ga unutar ve\u0107eg dizajna, ova zona je \u010desto prva stvar koja se ise\u010de ili naru\u0161i drugim elementima dizajna. Ako je svaki modul u va\u0161em kodu \u0161irok 2 mm, va\u0161a tiha zona mora biti \u0161iroka najmanje 8 mm sa svih strana. Tretirajte ovaj prostor kao nepregovara\u010dki \u2013 njegovo uklanjanje prekida prepoznavanje skenera.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Korak 4: Proverite kontrast nakon promene veli\u010dine<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Promena veli\u010dine na obojenoj ili teksturiranoj pozadini mo\u017ee smanjiti efikasan kontrast izme\u0111u modula koda i njegovog okru\u017eenja. Skeneri se oslanjaju na razliku izme\u0111u tamnih i svetlih podru\u010dja za \u010ditanje koda. Najsigurnija kombinacija ostaju tamni moduli na svetloj pozadini \u2013 crna na beloj pru\u017ea odnos kontrasta 21:1. Ciljajte na minimalni odnos kontrasta od <strong>4:1<\/strong> izme\u0111u boja prednjeg plana i pozadine, i izbegavajte postavljanje koda na gradijente, pretrpane \u0161are ili reflektuju\u0107e povr\u0161ine. Za detaljne smernice, pogledajte <a href=\"https:\/\/pageloot.com\/sr\/blog\/qr-code-color-contrast-best-practices\/\">najbolje prakse za kontrast boja QR koda<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Korak 5: Testirajte pre \u0161tampanja<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Od\u0161tampajte probni otisak u ta\u010dnoj nameravanoj veli\u010dini na ta\u010dnom nameravanom materijalu, zatim testirajte sa vi\u0161e ure\u0111aja \u2013 i iOS i Android \u2013 pre nego \u0161to se posvetite punoj proizvodnoj seriji. Testirajte na stvarnoj udaljenosti skeniranja koju \u0107e korisnici iskusiti. Kod koji se savr\u0161eno skenira na dohvat ruke mo\u017ee propasti na udaljenosti na kojoj je zapravo postavljen. Pogledajte <a href=\"https:\/\/pageloot.com\/sr\/blog\/how-to-test-qr-codes-for-mobile-usability\/\">kako testirati QR kodove za mobilnu upotrebljivost<\/a> za potpunu kontrolnu listu testiranja.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Smernice za minimalnu i maksimalnu veli\u010dinu<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Odgovorno menjanje veli\u010dine QR koda zna\u010di poznavanje granica veli\u010dine za va\u0161 specifi\u010dan slu\u010daj upotrebe. Osnovno pravilo je <strong>odnos udaljenosti i veli\u010dine 10:1<\/strong>: maksimalna nameravana udaljenost skeniranja treba da bude pribli\u017eno deset puta ve\u0107a od \u0161irine QR koda. Kod skeniran sa udaljenosti od 20 in\u010da treba da bude \u0161irok najmanje 2 in\u010da; onaj skeniran sa 5 stopa treba da bude \u0161irok najmanje 6 in\u010da; kod za bilbord skeniran sa 30 stopa treba da bude \u0161irok najmanje 36 in\u010da.<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/06\/content-asset-540e38-5d59bc388c5c.webp\" alt=\"Pravilo veli\u010dine QR koda\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Za uobi\u010dajene aplikacije za \u0161tampu, evo pouzdanih po\u010detnih ta\u010daka:<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>\u0421\u043b\u0443\u0447\u0430\u0458 \u0443\u043f\u043e\u0442\u0440\u0435\u0431\u0435<\/th>\n<th>Minimalna preporu\u010dena veli\u010dina<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Vizit karte<\/td>\n<td>0.8 \u00d7 0.8 in (2 \u00d7 2 cm)<\/td>\n<\/tr>\n<tr>\n<td>Flajeri i bro\u0161ure<\/td>\n<td>1.2 \u00d7 1.2 in (3 \u00d7 3 cm)<\/td>\n<\/tr>\n<tr>\n<td>Poster i signalizacija<\/td>\n<td>6 \u00d7 1.6 in (4 \u00d7 4 cm)<\/td>\n<\/tr>\n<tr>\n<td>Bilbordi i baneri<\/td>\n<td>16 \u00d7 16 in (40 \u00d7 40 cm) ili ve\u0107e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Za aplikacije vizit karti, 0.8 \u00d7 0.8 in\u010da je prakti\u010dni minimum za pouzdano skeniranje izbliza \u2013 smanjivanje veli\u010dine zna\u010dajno pove\u0107ava rizik od neuspeha skeniranja. Pogledajte <a href=\"https:\/\/pageloot.com\/sr\/blog\/best-qr-code-sizes-for-business-cards\/\">vodi\u010d za veli\u010dine QR kodova za vizit karte<\/a> za specifi\u010dne preporuke za taj format. Ne postoji zvani\u010dno gornje ograni\u010denje veli\u010dine; skalirajte po potrebi na osnovu udaljenosti skeniranja. Za sveobuhvatan pregled za svaki slu\u010daj upotrebe, <a href=\"https:\/\/pageloot.com\/sr\/how-to\/qr-code-size-guide\/\">vodi\u010du za veli\u010dinu QR koda<\/a> pokriva sve od vizit karti do bilborda. Mo\u017eete tako\u0111e istra\u017eiti <a href=\"https:\/\/pageloot.com\/sr\/blog\/how-qr-code-size-impacts-visibility\/\">kako veli\u010dina QR koda uti\u010de na vidljivost<\/a> da biste razumeli \u0161iri odnos izme\u0111u dimenzija i uspeha skeniranja.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Potreban vam je QR kod za va\u0161u vizit kartu?<\/strong> \u041a\u043e\u0440\u0438\u0441\u0442\u0438\u0442\u0438 <a href=\"https:\/\/pageloot.com\/sr\/business-card-qr-code-generator\/\">Vizit karte sa QR kodom: generator<\/a> da kreirate kod dimenzionisan i dizajniran za \u0161tampanje vizit karti, sa uklju\u010denim SVG izvozom.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Kako gustina podataka uti\u010de na promenu veli\u010dine<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Jedan faktor koji komplikuje promenu veli\u010dine je gustina podataka \u2013 koli\u010dina informacija kodiranih u QR kodu. \u0160to vi\u0161e podataka QR kod sadr\u017ei, to je gu\u0161\u0107a njegova mre\u017ea modula. Gu\u0161\u0107e mre\u017ee zahtevaju ve\u0107e fizi\u010dke veli\u010dine kako bi pojedina\u010dni moduli ostali \u010ditljivi na nivou kamere.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">QR kod koji kodira duga\u010dak URL sa parametrima pra\u0107enja sadr\u017ei daleko vi\u0161e podataka od onog koji pokazuje na kratak URL za preusmeravanje. Kada smanjite kod visoke gustine, moduli postaju premali da bi ih ve\u0107ina kamera pametnih telefona pouzdano razre\u0161ila. Dinami\u010dki QR kodovi re\u0161avaju ovaj problem direktno. Umesto kodiranja pune odredi\u0161ne URL adrese, dinami\u010dki kod kodira kratko interno preusmeravanje, odr\u017eavaju\u0107i gustinu podataka koda niskom bez obzira na to gde pokazuje. To zna\u010di da mo\u017eete \u0161tampati kod manji bez \u017ertvovanja mogu\u0107nosti skeniranja \u2013 i a\u017eurirati odredi\u0161te kasnije bez ponovnog \u0161tampanja.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Korekcija gre\u0161aka i tolerancija promene veli\u010dine<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">QR kodovi uklju\u010duju ugra\u0111enu korekciju gre\u0161aka koja im omogu\u0107ava da ostanu skenabilni \u010dak i kada su delimi\u010dno o\u0161te\u0107eni ili zaklonjeni. Standard ISO\/IEC 18004 defini\u0161e \u010detiri nivoa:<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>Nivo<\/th>\n<th>Mogu\u0107nost oporavka<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u041b (\u043d\u0438\u0437\u0430\u043a)<\/td>\n<td>~7% podataka<\/td>\n<\/tr>\n<tr>\n<td>\u041c (\u0441\u0440\u0435\u0434\u045a\u0438)<\/td>\n<td>~15% podataka<\/td>\n<\/tr>\n<tr>\n<td>\u041a (\u043a\u0432\u0430\u0440\u0442\u0438\u043b)<\/td>\n<td>~25% podataka<\/td>\n<\/tr>\n<tr>\n<td>\u0425 (\u0432\u0438\u0441\u043e\u043a\u043e)<\/td>\n<td>~30% podataka<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ako menjate veli\u010dinu QR koda na manju veli\u010dinu, ili dodajete logo u centar koda, pove\u0107anje nivoa korekcije gre\u0161aka daje vam za\u0161titu od o\u0161te\u0107enja na nivou modula ili nepreciznosti skeniranja. Nivo Q ili H je prikladan za brendirane ili visoko prilago\u0111ene kodove. Imajte na umu da ve\u0107a korekcija gre\u0161aka pove\u0107ava gustinu podataka, \u0161to mo\u017ee zahtevati ne\u0161to ve\u0107u minimalnu veli\u010dinu za kompenzaciju.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Uobi\u010dajene gre\u0161ke pri promeni veli\u010dine koje treba izbegavati<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kori\u0161\u0107enje snimka ekrana kao izvornog fajla.<\/strong> Snimci ekrana su rasterski zapisi niske rezolucije. Uve\u0107avanje istih za \u0161tampu je jedan od naj\u010de\u0161\u0107ih uzroka neskenabilnih QR kodova.<\/li>\n<li><strong>Rastezanje koda neproporcionalno.<\/strong> \u010cak i blago horizontalno ili vertikalno izobli\u010denje menja oblike modula iz kvadrata u pravougaonike, \u0161to mo\u017ee spre\u010diti skenere da pravilno pro\u010ditaju kod.<\/li>\n<li><strong>Orezivanje tihe zone.<\/strong> Promena veli\u010dine.<\/li>\n<li><strong>Pretpostavljaju\u0107i da \u0107e kod koji radi na ekranu raditi i u \u0161tampi.<\/strong> Prikaz na ekranu i \u0161tampani izlaz su razli\u010dita okru\u017eenja. Kod koji izgleda o\u0161tro na 72 DPI na ekranu mo\u017ee se \u0161tampati mutno na 300 DPI ako osnovna rezolucija datoteke to ne podr\u017eava.<\/li>\n<li><strong>Netestiranje nakon promene veli\u010dine.<\/strong> Uvek proverite mogu\u0107nost skeniranja na kona\u010dnom materijalu, u kona\u010dnoj veli\u010dini, sa predvi\u0111ene udaljenosti skeniranja.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Za detaljnije smernice, <a href=\"https:\/\/pageloot.com\/sr\/blog\/qr-code-print-resolution-guide\/\">vodi\u010du za rezoluciju \u0161tampe QR koda<\/a> \u0438 <a href=\"https:\/\/pageloot.com\/sr\/blog\/best-practices-for-qr-code-readability\/\">najbolje prakse za \u010ditljivost QR kodova<\/a> pokrivaju detalje specifi\u010dne za \u0161tampu koje vredi znati pre nego \u0161to krenete u proizvodnju.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Odre\u0111ivanje veli\u010dine za razli\u010dite materijale za \u0161tampu<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Povr\u0161ina na koju \u0161tampate uti\u010de na to koliko veliki va\u0161 QR kod treba da bude, nezavisno od razmatranja udaljenosti skeniranja. Grube, teksturirane ili zakrivljene povr\u0161ine mogu izobli\u010diti module i smanjiti efikasan kontrast, zahtevaju\u0107i da ga uve\u0107ate iznad onoga \u0161to bi samo pravilo 10:1 sugerisalo.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Gladak papir ili karton<\/strong> \u2013 Primenjuju se standardne smernice za veli\u010dinu; mat zavr\u0161ne obrade su po\u017eeljnije od sjajnih kako bi se smanjio odsjaj i refleksije.<\/li>\n<li><strong>Valoviti karton<\/strong> \u2013 Dodajte 10\u201325% minimalnoj veli\u010dini da biste kompenzovali teksturu povr\u0161ine i nepravilnosti ivica.<\/li>\n<li><strong>Tkanina<\/strong> \u2013 Gladak poliester mo\u017ee koristiti standardne minimume; grubi ili rastegljivi tekstili \u010desto zahtevaju 25\u201350% ve\u0107e kodove.<\/li>\n<li><strong>Metal ili staklo<\/strong> \u2013 Visoka refleksivnost uzrokuje probleme pri skeniranju; koristite mat povr\u0161ine ili vinilne prekriva\u010de i pove\u0107ajte veli\u010dinu koda.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Za potpunu analizu po vrsti materijala, pogledajte <a href=\"https:\/\/pageloot.com\/sr\/blog\/qr-code-sizing-for-different-print-materials\/\">dimenzionisanju QR koda za razli\u010dite materijale za \u0161tampu<\/a>, a za smernice o tome kako sama metoda \u0161tampanja uti\u010de na kvalitet izlaza, <a href=\"https:\/\/pageloot.com\/sr\/blog\/how-printing-techniques-impact-qr-code-scannability\/\">kako tehnike \u0161tampanja uti\u010du na skeniranje QR koda<\/a> vredi pro\u010ditati pre nego \u0161to naru\u010dite \u0161tampu. Za odluke o postavljanju koje prevazilaze odre\u0111ivanje veli\u010dine, <a href=\"https:\/\/pageloot.com\/sr\/blog\/ultimate-guide-to-qr-code-placement-in-marketing\/\">Vodi\u010d za postavljanje QR koda za marketing<\/a> pokriva pozicioniranje prema vrsti materijala i kontekstu kampanje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pravilno menjanje veli\u010dine QR koda zna\u010di odabir pravog formata datoteke pre nego \u0161to promenite veli\u010dinu, odr\u017eavanje proporcija i margina tihe zone tokom celog procesa, i proveru da li va\u0161 izlaz ispunjava standarde rezolucije i kontrasta u kona\u010dnoj \u0161tampanoj ili prikazanoj veli\u010dini. Po\u010detak sa vektorskom datotekom u potpunosti uklanja ve\u0107inu rizika \u2013 ona se \u010disto skalira u bilo kom smeru bez ograni\u010denja rezolucije koje name\u0107u rasterske slike. Ako pravite QR kodove za teku\u0107e kampanje, kori\u0161\u0107enje <a href=\"https:\/\/pageloot.com\/sr\/qr-code-generator\/\">\u0434\u0438\u043d\u0430\u043c\u0438\u0447\u043a\u0438 \u041a\u0420 \u043a\u043e\u0434<\/a> daje vam dodatnu prednost a\u017euriranja odredi\u0161ta nakon \u0161tampanja, tako da odluka o veli\u010dini ili postavljanju danas ne zna\u010di da \u0107ete snositi tro\u0161kove ponovnog \u0161tampanja u budu\u0107nosti.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010cesto postavljana pitanja<\/h2>\n\n\n\n<div class=\"schema-faq\"><div class=\"schema-faq-section\" id=\"faq-question-21fa53946d9b\"><strong class=\"schema-faq-question\">Koji je najbolji format fajla za promenu veli\u010dine QR koda?<\/strong> <p class=\"schema-faq-answer\">SVG, EPS, ili PDF su najbolji formati za promenu veli\u010dine jer su vektorski bazirani i skaliraju se na bilo koju veli\u010dinu bez gubitka o\u0161trine. PNG je prihvatljiv za digitalnu upotrebu kada se izveze u visokoj rezoluciji. JPEG bi trebalo u potpunosti izbegavati \u2013 njegova kompresija zagla\u0111uje o\u0161tre ivice koje skeneri trebaju da razlikuju svaki modul.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-ecf229ebd079\"><strong class=\"schema-faq-question\">Koliko mali QR kod mo\u017ee biti, a da se i dalje pouzdano skenira?<\/strong> <p class=\"schema-faq-answer\">Prakti\u010dni minimum za ve\u0107inu aplikacija za \u0161tampu na maloj udaljenosti je 0,8 \u00d7 0,8 in\u010da (2 \u00d7 2 cm). Smanjivanje pove\u0107ava rizik od neuspe\u0161nog skeniranja. Za skeniranje na ve\u0107im udaljenostima, primenite pravilo 10:1: \u0161irina koda treba da bude najmanje jedna desetina maksimalne predvi\u0111ene udaljenosti skeniranja \u2013 tako da kod skeniran sa udaljenosti od 20 in\u010da treba da bude \u0161irok najmanje 2 in\u010da.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-a44eec90afda\"><strong class=\"schema-faq-question\">Da li promena veli\u010dine QR koda uti\u010de na njegovu korekciju gre\u0161ke ili podatke?<\/strong> <p class=\"schema-faq-answer\">Ne \u2013 kodirani podaci i nivo korekcije gre\u0161aka su fiksni kada se kod generi\u0161e. Promena veli\u010dine menja samo fizi\u010dke ili pikselne dimenzije slike. Ono na \u0161ta promena veli\u010dine mo\u017ee uticati je da li moduli ostaju jasni i prepoznatljivi na novoj veli\u010dini, zbog \u010dega je odr\u017eavanje 300 DPI za \u0161tampu, o\u010duvanje margina tihe zone i proporcionalno skaliranje, sve to bitni koraci.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>Nau\u010dite kako da promenite veli\u010dinu QR koda bez gubitka kvaliteta skeniranja. Pratite na\u0161 vodi\u010d o vektorskim formatima, DPI zahtevima i pravilima skaliranja za pouzdane rezultate \u0161tampanja.<\/p>","protected":false},"author":17,"featured_media":55356,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-55469","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-how-to"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Resize a QR Code Without Losing Scan Quality<\/title>\n<meta name=\"description\" content=\"Learn how to resize a QR code without losing scan quality. 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PNG is acceptable for digital use when exported at high resolution. JPEG should be avoided entirely \u2013 its compression smooths the sharp edges that scanners need to distinguish each module.","inLanguage":"sr"},"inLanguage":"sr"},{"@type":"Question","@id":"https:\/\/pageloot.com\/pt\/how-to\/resize-a-qr-code\/#faq-question-ecf229ebd079","position":2,"url":"https:\/\/pageloot.com\/pt\/how-to\/resize-a-qr-code\/#faq-question-ecf229ebd079","name":"Koliko mali QR kod mo\u017ee biti, a da se i dalje pouzdano skenira?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The practical minimum for most close-range print applications is 0.8 \u00d7 0.8 inches (2 \u00d7 2 cm). Going smaller increases the risk of scan failure. For scanning at greater distances, apply the 10:1 rule: the code's width should be at least one-tenth of the maximum intended scanning distance \u2013 so a code scanned from 20 inches away should be at least 2 inches wide.","inLanguage":"sr"},"inLanguage":"sr"},{"@type":"Question","@id":"https:\/\/pageloot.com\/pt\/how-to\/resize-a-qr-code\/#faq-question-a44eec90afda","position":3,"url":"https:\/\/pageloot.com\/pt\/how-to\/resize-a-qr-code\/#faq-question-a44eec90afda","name":"Da li promena veli\u010dine QR koda uti\u010de na njegovu korekciju gre\u0161ke ili podatke?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"No \u2013 the encoded data and error correction level are fixed when the code is generated. Resizing changes only the physical or pixel dimensions of the image. 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