{"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\/hr\/how-to\/resize-a-qr-code\/","title":{"rendered":"Kako promijeniti veli\u010dinu QR koda bez gubitka kvalitete skeniranja"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Poku\u0161avate li promijeniti veli\u010dinu QR koda samo da biste dobili mutan, neskeniraju\u0107i rezultat? Pogre\u0161ne dimenzije \u2013 ili kori\u0161tenje pogre\u0161nog formata datoteke \u2013 mogu u\u010diniti va\u0161 QR kod potpuno beskorisnim nakon ispisa. Ovaj vodi\u010d vas vodi kroz to\u010dno kako ispravno promijeniti veli\u010dinu QR koda, pokrivaju\u0107i formate datoteka, pravila veli\u010dine, zahtjeve za rezoluciju i naj\u010de\u0161\u0107e pogre\u0161ke koje treba izbjegavati.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Za\u0161to promjena veli\u010dine QR koda ide krivo<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ve\u0107ina problema s kvalitetom QR koda svodi se na jedno od dva pitanja: po\u010dev\u0161i s pogre\u0161nim formatom datoteke ili skaliranjem slike izvan onoga \u0161to njezina 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 \u010ditati mutne, nejasne module umjesto o\u0161trih crno-bijelih kvadrata. Rastezanje QR koda niske rezolucije jedan je od najpouzdanijih na\u010dina za dobivanje <a href=\"https:\/\/pageloot.com\/hr\/blog\/qr-code-print-resolution-guide\/\">mutnog, neskeniraju\u0107eg rezultata ispisa<\/a>. Postoji i manje o\u010dit problem: promjena veli\u010dine mo\u017ee nenamjerno izobli\u010diti proporcije koda ili ukloniti tihu zonu \u2013 jasan bijeli rub koji okru\u017euje kod \u2013 \u0161to uzrokuje da skeneri pogre\u0161no pro\u010ditaju ili potpuno proma\u0161e uzorak. Razumijevanje ovih to\u010daka kvara prije nego \u0161to promijenite veli\u010dinu je najizravniji put do koda koji stvarno 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 najutjecajniji izbor koji donosite prilikom promjene veli\u010dine QR koda je radite li s vektorskom ili rasterskom datotekom.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vektorski formati (SVG, EPS, PDF)<\/strong> pohranjuju QR kod kao matemati\u010dke upute umjesto fiksne mre\u017ee piksela. To zna\u010di da se skaliraju na bilo koju veli\u010dinu \u2013 od po\u0161tanske marke do jumbo plakata \u2013 bez gubitka o\u0161trine ili jasno\u0107e. Za sve \u0161to ide u tisak, vektor je ispravan izbor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rasterski formati (PNG, JPEG, BMP)<\/strong> pohranjuju kod kao mre\u017eu piksela s fiksnom gornjom granicom rezolucije. Kada ih skalirate iznad njihove izvorne rezolucije, softver mora izmisliti podatke o pikselima, \u0161to uzrokuje zamu\u0107enje. JPEG je posebno problemati\u010dan jer njegov algoritam kompresije zagla\u0111uje rubove, izravno potkopavaju\u0107i o\u0161tar kontrast koji QR skener treba za \u010ditanje svakog modula.<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>Format<\/th>\n<th>Skalira bez gubitka<\/th>\n<th>Preporu\u010deno za<\/th>\n<th>Bilje\u0161ke<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>SVG<\/td>\n<td>Da<\/td>\n<td>Tisak, veliki format<\/td>\n<td>Najbolji ukupno za promjenu veli\u010dine<\/td>\n<\/tr>\n<tr>\n<td>EPS<\/td>\n<td>Da<\/td>\n<td>Profesionalni tisak<\/td>\n<td>Standard u radnim procesima grafi\u010dkog dizajna<\/td>\n<\/tr>\n<tr>\n<td>PDF<\/td>\n<td>Da<\/td>\n<td>Tisak, dijeljenje<\/td>\n<td>\u010cuva vektorske podatke<\/td>\n<\/tr>\n<tr>\n<td>PNG<\/td>\n<td>Ne (fiksna rezolucija)<\/td>\n<td>Web, digitalni prikaz<\/td>\n<td>Prihvatljivo pri visokoj rezoluciji<\/td>\n<\/tr>\n<tr>\n<td>JPEG<\/td>\n<td>Ne (kompresija s gubitkom)<\/td>\n<td>Nijedno<\/td>\n<td>Potpuno izbjegavati 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 ispis, uvijek odaberite SVG ili EPS. Kada vam je potrebna rasterska datoteka za digitalni zaslon ili platformu koja ne prihva\u0107a 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>Stvorite QR kodove spremne za ispis u pravom formatu<\/strong> Generirajte svoj QR kod i preuzmite ga kao SVG, EPS ili PDF datoteku spremnu za ispis koriste\u0107i <a href=\"https:\/\/pageloot.com\/hr\/qr-code-generator\/\">Pageloot Generator QR kodova<\/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 s PNG-om za ispis, rezolucija \u2013 mjerena u DPI (to\u010dkama po in\u010du) \u2013 odre\u0111uje ho\u0107e li kod ostati o\u0161tar u svojoj kona\u010dnoj ispisanoj veli\u010dini.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Minimalni standard za ispis je 300 DPI pri kona\u010dnim ispisanim dimenzijama.<\/strong> To zna\u010di da dimenzije piksela va\u0161e slikovne datoteke moraju odgovarati namjeravanoj fizi\u010dkoj veli\u010dini pri toj gusto\u0107i. Na primjer:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>QR kod ispisan na <strong>1 in\u010d \u00d7 1 in\u010d<\/strong> potrebuje najmanje <strong>300 \u00d7 300 piksela<\/strong><\/li>\n<li>QR kod ispisan na <strong>4 in\u010da \u00d7 4 in\u010da<\/strong> potrebuje 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 zadovoljava ovaj prag pri va\u0161oj ciljanoj veli\u010dini, pojedina\u010dni moduli \u2013 sitni kvadrati koji nose QR podatke \u2013 \u0107e se zamutiti. U tom trenutku, skener vi\u0161e ne mo\u017ee razlikovati tamno od svijetlog, i kod ne uspijeva. Za digitalne zaslone, minimum od otprilike <strong>240 \u00d7 240 piksela<\/strong> je prakti\u010dna smjernica za kodove za prikaz na zaslonu, iako je ve\u0107e uvijek sigurnije za zumiranje i kompatibilnost me\u0111u ure\u0111ajima. \u010cistije rje\u0161enje za ispis 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 promijeniti veli\u010dinu QR koda korak po korak<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Korak 1: Zapo\u010dnite s 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 na ispis. Ako imate samo rastersku datoteku, provjerite podr\u017eavaju li dimenzije piksela 300 DPI pri va\u0161oj ciljanoj veli\u010dini ispisa prije promjene veli\u010dine. PNG QR kod mo\u017ee dobro funkcionirati za digitalne postavke kada se izveze u dovoljnoj rezoluciji \u2013 mo\u017eete ga stvoriti izravno s <a href=\"https:\/\/pageloot.com\/hr\/qr-code-png\/\">PNG QR kod generator<\/a> i koristiti ga gdje 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 promjenu 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\">Uvijek zadr\u017eite izvorni omjer \u0161irine i visine prilikom promjene veli\u010dine. QR kodovi su po definiciji kvadratni, a rastezanje vodoravno ili okomito iskrivljuje module iz kvadrata u pravokutnike, \u0161to mo\u017ee zbuniti ili onemogu\u0107iti skenere. U bilo kojoj dizajnerskoj aplikaciji \u2013 Illustrator, Canva, InDesign, Photoshop \u2013 zaklju\u010dajte omjer \u0161irine i visine prije povla\u010denja ru\u010dice kuta. \u010cak i suptilno izobli\u010denje dovoljno je da uzrokuje probleme s 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 jasan bijeli rub koji 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 promijenite veli\u010dinu QR koda i postavite ga unutar ve\u0107eg dizajna, ova zona je \u010desto prva stvar koja se obrezuje ili naru\u0161ava drugim dizajnerskim elementima. 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 neupitan \u2013 njegovo uklanjanje prekida prepoznavanje skenera.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Korak 4: Provjerite kontrast nakon promjene veli\u010dine<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Promjena veli\u010dine na obojenu ili teksturiranu pozadinu mo\u017ee smanjiti u\u010dinkovit kontrast izme\u0111u modula koda i njegovog okru\u017eenja. Skeneri se oslanjaju na razliku izme\u0111u tamnih i svijetlih podru\u010dja za \u010ditanje koda. Najsigurnija kombinacija ostaju tamni moduli na svijetloj pozadini \u2013 crna na bijeloj pru\u017ea omjer kontrasta 21:1. Ciljajte na minimalni omjer kontrasta od <strong>4:1<\/strong> izme\u0111u boja prednjeg plana i pozadine, i izbjegavajte postavljanje koda na gradijente, pretrpane uzorke ili reflektiraju\u0107e povr\u0161ine. Za detaljne smjernice, pogledajte <a href=\"https:\/\/pageloot.com\/hr\/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 prije ispisa<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ispi\u0161ite probni otisak u to\u010dnoj namjeravanoj veli\u010dini na to\u010dnom namjeravanom materijalu, zatim testirajte s vi\u0161e ure\u0111aja \u2013 i iOS i Android \u2013 prije nego \u0161to se obve\u017eete na punu proizvodnju. 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 stvarno postavljen. Pogledajte <a href=\"https:\/\/pageloot.com\/hr\/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\">Smjernice za minimalnu i maksimalnu veli\u010dinu<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Odgovorno mijenjanje veli\u010dine QR koda zna\u010di poznavanje granica veli\u010dine za va\u0161 specifi\u010dni slu\u010daj upotrebe. Temeljno pravilo je <strong>omjer udaljenosti i veli\u010dine 10:1<\/strong>: maksimalna namjeravana udaljenost skeniranja trebala bi biti pribli\u017eno deset puta ve\u0107a od \u0161irine QR koda. Kod skeniran s udaljenosti od 20 in\u010da trebao bi biti \u0161irok najmanje 2 in\u010da; onaj skeniran s udaljenosti od 5 stopa trebao bi biti \u0161irok najmanje 6 in\u010da; kod za jumbo plakat skeniran s udaljenosti od 30 stopa trebao bi biti \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 primjene ispisa, evo pouzdanih po\u010detnih to\u010daka:<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>Slu\u010daj upotrebe<\/th>\n<th>Minimalna preporu\u010dena veli\u010dina<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Posjetnice<\/td>\n<td>0,8 \u00d7 0,8 in (2 \u00d7 2 cm)<\/td>\n<\/tr>\n<tr>\n<td>Letci i bro\u0161ure<\/td>\n<td>1,2 \u00d7 1,2 in (3 \u00d7 3 cm)<\/td>\n<\/tr>\n<tr>\n<td>Plakati i natpisi<\/td>\n<td>6 \u00d7 1.6 in (4 \u00d7 4 cm)<\/td>\n<\/tr>\n<tr>\n<td>Jumbo plakati i transparenti<\/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 primjene na posjetnicama, 0,8 \u00d7 0,8 in\u010da je prakti\u010dni minimum za pouzdano skeniranje iz blizine \u2013 smanjivanje veli\u010dine zna\u010dajno pove\u0107ava rizik od neuspjeha skeniranja. Pogledajte <a href=\"https:\/\/pageloot.com\/hr\/blog\/best-qr-code-sizes-for-business-cards\/\">vodi\u010d za veli\u010dine QR kodova za posjetnice<\/a> za specifi\u010dne preporuke za taj format. Ne postoji slu\u017ebeno gornje ograni\u010denje veli\u010dine; pove\u0107ajte po potrebi na temelju udaljenosti skeniranja. Za sveobuhvatan pregled za svaki slu\u010daj upotrebe, <a href=\"https:\/\/pageloot.com\/hr\/how-to\/qr-code-size-guide\/\">vodi\u010du za veli\u010dinu QR koda<\/a> pokriva sve od posjetnica do jumbo plakata. Tako\u0111er mo\u017eete istra\u017eiti <a href=\"https:\/\/pageloot.com\/hr\/blog\/how-qr-code-size-impacts-visibility\/\">kako veli\u010dina QR koda utje\u010de na vidljivost<\/a> kako biste razumjeli \u0161iri odnos izme\u0111u dimenzija i uspjeha skeniranja.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Trebate QR kod za svoju posjetnicu?<\/strong> Koristiti <a href=\"https:\/\/pageloot.com\/hr\/business-card-qr-code-generator\/\">QR vizitka generator<\/a> za izradu koda veli\u010dine i dizajna za ispis posjetnica, s uklju\u010denim SVG izvozom.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Kako gusto\u0107a podataka utje\u010de na promjenu veli\u010dine<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Jedan faktor koji komplicira promjenu veli\u010dine je gusto\u0107a podataka \u2013 koli\u010dina informacija kodiranih u QR kodu. \u0160to vi\u0161e podataka QR kod sadr\u017ei, to njegova mre\u017ea modula postaje gu\u0161\u0107a. Gu\u0161\u0107e mre\u017ee zahtijevaju ve\u0107e fizi\u010dke veli\u010dine kako bi pojedini moduli ostali \u010ditljivi na razini kamere.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">QR kod koji kodira duga\u010dak URL s parametrima pra\u0107enja sadr\u017ei daleko vi\u0161e podataka od onog koji pokazuje na kratak URL za preusmjeravanje. Kada smanjite kod visoke gusto\u0107e, moduli postaju premali da bi ih ve\u0107ina kamera pametnih telefona pouzdano razrije\u0161ila. Dinami\u010dki QR kodovi rje\u0161avaju ovaj problem izravno. Umjesto kodiranja punog odredi\u0161nog URL-a, dinami\u010dki kod kodira kratko interno preusmjeravanje, odr\u017eavaju\u0107i gusto\u0107u podataka koda niskom bez obzira na to kamo pokazuje. To zna\u010di da kod mo\u017eete ispisati manji bez \u017ertvovanja mogu\u0107nosti skeniranja \u2013 i kasnije a\u017eurirati odredi\u0161te bez ponovnog ispisa.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ispravljanje pogre\u0161aka i tolerancija promjene veli\u010dine<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">QR kodovi uklju\u010duju ugra\u0111eno ispravljanje pogre\u0161aka koje im omogu\u0107uje da ostanu skeniraju\u0107i \u010dak i kada su djelomi\u010dno o\u0161te\u0107eni ili zaklonjeni. Standard ISO\/IEC 18004 definira \u010detiri razine:<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>Razina<\/th>\n<th>Mogu\u0107nost oporavka<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>L (nisko)<\/td>\n<td>~7% podataka<\/td>\n<\/tr>\n<tr>\n<td>M (srednje)<\/td>\n<td>~15% podataka<\/td>\n<\/tr>\n<tr>\n<td>Q (kvartil)<\/td>\n<td>~25% podataka<\/td>\n<\/tr>\n<tr>\n<td>H (visoka)<\/td>\n<td>~30% podataka<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ako mijenjate veli\u010dinu QR koda na manju veli\u010dinu ili dodajete logotip u sredi\u0161te koda, pove\u0107anje razine ispravljanja pogre\u0161aka daje vam za\u0161titu od o\u0161te\u0107enja na razini modula ili nepreciznosti skeniranja. Razina Q ili H prikladna je za brendirane ili jako prilago\u0111ene kodove. Imajte na umu da ve\u0107a ispravka pogre\u0161aka pove\u0107ava gusto\u0107u podataka, \u0161to mo\u017ee zahtijevati ne\u0161to ve\u0107u minimalnu veli\u010dinu za kompenzaciju.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Uobi\u010dajene pogre\u0161ke pri promjeni veli\u010dine koje treba izbjegavati<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kori\u0161tenje snimke zaslona kao izvorne datoteke.<\/strong> Snimke zaslona su rasterske snimke niske rezolucije. Njihovo pove\u0107avanje za ispis jedan je od naj\u010de\u0161\u0107ih uzroka neskenabilnih QR kodova.<\/li>\n<li><strong>Neproporcionalno rastezanje koda.<\/strong> \u010cak i blago horizontalno ili vertikalno izobli\u010denje mijenja oblike modula iz kvadrata u pravokutnike, \u0161to mo\u017ee sprije\u010diti skenere da ispravno pro\u010ditaju kod.<\/li>\n<li><strong>Obrezivanje tihe zone.<\/strong> Promjena veli\u010dine unutar uskog dizajnerskog rasporeda \u010desto rezultira zadiranjem drugih elemenata u tihu zonu. Ostavite najmanje \u010detiri modula \u010distog prostora sa svih strana \u2013 ova margina je tehni\u010dki zahtjev, a ne stilski izbor.<\/li>\n<li><strong>Pretpostavka da kod koji radi na zaslonu \u0107e raditi u ispisu.<\/strong> Prikaz na zaslonu i ispisani izlaz su razli\u010dita okru\u017eenja. Kod koji izgleda o\u0161tro pri 72 DPI na zaslonu mo\u017ee se ispisati mutno pri 300 DPI ako temeljna rezolucija datoteke to ne podr\u017eava.<\/li>\n<li><strong>Neprovo\u0111enje testiranja nakon promjene veli\u010dine.<\/strong> Uvijek provjerite mogu\u0107nost skeniranja na kona\u010dnom materijalu, u kona\u010dnoj veli\u010dini, s namjerene udaljenosti skeniranja.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Za detaljnije smjernice, <a href=\"https:\/\/pageloot.com\/hr\/blog\/qr-code-print-resolution-guide\/\">10. vodi\u010du za rezoluciju ispisa QR koda<\/a> i <a href=\"https:\/\/pageloot.com\/hr\/blog\/best-practices-for-qr-code-readability\/\">najbolje prakse za \u010ditljivost QR koda<\/a> pokrivaju detalje specifi\u010dne za ispis koje vrijedi znati prije nego \u0161to krenete u proizvodnju.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Odre\u0111ivanje veli\u010dine za razli\u010dite materijale za ispis<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Povr\u0161ina na koju ispisujete utje\u010de na to koliko velik va\u0161 QR kod treba biti, neovisno o razmatranjima udaljenosti skeniranja. Grube, teksturirane ili zakrivljene povr\u0161ine mogu izobli\u010diti module i smanjiti u\u010dinkovit kontrast, zahtijevaju\u0107i da pove\u0107ate veli\u010dinu iznad onoga \u0161to bi samo pravilo 10:1 sugeriralo.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Glatki papir ili karton<\/strong> \u2013 Primjenjuju se standardne smjernice za veli\u010dinu; mat zavr\u0161ne obrade su po\u017eeljnije od sjajnih za smanjenje odsjaja i refleksija<\/li>\n<li><strong>Valoviti karton<\/strong> \u2013 Dodajte 10\u201325% minimalnoj veli\u010dini kako biste kompenzirali teksturu povr\u0161ine i nepravilnosti rubova<\/li>\n<li><strong>Tkanina<\/strong> \u2013 Glatki poliester mo\u017ee koristiti standardne minimume; grubi ili rastezljivi tekstili \u010desto zahtijevaju 25\u201350% ve\u0107e kodove<\/li>\n<li><strong>Metal ili staklo<\/strong> \u2013 Visoka reflektivnost 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 ra\u0161\u010dlambu po vrsti materijala, pogledajte <a href=\"https:\/\/pageloot.com\/hr\/blog\/qr-code-sizing-for-different-print-materials\/\">Veli\u010dina QR koda za razli\u010dite materijale za ispis<\/a>, a za smjernice o tome kako sama metoda ispisa utje\u010de na kvalitetu izlaza, <a href=\"https:\/\/pageloot.com\/hr\/blog\/how-printing-techniques-impact-qr-code-scannability\/\">15. kako tehnike ispisa utje\u010du na skeniranje QR koda uvelike ovisi o faktorima kao \u0161to je razlijevanje tinte. Na upijaju\u0107im materijalima poput tkanine ili teksturiranog papira, tinta se mo\u017ee razliti, pro\u0161iruju\u0107i tamne module i smanjuju\u0107i bijele prostore izme\u0111u njih.<\/a> vrijedi pro\u010ditati prije nego \u0161to naru\u010dite ispis. Za odluke o postavljanju koje nadilaze odre\u0111ivanje veli\u010dine, <a href=\"https:\/\/pageloot.com\/hr\/blog\/ultimate-guide-to-qr-code-placement-in-marketing\/\">Vodi\u010d za postavljanje QR kodova za marketing<\/a> pokriva pozicioniranje prema vrsti materijala i kontekstu kampanje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pravilno mijenjanje veli\u010dine QR koda zna\u010di odabir pravog formata datoteke prije promjene veli\u010dine, odr\u017eavanje proporcija i margina tihe zone tijekom cijelog procesa, i provjeru da va\u0161 izlaz zadovoljava standarde rezolucije i kontrasta na kona\u010dnoj ispisanoj ili prikazanoj veli\u010dini. Po\u010detak s vektorskom datotekom u potpunosti uklanja ve\u0107inu rizika \u2013 ona se \u010disto skalira u bilo kojem smjeru bez ograni\u010denja rezolucije koje name\u0107u rasterske slike. Ako izra\u0111ujete QR kodove za teku\u0107e kampanje, kori\u0161tenje <a href=\"https:\/\/pageloot.com\/hr\/qr-code-generator\/\">dinami\u010dki QR kod<\/a> daje vam dodatnu prednost a\u017euriranja odredi\u0161ta nakon ispisa, tako da odluka o veli\u010dini ili postavljanju danas ne zna\u010di da \u0107ete u budu\u0107nosti imati tro\u0161kove ponovnog ispisa.<\/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 datoteke za promjenu veli\u010dine QR koda?<\/strong> <p class=\"schema-faq-answer\">SVG, EPS, ili PDF su najbolji formati za promjenu veli\u010dine jer su vektorski i skaliraju se na bilo koju veli\u010dinu bez gubitka o\u0161trine. PNG je prihvatljiv za digitalnu upotrebu kada je izvezen u visokoj rezoluciji. JPEG treba u potpunosti izbjegavati \u2013 njegova kompresija zagla\u0111uje o\u0161tre rubove koje skeneri trebaju da bi razlikovali svaki modul.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-ecf229ebd079\"><strong class=\"schema-faq-question\">Koliko malen mo\u017ee biti QR kod, a da se i dalje pouzdano skenira?<\/strong> <p class=\"schema-faq-answer\">Prakti\u010dni minimum za ve\u0107inu aplikacija za ispis izbliza je 0,8 \u00d7 0,8 in\u010da (2 \u00d7 2 cm). Smanjivanje pove\u0107ava rizik od neuspjeha skeniranja. Za skeniranje na ve\u0107im udaljenostima, primijenite pravilo 10:1: \u0161irina koda trebala bi biti najmanje jedna desetina maksimalne namjerene udaljenosti skeniranja \u2013 tako da kod skeniran s udaljenosti od 20 in\u010da treba biti \u0161irok najmanje 2 in\u010da.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-a44eec90afda\"><strong class=\"schema-faq-question\">Utje\u010de li promjena veli\u010dine QR koda na njegovo ispravljanje pogre\u0161aka ili podatke?<\/strong> <p class=\"schema-faq-answer\">Ne \u2013 kodirani podaci i razina ispravljanja pogre\u0161aka fiksni su kada se kod generira. Promjena veli\u010dine mijenja samo fizi\u010dke ili pikselne dimenzije slike. Ono na \u0161to promjena veli\u010dine mo\u017ee utjecati jest ho\u0107e li moduli ostati jasni i prepoznatljivi na novoj veli\u010dini, zbog \u010dega su odr\u017eavanje 300 DPI za ispis, o\u010duvanje margina tihe zone i proporcionalno skaliranje sve bitni koraci.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>Nau\u010dite kako promijeniti veli\u010dinu QR koda bez gubitka kvalitete skeniranja. Slijedite na\u0161 vodi\u010d o vektorskim formatima, DPI zahtjevima i pravilima skaliranja za pouzdane rezultate ispisa.<\/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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Follow our guide on vector formats, DPI requirements, and scaling rules for reliable print results.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pageloot.com\/hr\/how-to\/resize-a-qr-code\/\" \/>\n<meta property=\"og:site_name\" content=\"Pageloot\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/pageloot\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-30T08:18:22+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-02T17:07:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/06\/content-asset-639615-683ee679e76b.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Siim T\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@getpageloot\" \/>\n<meta name=\"twitter:site\" content=\"@getpageloot\" \/>\n<meta name=\"twitter:label1\" content=\"Napisao\/la\" \/>\n\t<meta name=\"twitter:data1\" content=\"Siim T\" \/>\n\t<meta name=\"twitter:label2\" content=\"Procijenjeno vrijeme \u010ditanja\" \/>\n\t<meta name=\"twitter:data2\" content=\"11 minuta\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/pt\\\/how-to\\\/resize-a-qr-code\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/pt\\\/how-to\\\/resize-a-qr-code\\\/\"},\"author\":{\"name\":\"Siim T\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#\\\/schema\\\/person\\\/fa28992c2e52546f0812833bac852dfe\"},\"headline\":\"How to Resize a QR Code Without Losing Scan Quality\",\"datePublished\":\"2026-06-30T08:18:22+00:00\",\"dateModified\":\"2026-07-02T17:07:07+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/pt\\\/how-to\\\/resize-a-qr-code\\\/\"},\"wordCount\":2257,\"publisher\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/pt\\\/how-to\\\/resize-a-qr-code\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/content-asset-639615-683ee679e76b.webp\",\"articleSection\":[\"Guides\"],\"inLanguage\":\"hr\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/pageloot.com\\\/pt\\\/how-to\\\/resize-a-qr-code\\\/\",\"url\":\"https:\\\/\\\/pageloot.com\\\/pt\\\/how-to\\\/resize-a-qr-code\\\/\",\"name\":\"How to Resize a QR Code Without Losing Scan Quality\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/pt\\\/how-to\\\/resize-a-qr-code\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/pt\\\/how-to\\\/resize-a-qr-code\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/content-asset-639615-683ee679e76b.webp\",\"datePublished\":\"2026-06-30T08:18:22+00:00\",\"dateModified\":\"2026-07-02T17:07:07+00:00\",\"description\":\"Learn how to resize a QR code without losing scan quality. 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With a profound expertise spanning over 5 years solely on QR codes, Siim has become a subject matter expert in the field. He makes significant strides in leveraging QR technology to simplify and augment digital interactions. His journey didn\u2019t just start here. 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JPEG should be avoided entirely \u2013 its compression smooths the sharp edges that scanners need to distinguish each module.\",\"inLanguage\":\"hr\"},\"inLanguage\":\"hr\"},{\"@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\":\"How small can a QR code be and still scan reliably?\",\"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. 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S dubokom stru\u010dno\u0161\u0107u koja obuhva\u0107a vi\u0161e od 5 godina isklju\u010divo na QR kodovima, Siim je postao stru\u010dnjak za predmet u tom podru\u010dju. On \u010dini zna\u010dajne korake u iskori\u0161tavanju QR tehnologije za pojednostavljenje i pove\u0107anje digitalnih interakcija. Njegovo putovanje nije tek po\u010delo ovdje. Siim ima opse\u017eno digitalno iskustvo s vi\u0161e od 10 godina bogatog iskustva u sektoru softvera kao usluge (SaaS), \u0161to je potvrda njegovog dubokog znanja o digitalnim rje\u0161enjima.","sameAs":["https:\/\/www.linkedin.com\/in\/siim-tiigimagi\/"]},{"@type":"Question","@id":"https:\/\/pageloot.com\/pt\/how-to\/resize-a-qr-code\/#faq-question-21fa53946d9b","position":1,"url":"https:\/\/pageloot.com\/pt\/how-to\/resize-a-qr-code\/#faq-question-21fa53946d9b","name":"Koji je najbolji format datoteke za promjenu veli\u010dine QR koda?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"SVG, EPS, or PDF are the best formats for resizing because they are vector-based and scale to any size without losing sharpness. 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":"hr"},"inLanguage":"hr"},{"@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 malen mo\u017ee biti QR kod, 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":"hr"},"inLanguage":"hr"},{"@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":"Utje\u010de li promjena veli\u010dine QR koda na njegovo ispravljanje pogre\u0161aka 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. What resizing can affect is whether the modules remain clear and distinguishable at the new size, which is why maintaining 300 DPI for print, preserving the quiet zone margins, and scaling proportionally are all essential steps.","inLanguage":"hr"},"inLanguage":"hr"}]}},"_links":{"self":[{"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/posts\/55469","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/comments?post=55469"}],"version-history":[{"count":1,"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/posts\/55469\/revisions"}],"predecessor-version":[{"id":55529,"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/posts\/55469\/revisions\/55529"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/media\/55356"}],"wp:attachment":[{"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/media?parent=55469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/categories?post=55469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pageloot.com\/hr\/wp-json\/wp\/v2\/tags?post=55469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}