{"id":567,"date":"2024-12-25T05:12:04","date_gmt":"2024-12-25T05:12:04","guid":{"rendered":"https:\/\/www.wrapfilmtest.com\/?page_id=567"},"modified":"2025-01-13T08:40:48","modified_gmt":"2025-01-13T08:40:48","slug":"haze-and-transmittance-test","status":"publish","type":"page","link":"https:\/\/www.wrapfilmtest.com\/ro\/haze-and-transmittance-test","title":{"rendered":"Test de cea\u021b\u0103 \u0219i transmisie"},"content":{"rendered":"<div class=\"slider-wrapper relative\" id=\"slider-873890688\" >\n    <div class=\"slider slider-nav-circle slider-nav-large slider-nav-light slider-style-normal\"\n        data-flickity-options='{            \"cellAlign\": \"center\",            \"imagesLoaded\": true,            \"lazyLoad\": 1,            \"freeScroll\": false,            \"wrapAround\": true,            \"autoPlay\": 6000,            \"pauseAutoPlayOnHover\" : true,            \"prevNextButtons\": true,            \"contain\" : true,            \"adaptiveHeight\" : true,            \"dragThreshold\" : 10,            \"percentPosition\": true,            \"pageDots\": true,            \"rightToLeft\": false,            \"draggable\": true,            \"selectedAttraction\": 0.1,            \"parallax\" : 0,            \"friction\": 0.6        }'\n        >\n        \n\n\n  <div class=\"banner has-hover\" id=\"banner-1588868533\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-937300277\" class=\"text-box banner-layer x50 md-x50 lg-x50 y50 md-y50 lg-y50 res-text\">\n                     <div data-animate=\"fadeInLeft\">           <div class=\"text-box-content text dark text-shadow-1\">\n              \n              <div class=\"text-inner text-center\">\n                  \n\n<h2>Test de cea\u021b\u0103 \u0219i transmisie<\/h2>\n<div class=\"is-divider divider clearfix\" ><\/div>\n\n<a href=\"https:\/\/www.wrapfilmtest.com\/ro\/contact\/\" target=\"_blank\" class=\"button success box-shadow-3\" rel=\"noopener\"  >\n    <span>Solicita\u021bi O Cota\u021bie<\/span>\n  <\/a>\n\n\n\n              <\/div>\n           <\/div>\n       <\/div>                     \n<style>\n#text-box-937300277 {\n  width: 66%;\n}\n#text-box-937300277 .text-box-content {\n  font-size: 100%;\n}\n<\/style>\n    <\/div>\n \n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1588868533 {\n  padding-top: 30%;\n}\n#banner-1588868533 .bg.bg-loaded {\n  background-image: url(https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Test-Price-768x224.webp);\n}\n#banner-1588868533 .overlay {\n  background-color: rgba(0, 0, 0, 0.25);\n}\n#banner-1588868533 .bg {\n  background-position: 71% 54%;\n}\n<\/style>\n  <\/div>\n\n\n\n     <\/div>\n\n     <div class=\"loading-spin dark large centered\"><\/div>\n\n\t<\/div>\n\n\n<div class=\"row align-middle\"  id=\"row-546035853\">\n\n\n\t<div id=\"col-760233822\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h2 class=\"lead uppercase\" style=\"text-align: left;\">Test de cea\u021b\u0103 \u0219i transmisie pentru filmele de ambalare: Ghid cuprinz\u0103tor<\/h2>\n<p>Filmele de ambalare, inclusiv peliculele \u00eentinse \u0219i peliculele de ambalare, sunt utilizate \u00eentr-o varietate de aplica\u021bii, de la ambalare la protec\u021bie \u0219i transport. Aceste filme trebuie adesea s\u0103 men\u021bin\u0103 un anumit nivel de transparen\u021b\u0103 pentru a permite vizibilitatea con\u021binutului, oferind \u00een acela\u0219i timp protec\u021bie eficient\u0103 \u00eempotriva elementelor externe.<\/p>\n<h5>\u00a0<\/h5>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1233297462\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_385581401\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner image-cover dark\" style=\"padding-top:75%;\">\n\t\t\t<img decoding=\"async\" width=\"631\" height=\"400\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-Meter-and-Luminous-Transmittance-meter-631x400.webp\" class=\"attachment-medium size-medium\" alt=\"Contor de cea\u021b\u0103 \u0219i contor de transmisie luminoas\u0103\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-Meter-and-Luminous-Transmittance-meter-631x400.webp 631w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-Meter-and-Luminous-Transmittance-meter-1262x800.webp 1262w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-Meter-and-Luminous-Transmittance-meter-768x487.webp 768w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-Meter-and-Luminous-Transmittance-meter-510x323.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-Meter-and-Luminous-Transmittance-meter.webp 1330w\" sizes=\"(max-width: 631px) 100vw, 631px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_385581401 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\t<section class=\"section has-parallax\" id=\"section_512270844\">\n\t\t<div class=\"bg section-bg fill bg-fill\" data-parallax-container=\".section\" data-parallax-background data-parallax=\"-4\">\n\n\t\t\t\n\t\t\t<div class=\"section-bg-overlay absolute fill\"><\/div>\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-76839785\">\n\n\n\t<div id=\"col-37513821\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-39468590\" class=\"text\">\n\t\t\n\n<h2 class=\"uppercase\">Rolul brumei \u0219i al transmisiei luminii \u00een ambalare<\/h2>\n\t\t\n<style>\n#text-39468590 {\n  color: rgb(253, 253, 253);\n}\n#text-39468590 > * {\n  color: rgb(253, 253, 253);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-704609532\" class=\"col medium-8 small-12 large-8\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3601766057\" class=\"text\">\n\t\t\n\n<p>Cea\u021ba \u0219i transmisia luminii au un impact direct asupra clarit\u0103\u021bii \u0219i aspectului foliei de ambalare, care este esen\u021bial\u0103 pentru percep\u021bia consumatorilor, \u00een special \u00een mediile de ambalare a alimentelor \u0219i de v\u00e2nzare cu am\u0103nuntul. Nivelurile inadecvate de cea\u021b\u0103 pot duce la un atractiv vizual slab, \u00een timp ce transmisia necorespunz\u0103toare poate compromite eficacitatea \u00eenveli\u0219ului \u00een produsele de protec\u021bie. Testarea asigur\u0103 c\u0103 filmele \u00eendeplinesc specifica\u021biile necesare pentru claritate optic\u0103 \u0219i transparen\u021b\u0103.<\/p>\n\t\t\n<style>\n#text-3601766057 {\n  color: rgb(255, 255, 255);\n}\n#text-3601766057 > * {\n  color: rgb(255, 255, 255);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_512270844 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n#section_512270844 .section-bg-overlay {\n  background-color: rgba(0,0,0,.5);\n}\n#section_512270844 .section-bg.bg-loaded {\n  background-image: url(https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-Meter-for-film-scaled.webp);\n}\n#section_512270844 .section-bg {\n  background-position: 46% 58%;\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"text-center\"><div class=\"is-divider divider clearfix\" ><\/div><\/div>\n\n\t<div id=\"text-1490872803\" class=\"text\">\n\t\t\n\n<h2>Transmisan\u021ba \u0219i cea\u021ba sunt dou\u0103 propriet\u0103\u021bi optice foarte importante ale materialelor transparente.<\/h2>\n\t\t\n<style>\n#text-1490872803 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n<p style=\"text-align: center;\">Cea\u021ba este str\u00e2ns legat\u0103 de fluxul luminos \u00eempr\u0103\u0219tiat \u0219i transmis; Transmitan\u021ba este procentajul fluxului luminos prin mediu fa\u021b\u0103 de fluxul luminos incident total.<\/p>\n\t<section class=\"section\" id=\"section_287406193\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\t<div class=\"ux-shape-divider ux-shape-divider--top ux-shape-divider--style-arrow\">\n\t\t<svg viewbox=\"0 0 1000 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveaspectratio=\"none\">\n\t<path class=\"ux-shape-fill\" d=\"M1000 100H0L0 96H483L500 79L517 96H1000V100Z\"\/>\n<\/svg>\n\t<\/div>\n\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row align-middle\"  id=\"row-1996180259\">\n\n\n\t<div id=\"col-941123741\" class=\"col medium-3 small-12 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Cea\u021ba caracterizeaz\u0103 starea de turbiditate \u0219i neregularitate \u00een materiale transparente sau translucide, iar transmitan\u021ba indic\u0103 capacitatea unui material de a transmite lumin\u0103.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1152168465\" class=\"col medium-5 small-12 large-5\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Haze este raportul dintre fluxul de lumin\u0103 \u00eempr\u0103\u0219tiat \u0219i fluxul de lumin\u0103 transmis care se abate de la direc\u021bia luminii incidente atunci c\u00e2nd lumina paralel\u0103 trece printr-o prob\u0103 de material \u0219i este exprimat\u0103 ca procent. De obicei, doar fluxul de lumin\u0103 \u00eempr\u0103\u0219tiat care se abate de la direc\u021bia luminii incidente cu mai mult de 2,5 grade este utilizat pentru a calcula cea\u021ba.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-98521988\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><strong>Transmisie<\/strong> este capacitatea luminii de a trece prin mediul unui obiect material \u0219i este procentul din fluxul luminos care trece prin mediul material la fluxul s\u0103u luminos incident.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_287406193 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n}\n#section_287406193 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_287406193 .ux-shape-divider--top .ux-shape-fill {\n  fill: rgb(122, 156, 89);\n}\n<\/style>\n\t<\/section>\n\t\n\t<section class=\"section dark\" id=\"section_1504367671\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-1519147179\">\n\n\n\t<div id=\"col-826376282\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-218639\" class=\"text\">\n\t\t\n\n<h3>Cum se calculeaz\u0103 cea\u021ba \u0219i transmisia?<\/h3>\n\t\t\n<style>\n#text-218639 {\n  font-size: 1.75rem;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row row-large\"  id=\"row-425860823\">\n\n\n\t<div id=\"col-1304929894\" class=\"col medium-7 small-12 large-7\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n<p style=\"text-align: left;\">\u00cen timpul testului, c\u00e2nd nu exist\u0103 lumin\u0103 incident\u0103, fluxul de lumin\u0103 recep\u021bionat este 0. C\u00e2nd nu exist\u0103 nicio prob\u0103, toat\u0103 lumina incident\u0103 trece, iar fluxul de lumin\u0103 recep\u021bionat este 100, care este notat cu T1. \u00cen acest moment, lumina paralel\u0103 este absorbit\u0103 de capcana de lumin\u0103, iar fluxul de lumin\u0103 primit este fluxul de lumin\u0103 \u00eempr\u0103\u0219tiat al instrumentului, T3. Apoi, proba este plasat\u0103, iar instrumentul prime\u0219te fluxul de lumin\u0103 transmis, care este T2. Dac\u0103 lumina paralel\u0103 este absorbit\u0103 de capcana de lumin\u0103, fluxul de lumin\u0103 primit este suma probei \u0219i fluxul de lumin\u0103 \u00eempr\u0103\u0219tiat al instrumentului, T4. Pe baza valorilor m\u0103surate ale T1, T2, T3 \u0219i T4, pot fi calculate valorile de transmisie \u0219i cea\u021b\u0103.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-857453447\" class=\"col medium-5 small-12 large-5\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n<p style=\"text-align: left;\">Transmitan\u021ba Tt se calculeaz\u0103 dup\u0103 urm\u0103toarea formul\u0103:<\/p>\n<p style=\"text-align: left;\"><strong>Tt(%)=T2\/T1*100<\/strong><\/p>\n<p style=\"text-align: left;\">Valoarea opacit\u0103\u021bii H se calculeaz\u0103 dup\u0103 urm\u0103toarea formul\u0103:<\/p>\n<p style=\"text-align: left;\"><strong>H(%)=(T4\/T2-T3\/T1)*100<\/strong><\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-829087840\">\n\n\n\t<div id=\"col-395037509\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-887222363\" class=\"text\">\n\t\t\n\n<div class=\"flex max-w-full flex-col flex-grow\">\n<div class=\"min-h-8 text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words text-start &#091;.text-message+&amp;&#093;:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"70ce54c9-bbec-45b4-a163-7abfc4da4420\" data-message-model-slug=\"gpt-4o\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-&#091;3px&#093;\">\n<div class=\"markdown prose w-full break-words dark:prose-invert light\">\n<p>\u00cen general vorbind, transmitan\u021ba \u0219i cea\u021ba au o rela\u021bie invers\u0103. Materialele cu transmisie mare tind s\u0103 aib\u0103 cea\u021b\u0103 sc\u0103zut\u0103 \u0219i invers. Cu toate acestea, rela\u021bia dintre cei doi nu este \u00eentotdeauna a\u0219a, iar uneori rezultatele pot fi opuse.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\t\t\n<style>\n#text-887222363 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1504367671 {\n  padding-top: 45px;\n  padding-bottom: 45px;\n  background-color: #273647;\n}\n@media (min-width:550px) {\n  #section_1504367671 {\n    padding-top: 65px;\n    padding-bottom: 65px;\n  }\n}\n@media (min-width:850px) {\n  #section_1504367671 {\n    padding-top: 30px;\n    padding-bottom: 30px;\n  }\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"text-center\"><div class=\"is-divider divider clearfix\" ><\/div><\/div>\n\n\t<div id=\"text-1257248795\" class=\"text\">\n\t\t\n\n<h2>Standarde directoare pentru testarea brumei \u0219i a transmisiei<\/h2>\n\t\t\n<style>\n#text-1257248795 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\t<section class=\"section\" id=\"section_180679439\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\t<div class=\"ux-shape-divider ux-shape-divider--top ux-shape-divider--style-arrow-2\">\n\t\t<svg viewbox=\"0 0 1000 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveaspectratio=\"none\">\n\t<path class=\"ux-shape-fill\" d=\"M1000 100H0L0 96H480.929C482.255 96 483.527 95.4732 484.464 94.5355L497.879 81.1213C499.05 79.9497 500.95 79.9497 502.121 81.1213L515.536 94.5355C516.473 95.4732 517.745 96 519.071 96H1000V100Z\"\/>\n<\/svg>\n\t<\/div>\n\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-1798081790\">\n\n\n\t<div id=\"col-380858963\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Mai multe standarde interna\u021bionale ghideaz\u0103 m\u0103surarea brumei \u0219i a transmisiei, asigur\u00e2nd acurate\u021bea \u0219i coeren\u021ba \u00een cadrul procedurilor de testare.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-1109249319\">\n\n\n\t<div id=\"col-129022235\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n<h3>ASTM D1003 \u2013 Metoda de testare standard pentru cea\u021b\u0103 \u0219i transmisia luminoas\u0103 a materialelor plastice transparente<\/h3>\n<div id=\"pdp-description\">\n<div><a href=\"https:\/\/www.astm.org\/d1003-21.html\" target=\"_blank\" rel=\"noopener\">ASTM D1003<\/a> este metoda cea mai frecvent utilizat\u0103 pentru m\u0103surarea cea\u021b\u0103 \u0219i a transmisiei luminii \u00een materialele plastice transparente, inclusiv foliile de ambalare. Acest test folose\u0219te un contor de cea\u021b\u0103 pentru a m\u0103sura gradul de \u00eempr\u0103\u0219tiere a luminii \u0219i procentul de lumin\u0103 transmis\u0103 printr-o prob\u0103.<\/div>\n<\/div>\n<a class=\"button primary\"  >\n    <span>Afla\u021bi mai multe despre ASTM D1003<\/span>\n  <\/a>\n\n\n<h3>ISO 13468 \u2013 Materiale plastice \u2014 Determinarea transmisiei luminoase totale a materialelor transparente<\/h3>\n<div id=\"pdp-description\">\n<div><a href=\"https:\/\/www.iso.org\/standard\/77312.html\" target=\"_blank\" rel=\"noopener\">ISO 13468<\/a> ofer\u0103 o procedur\u0103 detaliat\u0103 pentru testarea opacit\u0103\u021bii filmelor de plastic, concentr\u00e2ndu-se pe condi\u021bii precise de m\u0103surare \u0219i pe echipamente pentru a evalua c\u00e2t de mult\u0103 lumin\u0103 este \u00eempr\u0103\u0219tiat\u0103 prin film.<\/div>\n<\/div>\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n<a class=\"button primary\"  >\n    <span>Afla\u021bi mai multe despre ISO 13468<\/span>\n  <\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-15702775\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>ISO 14782 \u2013 Materiale plastice \u2014 Determinarea cea\u021b\u0103 pentru materiale transparente<\/h3>\n<p><a href=\"https:\/\/www.iso.org\/standard\/81840.html\" target=\"_blank\" rel=\"noopener\">ISO 14782<\/a> prezint\u0103 o metod\u0103 de m\u0103surare a ce\u021bului \u0219i a transmiterii luminii a foliilor de plastic. Acesta specific\u0103 echipamentul, procedura \u0219i condi\u021biile necesare pentru a asigura rezultate precise \u0219i repetabile.<\/p>\n<a class=\"button primary\"  >\n    <span>Afla\u021bi mai multe despre ISO 14782<\/span>\n  <\/a>\n\n\n<h3>ASTM D1044 \u2013<span style=\"font-size: 20.16px;\">Metod\u0103 de testare standard pentru rezisten\u021ba materialelor plastice transparente la abraziunea suprafe\u021bei de c\u0103tre Taber Abraser<\/span><\/h3>\n<div id=\"pdp-description\">\n<div class=\"astm-type-body--lead border-top mt-3 pt-2 adv-description\"><span style=\"color: #555555; font-size: 14.4px;\">De\u0219i nu are leg\u0103tur\u0103 direct\u0103 cu cea\u021ba, <\/span><a style=\"font-size: 14.4px;\" href=\"https:\/\/www.astm.org\/d1044-19.html\" target=\"_blank\" rel=\"noopener\">ASTM D1044<\/a><span style=\"color: #555555; font-size: 14.4px;\"> este un standard cheie pentru testarea rezisten\u021bei la abraziune a filmelor, care poate afecta transmisia \u0219i claritatea general\u0103 a filmului \u00een timpul utiliz\u0103rii.<\/span><\/div>\n<\/div>\n<a class=\"button primary\"  >\n    <span>Afla\u021bi mai multe despre ASTM D1044<\/span>\n  <\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_180679439 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n#section_180679439 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_180679439 .ux-shape-divider--top .ux-shape-fill {\n  fill: #7a9c59;\n}\n<\/style>\n\t<\/section>\n\t\n\n  <div class=\"banner has-hover\" id=\"banner-1786458894\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-1645374826\" class=\"text-box banner-layer x5 md-x5 lg-x5 y50 md-y50 lg-y50 res-text\">\n                                <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-left\">\n                  \n\n<h2 class=\"uppercase\"><strong>Cum se efectueaz\u0103 testul Haze \u0219i transmitan\u021ba luminii<\/strong><\/h2>\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-1645374826 {\n  width: 60%;\n}\n#text-box-1645374826 .text-box-content {\n  font-size: 100%;\n}\n@media (min-width:550px) {\n  #text-box-1645374826 {\n    width: 50%;\n  }\n}\n<\/style>\n    <\/div>\n \n\t<div class=\"img has-hover x100 md-x100 lg-x100 y50 md-y50 lg-y50\" id=\"image_171755031\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"768\" height=\"1156\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Tester-768x1156.webp\" class=\"attachment-medium_large size-medium_large\" alt=\"Tester de cea\u021b\u0103 \u0219i transmisie a luminii\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Tester-768x1156.webp 768w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Tester-266x400.webp 266w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Tester-532x800.webp 532w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Tester-510x768.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Tester.webp 1000w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_171755031 {\n  width: 44%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1786458894 {\n  padding-top: 500px;\n}\n#banner-1786458894 .overlay {\n  background-color: rgba(0, 0, 0, 0.31);\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_998659892\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\t<div class=\"ux-shape-divider ux-shape-divider--top ux-shape-divider--style-waves-opacity-2 ux-shape-divider--flip\">\n\t\t<svg viewbox=\"0 0 1000 300\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveaspectratio=\"none\">\n  <path class=\"ux-shape-fill\" opacity=\"0.15\" d=\"M0 299L-2 19.9998C153 -16.0002 308 155 413 184C515.64 212.35 562 152 645 153C725 154 787 206 874 233C939.54 253.34 975 248 1000 244.61V299H0Z\"\/>\n  <path class=\"ux-shape-fill\" opacity=\"0.3\" d=\"M0 300L-2 34C155 -9.00003 300 178 403 212C504.11 245.38 562 165 645 166C725 167 790.09 220.07 874 253C939.21 278.59 978.07 269.72 1000 263.61V300H0Z\"\/>\n  <path class=\"ux-shape-fill\" d=\"M0 300L-1 69.7099C216 56.9999 299.47 198.86 403 226C506 253 577 196 660 197C740 198 790.09 234.07 874 267C935.23 291 982 282.61 1000 277.61V300H0Z\"\/>\n<\/svg>\n\t<\/div>\n\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row row-large align-center\"  id=\"row-252396141\">\n\n\n\t<div id=\"col-1049775457\" class=\"col medium-11 small-12 large-11\"  >\n\t\t\t\t<div class=\"col-inner text-right\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n<h3>Prezentare general\u0103 a testului<\/h3>\n<p>The <strong>Test de cea\u021b\u0103 \u0219i transmisie<\/strong> este de obicei realizat folosind metode de testare standardizate, cum ar fi <strong>ASTM D1003<\/strong>, <strong>ISO 14782<\/strong>, <strong>ISO 13468<\/strong>, \u0219i <strong>ASTM D1044<\/strong>. Aceste standarde subliniaz\u0103 procedurile de m\u0103surare a propriet\u0103\u021bilor optice ale filmelor transparente, inclusiv cea\u021b\u0103 \u0219i transmisia luminii, care sunt esen\u021biale pentru a determina modul \u00een care filmul va func\u021biona \u00een aplica\u021bii practice, cum ar fi ambalaje, afi\u0219aje \u0219i alte utiliz\u0103ri industriale.<\/p>\n<div class=\"text-right\"><div class=\"is-divider divider clearfix\" style=\"max-width:100px;\"><\/div><\/div>\n\n\t<div id=\"text-885764310\" class=\"text\">\n\t\t\n\n<h3>Procedura de testare pas cu pas<\/h3>\n\t\t\n<style>\n#text-885764310 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n<div class=\"row row-divided\"  id=\"row-914299658\">\n\n\n\t<div id=\"col-1718780522\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n\t<div id=\"text-3392161490\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">1.Preg\u0103tirea probei<\/span><\/p>\n<p><strong>Selectarea probei<\/strong>: Selecta\u021bi o mostr\u0103 de film reprezentativ\u0103 pentru testare. Asigura\u021bi-v\u0103 c\u0103 filmul este curat \u0219i f\u0103r\u0103 murd\u0103rie, zg\u00e2rieturi sau alte imperfec\u021biuni care ar putea influen\u021ba m\u0103surarea.<\/p>\n<p><strong>Dimensiunea e\u0219antionului<\/strong>: E\u0219antionul de film este de obicei necesar s\u0103 fie suficient de mare pentru a acoperi complet deschiderea de testare a contorului de cea\u021b\u0103, de obicei o zon\u0103 circular\u0103 de aproximativ 50 mm sau mai mult \u00een diametru.<\/p>\n\t\t\n<style>\n#text-3392161490 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-782712621\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-1643218572\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">2. Configurarea instrumentelor<\/span><\/p>\n<p><strong>Calibrarea contorului de cea\u021b\u0103<\/strong>: Contorul de cea\u021b\u0103 trebuie calibrat conform instruc\u021biunilor produc\u0103torului. Calibrarea asigur\u0103 c\u0103 instrumentul ofer\u0103 citiri precise. Calibrarea se face de obicei cu un material standard certificat care are valori cunoscute de cea\u021b\u0103 \u0219i transmitan\u021b\u0103.<\/p>\n<p>A\u0219eza\u021bi filmul de prob\u0103 \u00eentre sursa de lumin\u0103 a instrumentului \u0219i detector. Filmul trebuie pozi\u021bionat \u00een a\u0219a fel \u00eenc\u00e2t lumina s\u0103 treac\u0103 prin el.<\/p>\n\t\t\n<style>\n#text-1643218572 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"text-center\"><div class=\"is-divider divider clearfix\" ><\/div><\/div>\n\n<div class=\"row row-divided row-box-shadow-2-hover\"  id=\"row-180853294\">\n\n\n\t<div id=\"col-907045818\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-1396814271\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">3. Setarea parametrilor<\/span><\/p>\n<p><span class=\"fontstyle0\">Alege\u021bi standardul de testare, elementul de testare Haze, transmitan\u021ba sau ambele \u0219i sursa de lumin\u0103, cum ar fi Light A, Light C sau Light D65.<\/span><\/p>\n\t\t\n<style>\n#text-1396814271 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1597956988\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3300187185\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">4. \u00cencepe\u021bi testul<\/span><\/p>\n<p><span class=\"fontstyle0\">M\u0103sura\u021bi o prob\u0103 standard ca linie de baz\u0103 \u0219i apoi m\u0103sura\u021bi probele testate. Rezultatul testului va fi afi\u0219at pe ecran \u0219i utilizatorul poate compara rezultatele.\u00a0<\/span><\/p>\n\t\t\n<style>\n#text-3300187185 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1049775457 > .col-inner {\n  padding: 55px 0px 0px 0px;\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_998659892 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n#section_998659892 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_998659892 .ux-shape-divider--top .ux-shape-fill {\n  fill: #7a9c59;\n}\n<\/style>\n\t<\/section>\n\t\n\n  <div class=\"banner has-hover\" id=\"banner-1180834627\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-1822140433\" class=\"text-box banner-layer x95 md-x95 lg-x95 y50 md-y50 lg-y50 res-text\">\n                                <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-right\">\n                  \n\n\t<div id=\"text-1740941468\" class=\"text\">\n\t\t\n\n<h2 class=\"h-large uppercase\" style=\"text-align: right;\">Ave\u021bi nevoie de solu\u021bii de testare pentru cea\u021b\u0103 \u0219i transmisia luminii?<\/h2>\n<p>Asigura\u021bi calitatea optic\u0103 a filmelor dvs. cu precizie \u0219i fiabilitate. Noastre <strong>Solu\u021bii de testare pentru cea\u021ba \u0219i transmisia luminii<\/strong> sunt concepute pentru a \u00eendeplini standardele interna\u021bionale. Fie c\u0103 testezi <strong>folii de ambalare<\/strong>, <strong>filme intinse<\/strong>, sau <strong>alte materiale plastice<\/strong>, echipamentul nostru avansat de testare ofer\u0103 rezultate precise pentru ambele <strong>cea\u0163\u0103<\/strong> \u015fi <strong>transmitan\u021ba<\/strong> m\u0103sur\u0103tori, ajut\u00e2ndu-v\u0103 s\u0103 \u00eembun\u0103t\u0103\u021bi\u021bi produsul per<\/p>\n\t\t\n<style>\n#text-1740941468 {\n  text-align: right;\n}\n<\/style>\n\t<\/div>\n\t\n<a class=\"button white is-outline\"  >\n    <span>Verifica\u021bi Testerul pentru cea\u021b\u0103 \u0219i transmisia luminii<\/span>\n  <\/a>\n\n\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-1822140433 {\n  width: 60%;\n}\n#text-box-1822140433 .text-box-content {\n  font-size: 100%;\n}\n@media (min-width:550px) {\n  #text-box-1822140433 {\n    width: 51%;\n  }\n}\n<\/style>\n    <\/div>\n \n\t<div class=\"img has-hover x0 md-x0 lg-x0 y100 md-y100 lg-y100\" id=\"image_1321293137\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"240\" height=\"400\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Measurement-240x400.webp\" class=\"attachment-medium size-medium\" alt=\"M\u0103surarea transmisiei luminii \u0219i a luminii\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Measurement-240x400.webp 240w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Measurement-480x800.webp 480w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Measurement-768x1281.webp 768w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Measurement-921x1536.webp 921w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Measurement-1228x2048.webp 1228w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Measurement-510x851.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Haze-and-Light-Transmittance-Measurement-scaled.webp 1535w\" sizes=\"(max-width: 240px) 100vw, 240px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1321293137 {\n  width: 39%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1180834627 {\n  padding-top: 500px;\n}\n#banner-1180834627 .overlay {\n  background-color: rgba(0, 0, 0, 0.2);\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_7527727\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-235390097\">\n\n\n\t<div id=\"col-1967541618\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n<h2>\u00centreb\u0103ri frecvente despre Haze \u0219i testul de transmisie a luminii<\/h2>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-equal row-solid\"  id=\"row-334428332\">\n\n\n\t<div id=\"col-1768300182\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Care este diferen\u021ba dintre cea\u021b\u0103 \u0219i transmitan\u021ba luminoas\u0103 din foliile de plastic?<\/h3>\n<p>Cea\u021ba se refer\u0103 la \u00eempr\u0103\u0219tierea luminii pe m\u0103sur\u0103 ce trece printr-un material, ceea ce provoac\u0103 o pierdere a clarit\u0103\u021bii \u0219i are ca rezultat un aspect tulbure. Transmitan\u021ba luminoas\u0103, pe de alt\u0103 parte, m\u0103soar\u0103 procentul de lumin\u0103 vizibil\u0103 care trece prin material f\u0103r\u0103 \u00eempr\u0103\u0219tiere. \u00cen timp ce cea\u021ba cuantific\u0103 pierderea de claritate sau de transparen\u021b\u0103, transmisia luminoas\u0103 evalueaz\u0103 c\u00e2t de mult\u0103 lumin\u0103 poate trece efectiv prin material, ceea ce este important pentru aplica\u021bii precum ambalaj \u0219i afi\u0219aje vizuale.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1979114250\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Cum afecteaz\u0103 testul de cea\u021b\u0103 \u0219i de transmisie luminoas\u0103 materialele de ambalare?<\/h3>\n<p>Pentru materialele de ambalare, \u00een special \u00een industrii precum cea alimentar\u0103 \u0219i farmaceutic\u0103, claritatea \u0219i transmisia luminii a materialului de ambalare sunt critice. Valorile ridicate de cea\u021b\u0103 pot reduce atractivitatea produsului la raft, f\u0103c\u00e2ndu-l s\u0103 par\u0103 tulbure sau opac, \u00een timp ce transmisia luminoas\u0103 optim\u0103 asigur\u0103 c\u0103 etichetele, detaliile produsului sau con\u021binutul ambalajului r\u0103m\u00e2n vizibile. Testul \u00eei ajut\u0103 pe produc\u0103tori s\u0103 se asigure c\u0103 filmele lor \u00eendeplinesc cerin\u021bele estetice \u0219i func\u021bionale de claritate \u0219i transparen\u021b\u0103.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1757597936\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Care este rolul contorului de cea\u021b\u0103 \u00een efectuarea acestor teste?<\/h3>\n<p>O <strong>contor de cea\u021b\u0103<\/strong> este folosit pentru a m\u0103sura cantitatea de lumin\u0103 \u00eempr\u0103\u0219tiat\u0103 care trece printr-un film. Func\u021bioneaz\u0103 de obicei prin direc\u021bionarea unui fascicul de lumin\u0103 prin materialul e\u0219antionului \u0219i folosind detectoare pentru a m\u0103sura at\u00e2t lumina transmis\u0103, c\u00e2t \u0219i lumina \u00eempr\u0103\u0219tiat\u0103. Diferen\u021ba dintre aceste citiri ajut\u0103 la calcularea valorilor de cea\u021b\u0103 \u0219i transmitan\u021b\u0103. Acest instrument este esen\u021bial pentru furnizarea de rezultate precise, obiective \u0219i reproductibile cerute de standardele interna\u021bionale de testare.\u00a0<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-641895504\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Cum se calculeaz\u0103 procentul de transmisie luminoas\u0103 \u00een timpul test\u0103rii?<\/h3>\n<p>Transmitan\u021ba luminoas\u0103 este calculat\u0103 ca raport dintre fluxul luminos transmis prin material \u0219i fluxul luminos incident. Acesta este de obicei exprimat ca procent:<img decoding=\"async\" class=\"alignnone size-medium wp-image-579\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Luminous-Transmittance-Formula-800x75.webp\" alt=\"Formula de transmisie luminoas\u0103\" width=\"800\" height=\"75\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Luminous-Transmittance-Formula-800x75.webp 800w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Luminous-Transmittance-Formula-768x72.webp 768w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Luminous-Transmittance-Formula-510x48.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Luminous-Transmittance-Formula.webp 917w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>Aceast\u0103 valoare indic\u0103 c\u00e2t de mult\u0103 lumin\u0103 (\u00een termeni de spectru vizibil) trece prin material, ceea ce este crucial pentru evaluarea transparen\u021bei \u0219i clarit\u0103\u021bii optice a filmelor utilizate \u00een diferite aplica\u021bii.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-334428332 > .col > .col-inner {\n  padding: 30px 30px 30px 30px;\n}\n<\/style>\n<\/div>\n<div class=\"row align-equal row-solid\"  id=\"row-735954985\">\n\n\n\t<div id=\"col-1884555069\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Pot fi aplicate testele de cea\u021b\u0103 \u0219i transmitan\u021ba luminoas\u0103 \u0219i altor materiale dec\u00e2t foliile de plastic?<\/h3>\n<p>Da, testele de cea\u021b\u0103 \u0219i transmitan\u021ba luminoas\u0103 pot fi aplicate la o varietate de materiale, dincolo de filmele de plastic, inclusiv sticl\u0103, acoperiri \u0219i laminate. Cu toate acestea, metodele \u0219i echipamentele specifice de testare pot varia \u00een func\u021bie de propriet\u0103\u021bile materialului. De exemplu, \u00een timp ce ASTM D1003 este utilizat \u00een mod obi\u0219nuit pentru foliile de plastic, pot fi necesare standarde sau modific\u0103ri suplimentare pentru alte materiale, pentru a \u021bine seama de diferen\u021bele de comportament de \u00eempr\u0103\u0219tiere a luminii sau de caracteristicile suprafe\u021bei.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-272269664\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Ce standarde sunt folosite pentru a efectua teste de cea\u021b\u0103 \u0219i transmitan\u021b\u0103?<\/h3>\n<p>Standardele principale pentru testarea cea\u021b\u0103 \u0219i a transmisiei luminoase includ:<\/p>\n<li>ASTM D1003: Metoda standard de testare pentru cea\u021b\u0103 \u0219i transmiterea luminoas\u0103 a materialelor plastice transparente.<\/li>\n<li>ISO 14782: Acest standard specific\u0103 metoda de determinare a transmisiei luminii a foliilor \u0219i foliilor de plastic.<\/li>\n<li>ASTM D1044: Ofer\u0103 linii directoare pentru determinarea opacit\u0103\u021bii \u0219i clarit\u0103\u021bii materialelor plastice supuse uzurii abrazive. Aceste standarde asigur\u0103 teste consistente, repetabile \u0219i date precise pentru evaluarea performan\u021bei materialelor.<\/li>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-735954985 > .col > .col-inner {\n  padding: 30px 30px 30px 30px;\n}\n<\/style>\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_7527727 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  background-color: rgb(255,255,255);\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"container section-title-container\" ><h3 class=\"section-title section-title-center\"><b><\/b><span class=\"section-title-main\" >Mai multe teste pentru film de \u00eenf\u0103\u0219urare<\/span><b><\/b><\/h3><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":20,"parent":0,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"page-blank.php","meta":{"footnotes":""},"class_list":["post-567","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Haze and Transmittance Test - Wrap Film Test<\/title>\n<meta name=\"description\" content=\"Learn about the importance of Haze and Transmittance tests for wrap films, including the role of haze meters, luminous transmittance, and key industry standards like ASTM D1003 and ISO 14782. Discover how these tests ensure clarity and transparency for optimal packaging and product protection.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wrapfilmtest.com\/ro\/haze-and-transmittance-test\" \/>\n<meta property=\"og:locale\" content=\"ro_RO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Complete Guide to Haze and Transmittance Test for Wrap Films\" \/>\n<meta property=\"og:description\" content=\"Explore the significance of Haze and Transmittance testing in wrap films. Understand how these tests ensure clarity, transparency, and quality in packaging materials like stretch and packaging films. 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