{"id":6091,"date":"2025-07-14T18:02:21","date_gmt":"2025-07-14T10:02:21","guid":{"rendered":"https:\/\/globalquartztube.com\/?p=6091"},"modified":"2025-07-14T18:02:25","modified_gmt":"2025-07-14T10:02:25","slug":"features-of-uv-filtering-quartz-tubes","status":"publish","type":"post","link":"https:\/\/globalquartztube.com\/hr\/features-of-uv-filtering-quartz-tubes\/","title":{"rendered":"Zna\u010dajke kvarcnih cijevi s UV-filtrom"},"content":{"rendered":"<p><strong>UV-filtriraju\u0107e kvarcne cijevi<\/strong> posebno obra\u0111ene kvarcne staklene cijevi dizajnirane za selektivno blokiranje odre\u0111enih ultraljubi\u010dastih (UV) valnih duljina, uz istovremeno zadr\u017eavanje visoke prozirnosti u vidljivom i infracrvenom rasponu. Njihove klju\u010dne zna\u010dajke uklju\u010duju:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. U\u010dinkovitost blokiranja UV zra\u010denja<\/h3>\n\n\n\n<p><strong>Valna duljina prijelaza:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Uobi\u010dajeni modeli blokiraju UV ispod <strong>280 nm (UV-C)<\/strong> ili <strong>320 nm (UV-B)<\/strong>, omogu\u0107uju\u0107i prijenos prvenstveno iznad <strong>320 nm<\/strong> (UV-A, vidljiva svjetlost i infracrvena).<\/li>\n\n\n\n<li>Neki visoko\u010disti kvarc (npr. JGS1) prirodno prenosi UV do <strong>185 nm<\/strong>, zahtijevaju\u0107i doping elementima kao \u0161to su <strong>titanij (Ti)<\/strong> ili <strong>cerij (Ce)<\/strong> za postizanje UV-blokade.<\/li>\n<\/ul>\n\n\n\n<p><strong>U\u010dinkovitost filtriranja:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Za UV-C (200\u2013280 nm), u\u010dinkovitost filtriranja mo\u017ee dose\u0107i <strong>99%<\/strong> u kvarcnim cijevima dopiranim titanom.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Opti\u010dka svojstva<\/h3>\n\n\n\n<p><strong>Propusnost:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vidljivi spektar svjetlosti (400\u2013700 nm): <strong>\u226590%<\/strong><\/li>\n\n\n\n<li>Infracrveni raspon (700\u20132500 nm): <strong>\u226585%<\/strong><\/li>\n\n\n\n<li>Strmi rub UV-prekida: Na primjer, propusnost mo\u017ee sko\u010diti s 0,01 na 0,8 pri 280 nm.<\/li>\n<\/ul>\n\n\n\n<p><strong>Refrakcijski indeks:<\/strong> 1,458 (@589 nm), isto kao standardno kvarcno staklo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Materijal i struktura<\/h3>\n\n\n\n<p><strong>Osnovni materijal:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Visoko\u010disti sinteti\u010dki kvarc (SiO\u2082 \u2265 99,991 %) s niskim udjelom hidroksilnih skupina (&lt; 5 ppm) za minimiziranje apsorpcije u infracrvenom podru\u010dju.<\/li>\n<\/ul>\n\n\n\n<p><strong>Dopin\u0161ki elementi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Titanij (Ti), c\u00e9rij (Ce), \u017eeljezo (Fe) itd., koriste se za pode\u0161avanje vrhova apsorpcije UV zra\u010denja.<\/li>\n<\/ul>\n\n\n\n<p><strong>Fizi\u010dka svojstva:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gusto\u0107a: 2,2 g\/cm\u00b3<\/li>\n\n\n\n<li>Mohsova tvrdo\u0107a: 7<\/li>\n\n\n\n<li>\u010cvrsto\u0107a pri savijanju: \u226550 MPa<\/li>\n\n\n\n<li>Koeficijent toplinskog \u0161irenja: 5,5\u00d710\u207b\u2077\/\u00b0C (20\u2013300 \u00b0C)<\/li>\n\n\n\n<li>Izvrsna otpornost na toplinski \u0161ok<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. Otpornost na okoli\u0161ne uvjete<\/h3>\n\n\n\n<p><strong>Otpornost na visoke temperature:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kontinuirana upotreba do <strong>1100 \u00b0C<\/strong>, kratkoro\u010dno do <strong>1300 \u00b0C<\/strong> (napomena: doping mo\u017ee neznatno smanjiti toplinsku toleranciju).<\/li>\n<\/ul>\n\n\n\n<p><strong>Otpornost na koroziju:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Otporan na kiseline (osim HF-a) i paru; alkalna okru\u017eenja (npr. KOH) mogu korodirati povr\u0161inu.<\/li>\n<\/ul>\n\n\n\n<p><strong>Stabilnost na zra\u010denje:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Izdr\u017eava izlaganje \u03b3-zrakama i X-zrakama bez potamnjivanja; kvarc dopiran czijem pokazuje izvrsnu otpornost na zra\u010denje.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. Scenariji primjene<\/h3>\n\n\n\n<p><strong>UV za\u0161tita:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Za\u0161titne vanjske navlake za germicidne lampe (blokiraju \u0161tetne UV-C zrake, propu\u0161taju korisne UV-B\/UVA zrake).<\/li>\n\n\n\n<li>Fotolitografija poluvodi\u010da (precizna kontrola valne duljine ekspozicije).<\/li>\n<\/ul>\n\n\n\n<p><strong>Opti\u010dki ure\u0111aji:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Prozori spektrometra, ku\u0107i\u0161ta laserskih cijevi (dizajnirana za odre\u0111ene svjetlosne pojaseve).<\/li>\n<\/ul>\n\n\n\n<p><strong>Posebno osvjetljenje:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rasvjeta akvarija (UV za\u0161tita za vodenu faunu).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">6. Mjere opreza<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Izbjegavajte mehani\u010dki udar:<\/strong> Kvarc je krhak\u2014za\u0161tita od udaraca je neophodna tijekom instalacije.<\/li>\n\n\n\n<li><strong>\u010ci\u0161\u0107enje:<\/strong> Koristite alkohol ili deioniziranu vodu; izbjegavajte tvrde predmete.<\/li>\n\n\n\n<li><strong>Vijek trajanja:<\/strong> Dugotrajna izlo\u017eenost toplini i UV zra\u010denju mo\u017ee uzrokovati spor razgradnju zbog migracije dopanta.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Usporedba: UV-filtriraju\u0107a kvarcna cijev nasuprot standardnoj kvarcnoj cijevi<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Zna\u010dajka<\/th><th>UV-filtriraju\u0107a kvarcna cijev<\/th><th>Standardna kvarcna cijev<\/th><\/tr><\/thead><tbody><tr><td>UV propusnost (&lt;300 nm)<\/td><td>manje od 11%<\/td><td>90% (npr. JGS1)<\/td><\/tr><tr><td>Elementi dopinga<\/td><td>Ti\/Ce\/Fe<\/td><td>Nijedan<\/td><\/tr><tr><td>Tro\u0161ak<\/td><td>Vi\u0161e (+30\u201350%)<\/td><td>Ni\u017ei<\/td><\/tr><tr><td>Prijava<\/td><td>Okru\u017eenja koja zahtijevaju preciznu kontrolu UV-zra\u010denja<\/td><td>UV\/vidljiva transmisija \u0161irokog spektra<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>Trebate li odre\u0111eni model?<\/strong> Molimo dostavite potrebnu valnu duljinu za UV-prekid i krivulju transmisije za precizno uskla\u0111ivanje.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>UV-filtering quartz tubes are specially treated quartz glass tubes designed to selectively block specific ultraviolet (UV) wavelengths while maintaining high transparency in the visible and infrared ranges. Their key characteristics include: 1. UV Blocking Performance Cut-off Wavelength: Filtering Efficiency: 2. Optical Properties Transmittance: Refractive Index: 1.458 (@589\u202fnm), same as standard quartz glass. 3. Material and [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":6096,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Features of UV-Filtering Quartz Tubes","_seopress_titles_desc":"Blocks UV-C and UV-B while transmitting visible light. Ideal for optical devices, lighting, and UV-sensitive applications. Heat and corrosion resistant.","_seopress_robots_index":"","_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"ppma_author":[13],"class_list":["post-6091","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-quartz-tube","author-casper-peng"],"uagb_featured_image_src":{"full":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/UV-Filtering-Quartz-Tubes.jpg",1706,1279,false],"thumbnail":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/UV-Filtering-Quartz-Tubes-150x150.jpg",150,150,true],"medium":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/UV-Filtering-Quartz-Tubes-300x225.jpg",300,225,true],"medium_large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/UV-Filtering-Quartz-Tubes-768x576.jpg",768,576,true],"large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/UV-Filtering-Quartz-Tubes-1024x768.jpg",1024,768,true],"1536x1536":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/UV-Filtering-Quartz-Tubes-1536x1152.jpg",1536,1152,true],"2048x2048":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/UV-Filtering-Quartz-Tubes.jpg",1706,1279,false],"trp-custom-language-flag":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2025\/07\/UV-Filtering-Quartz-Tubes-16x12.jpg",16,12,true]},"uagb_author_info":{"display_name":"Peng, Casper","author_link":"https:\/\/globalquartztube.com\/hr\/author\/casper-peng\/"},"uagb_comment_info":3,"uagb_excerpt":"UV-filtering quartz tubes are specially treated quartz glass tubes designed to selectively block specific ultraviolet (UV) wavelengths while maintaining high transparency in the visible and infrared ranges. Their key characteristics include: 1. UV Blocking Performance Cut-off Wavelength: Filtering Efficiency: 2. Optical Properties Transmittance: Refractive Index: 1.458 (@589\u202fnm), same as standard quartz glass. 3. Material and&hellip;","authors":[{"term_id":13,"user_id":3,"is_guest":0,"slug":"casper-peng","display_name":"Peng, Casper","avatar_url":{"url":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp","url2x":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp"},"0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":""}],"_links":{"self":[{"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/posts\/6091","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/comments?post=6091"}],"version-history":[{"count":2,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/posts\/6091\/revisions"}],"predecessor-version":[{"id":6097,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/posts\/6091\/revisions\/6097"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/media\/6096"}],"wp:attachment":[{"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/media?parent=6091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/categories?post=6091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/tags?post=6091"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/ppma_author?post=6091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}