{"id":7768,"date":"2026-10-26T09:26:42","date_gmt":"2026-10-26T08:26:42","guid":{"rendered":"https:\/\/new.nightgearsolutions.eu\/nvg-terminology-basic-terms\/"},"modified":"2026-10-27T08:30:33","modified_gmt":"2026-10-27T07:30:33","slug":"nvg-terminology-basic-terms","status":"publish","type":"page","link":"https:\/\/new.nightgearsolutions.eu\/sk\/nvg-terminology-basic-terms\/","title":{"rendered":"Terminol\u00f3gia no\u010dn\u00e9ho videnia"},"content":{"rendered":"<div class=\"ngs-article ngs-article-top\">\n<h2>\u010co znamen\u00e1 NVG?<\/h2>\n<p><strong>NVG znamen\u00e1 night vision goggles (okuliare no\u010dn\u00e9ho videnia)<\/strong> \u2013 zariadenie no\u010dn\u00e9ho videnia upevnen\u00e9 na hlave alebo prilbe, ktor\u00e9 v\u00e1m umo\u017en\u00ed vidie\u0165 v tme s vo\u013en\u00fdmi rukami. V be\u017enej re\u010di \u201eNVG\u201c \u010dasto ozna\u010duje ak\u00e9ko\u013evek anal\u00f3gov\u00e9 zariadenie no\u010dn\u00e9ho videnia postaven\u00e9 na trubici zosil\u0148ova\u010da obrazu (IIT), \u010di u\u017e ide o monokul\u00e1r, ako je <a href=\"\/sk\/pvs-14-monocular\/\">PVS-14<\/a>, bi-okul\u00e1r, ako je <a href=\"\/sk\/bi-ocular\/\">PVS-7<\/a> alebo <a href=\"\/sk\/binocular\/\">binokul\u00e1r s dvoma trubicami<\/a>.<\/p>\n<h2>Typy no\u010dn\u00e9ho videnia v skratke<\/h2>\n<ul>\n<li><strong>Anal\u00f3gov\u00e9 no\u010dn\u00e9 videnie (zosilnenie obrazu)<\/strong> \u2013 zosil\u0148uje existuj\u00face svetlo pomocou trubice zosil\u0148ova\u010da obrazu. Gener\u00e1cie siahaj\u00fa od Gen 1 po Gen 2+\/Gen 3; dnes je nameran\u00fd v\u00fdkon trubice (FOM, SNR, rozl\u00ed\u0161enie) d\u00f4le\u017eitej\u0161\u00ed ne\u017e ozna\u010denie gener\u00e1cie. Zelen\u00fd alebo biely fosfor.<\/li>\n<li><strong>Digit\u00e1lne no\u010dn\u00e9 videnie<\/strong> \u2013 sn\u00edma\u010d kamery a displej, zvy\u010dajne s infra\u010derven\u00fdm pr\u00edsvitom. Cenovo dostupnej\u0161ie, ale s oneskoren\u00edm displeja a ni\u017e\u0161\u00edm v\u00fdkonom pri ve\u013emi slabom svetle.<\/li>\n<li><strong>Termov\u00edzia<\/strong> \u2013 namiesto svetla zachyt\u00e1va teplo a funguje v \u00faplnej tme. Najlep\u0161ie na detekciu; pozrite <a href=\"\/sk\/thermal-imaging\/\">termov\u00edziu<\/a>.<\/li>\n<li><strong>F\u00fazne<\/strong> \u2013 sp\u00e1ja zosilnenie obrazu alebo zobrazovanie pri slabom svetle s termov\u00edziou v jednom obraze.<\/li>\n<\/ul>\n<p>Pod\u013ea tvaru existuje no\u010dn\u00e9 videnie ako <strong>monokul\u00e1r<\/strong> (jedna trubica, jedno oko), <strong>bi-okul\u00e1r<\/strong> (jedna trubica, obe o\u010di), <strong>binokul\u00e1r<\/strong> (dve trubice, vn\u00edmanie h\u013abky) a <strong>panoramatick\u00e9<\/strong> (\u0161tyri trubice, ve\u013emi \u0161irok\u00fd v\u00fdh\u013ead). Pojmy ni\u017e\u0161ie vysvet\u013euj\u00fa ka\u017ed\u00fd parameter, s ktor\u00fdm sa stretnete pri porovn\u00e1van\u00ed zariaden\u00ed.<\/p>\n<\/div>\n\n\n\n\n\n                <style><!--\n\/* --- NGS PROFESSIONAL CONTENT DESIGN --- *\/\nh1 {\n    text-align: center !important;\n    font-size: clamp(32px, 5vw, 48px) !important;\n    font-weight: 900 !important;\n    text-transform: uppercase !important;\n    letter-spacing: 0.05em !important;\n    color: #191919 !important;\n    margin: 20px auto 10px auto !important;\n    border: none !important;\n}\n\n.ngs-legal-wrapper {\n    max-width: 1000px;\n    margin: 0 auto;\n    padding: 0 15px 40px 15px;\n    font-family: inherit;\n    color: #333;\n}\n.ngs-legal-hero {\n    text-align: center;\n    margin-bottom: 40px;\n    padding: 0 0 20px 0;\n}\n.ngs-legal-subtitle {\n    font-size: clamp(16px, 2vw, 20px);\n    color: #1AF807;\n    margin: 0;\n    font-weight: 600;\n}\n.ngs-legal-divider {\n    width: 60px;\n    height: 3px;\n    background: #1AF807;\n    margin: 20px auto 0;\n    border-radius: 2px;\n}\n.ngs-legal-content {\n    background: #fff;\n    border: 1px solid #e5e5e5;\n    border-radius: 14px;\n    padding: 45px 40px;\n    box-shadow: 0 4px 15px rgba(0,0,0,0.03);\n    font-size: 15px;\n    line-height: 1.7;\n    color: #333;\n}\n.ngs-legal-content h2 {\n    font-size: 20px;\n    font-weight: 800;\n    color: #191919;\n    text-transform: uppercase;\n    margin-top: 40px;\n    margin-bottom: 20px;\n    letter-spacing: 0.03em;\n    border-bottom: 1px solid #eaeaea;\n    padding-bottom: 8px;\n}\n.ngs-legal-content h3 {\n    font-size: 18px;\n    font-weight: 700;\n    color: #191919;\n    margin-top: 30px;\n    margin-bottom: 15px;\n    text-transform: uppercase;\n    letter-spacing: 0.03em;\n}\n.ngs-legal-content p {\n    margin-bottom: 12px;\n}\n.ngs-legal-content ul, .ngs-legal-content ol {\n    margin-bottom: 15px;\n    padding-left: 20px;\n}\n.ngs-legal-content li {\n    margin-bottom: 8px;\n}\n.ngs-legal-content img {\n    max-width: 100%;\n    height: auto;\n    border-radius: 8px;\n    display: block;\n    margin: 20px auto;\n}\n.ngs-wip-badge {\n    display: inline-block;\n    background: #191919;\n    color: #1AF807;\n    padding: 4px 12px;\n    border-radius: 4px;\n    font-weight: 700;\n    font-size: 14px;\n    margin-bottom: 20px;\n    letter-spacing: 0.05em;\n}\n.ngs-help-box {\n    margin-top: 30px;\n    padding: 15px 20px;\n    background: #f9f9f9;\n    border-left: 4px solid #1AF807;\n    border-radius: 0 8px 8px 0;\n    font-weight: 600;\n}\n.ngs-help-box a {\n    color: #191919;\n    background: #1AF807;\n    padding: 2px 6px;\n    text-decoration: none;\n    border-radius: 3px;\n}\n.ngs-nav-grid {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 8px;\n    margin: 15px 0 35px 0;\n}\n.ngs-nav-grid a {\n    background: #f4f4f4;\n    color: #191919;\n    text-decoration: none;\n    padding: 6px 12px;\n    border-radius: 6px;\n    font-size: 13px;\n    font-weight: 600;\n    border: 1px solid #e0e0e0;\n    transition: all 0.2s ease;\n}\n.ngs-nav-grid a:hover {\n    background: #1AF807;\n    border-color: #1AF807;\n    color: #191919;\n}\n.ngs-img-row {\n    display: flex;\n    justify-content: center;\n    gap: 15px;\n    flex-wrap: wrap;\n    margin: 20px 0;\n}\n.ngs-img-row img {\n    margin: 0;\n}\n.ngs-coming-soon-box {\n    background: #fafafa;\n    border: 1px dashed #ccc;\n    padding: 25px;\n    border-radius: 8px;\n    margin-top: 40px;\n}\n--><\/style>\n<div class=\"ngs-legal-wrapper\">\n<div class=\"ngs-legal-hero\">\n<p class=\"ngs-legal-subtitle\">Ofici\u00e1lny slovn\u00edk pojmov NVG<\/p>\n<div class=\"ngs-legal-divider\">&nbsp;<\/div>\n<\/div>\n<div class=\"ngs-legal-content\">\n<div class=\"ngs-wip-badge\">NA STR\u00c1NKE SA PRACUJE<\/div>\n<p>Ke\u010f hovor\u00edme o <strong>No\u010dn\u00e9 videnie<\/strong>, existuje ve\u013ea pojmov a faktorov, ktor\u00e9 zohr\u00e1vaj\u00fa \u00falohu pri <strong>v\u00fdbere spr\u00e1vneho zariadenia<\/strong>. Preto sme v Night Gear Solutions sp\u00edsali zoznam pojmov, ktor\u00e9 je dobr\u00e9 pozna\u0165. Tieto pojmy sa pou\u017e\u00edvaj\u00fa na celom svete, tak\u017ee sa ich sta\u010d\u00ed nau\u010di\u0165 len raz.<\/p>\n<p>Ni\u017e\u0161ie n\u00e1jdete <strong>v\u0161etky potrebn\u00e9 pojmy a vysvetlenia<\/strong> na v\u00fdber a k\u00fapu no\u010dn\u00e9ho videnia.<\/p>\n<ul>\n<li><em>Tento \u010dl\u00e1nok nie je najpodrobnej\u0161\u00ed. Sna\u017e\u00edme sa len <strong>stru\u010dne vysvetli\u0165 z\u00e1kladn\u00e9 pojmy<\/strong> tak, aby sa aj nezasv\u00e4ten\u00fd \u010dlovek mohol <strong>nau\u010di\u0165 z\u00e1klady no\u010dn\u00e9ho videnia.<\/strong> Ale nebojte sa, podrobnej\u0161ie popisy v\u0161etk\u00fdch parametrov, funkci\u00ed a pojmov uveden\u00fdch ni\u017e\u0161ie n\u00e1jdete v na\u0161om pl\u00e1novanom blogu (u\u017e \u010doskoro), aby sa aj nad\u0161enci do no\u010dn\u00e9ho videnia mohli nau\u010di\u0165 v\u0161etko, \u010do sa d\u00e1. Berte tieto popisy ako n\u00e1\u0161 <strong>dar\u010dek zadarmo pre ka\u017ed\u00e9ho<\/strong> , kto by chcel prenikn\u00fa\u0165 do t\u00e9my no\u010dn\u00e9ho videnia.<\/em><\/li>\n<\/ul>\n<div class=\"ngs-help-box\">Ak potrebujete pom\u00f4c\u0165 s problematikou no\u010dn\u00e9ho videnia, pokojne n\u00e1s kontaktujte <a href=\"\/sk\/contact\/\">tu<\/a><\/div>\n<p style=\"margin-top: 30px; font-weight: bold; text-transform: uppercase; font-size: 13px; letter-spacing: 0.05em;\">Navig\u00e1cia cez odkazy:<\/p>\n<div class=\"ngs-nav-grid\"><a href=\"#anchor-iit\">IIT<\/a> <a href=\"#anchor-snr\">SNR<\/a> <a href=\"#anchor-resolution\">Rozl\u00ed\u0161enie<\/a> <a href=\"#anchor-fom\">FOM<\/a> <a href=\"#anchor-gain\">Zisk (gain)<\/a> <a href=\"#anchor-phosphor\">Fosfor<\/a> <a href=\"#anchor-ebi\">EBI<\/a> <a href=\"#anchor-autogate\">Autogate<\/a> <a href=\"#anchor-automaticbrightnesscontrol\">Automatick\u00e1 regul\u00e1cia jasu (ABC)<\/a> <a href=\"#anchor-spots\">\u0160kvrny (spots)<\/a> <a href=\"#anchor-lenses\">\u0160o\u0161ovky a zorn\u00e9 pole<\/a> <a href=\"#anchor-oob\">Out of BAND (OOB)<\/a> <a href=\"#anchor-housing\">Telo<\/a> <a href=\"#anchor-systems\">Monokul\u00e1r, binokul\u00e1r a \u010fal\u0161ie<\/a> <a href=\"#anchor-nir\">NIR Compliant<\/a> <a href=\"#anchor-coming-soon\">T\u00e9my u\u017e \u010doskoro<\/a><\/div>\n<h2 id=\"anchor-iit\">IIT:<\/h2>\n<ul>\n<li><strong>Trubica zosil\u0148ova\u010da obrazu \u2013 IIT<\/strong>, alebo len trubica, je srdcom NVG. Je to s\u00fa\u010diastka, ktor\u00e1 zn\u00e1sobuje dostupn\u00e9 svetlo. N\u00e1jdete ju v <span style=\"text-decoration: underline;\"><a href=\"\/sk\/nightvision\/\" target=\"_blank\" rel=\"noopener noreferrer\">anal\u00f3gov\u00fdch zariadeniach no\u010dn\u00e9ho videnia<\/a><\/span> (nie v digit\u00e1lnom no\u010dnom viden\u00ed). IIT nevytv\u00e1ra svetlo, len zn\u00e1sobuje zvy\u0161kov\u00e9 svetlo, napr. z mesiaca, hviezd, osvetlenia a pod. No\u010dn\u00e9 videnie dok\u00e1\u017ee pracova\u0165 aj v IR spektre svetla. IR spektrum je pre \u013eudsk\u00e9 oko nevidite\u013en\u00e9. Preto m\u00f4\u017eeme pou\u017ei\u0165 IR laser alebo pr\u00edsvit, ktor\u00fd je vidite\u013en\u00fd len cez toto zariadenie.<\/li>\n<li>Existuje viacero typov trub\u00edc. L\u00ed\u0161ia sa priemerom, fosforom a v\u00fdkonom. IIT ur\u010duje aj v\u0161etky parametre, ako je autogate alebo manu\u00e1lny zisk. Ni\u017e\u0161ie n\u00e1jdete popisy v\u0161etk\u00fdch parametrov IIT (SNR, RES, FOM, EBI, HALO, GAIN at\u010f.).<\/li>\n<\/ul>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/new.nightgearsolutions.eu\/wp-content\/uploads\/2026\/10\/Image-Intensifier-Tube-NightVision.png\" alt=\"Image-Intensifier-Tube-NightVision\" width=\"232\" height=\"232\">\n<h2 id=\"anchor-snr\">SNR:<\/h2>\n<ul>\n<li><strong>Pomer sign\u00e1lu k \u0161umu \u2013 SNR<\/strong> je mno\u017estvo sveteln\u00e9ho sign\u00e1lu vstupuj\u00faceho do oka vydelen\u00e9 (vn\u00edman\u00fdm) \u0161umom, ktor\u00fd oko vid\u00ed. SNR trubice IIT ur\u010duje rozl\u00ed\u0161enie obrazu pri slabom svetle. \u010c\u00edm vy\u0161\u0161ie SNR, t\u00fdm lep\u0161ie dok\u00e1\u017ee IIT rozl\u00ed\u0161i\u0165 objekty s dobr\u00fdm kontrastom pri slabom svetle. <strong><em>\u010c\u00edm vy\u0161\u0161ie \u010d\u00edslo, t\u00fdm lep\u0161\u00ed v\u00fdkon (menej \u0161umu).<\/em><\/strong><\/li>\n<\/ul>\n<div class=\"ngs-img-row\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/new.nightgearsolutions.eu\/wp-content\/uploads\/2026\/10\/Signal-to-noise-ratio-night-vision.png\" alt=\"Signal-to-noise-ratio-night-vision\" width=\"380\" height=\"380\"> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/new.nightgearsolutions.eu\/wp-content\/uploads\/2026\/10\/low-vs-high-snr-night-vision.png\" alt=\"low-vs-high-snr-night-vision\" width=\"380\" height=\"380\"><\/div>\n<h2 id=\"anchor-resolution\">Rozl\u00ed\u0161enie:<\/h2>\n<ul>\n<li>Rozl\u00ed\u0161enie IIT je po\u010det \u010diar na milimeter obrazu, ktor\u00e9 pou\u017e\u00edvate\u013e vid\u00ed. Rozl\u00ed\u0161enie zosil\u0148ova\u010da obrazu sa meria v spom\u00ednan\u00fdch p\u00e1roch \u010diar na milimeter (lp\/mm). <strong><em>\u010c\u00edm vy\u0161\u0161ie \u010d\u00edslo, t\u00fdm lep\u0161\u00ed v\u00fdkon.<\/em><\/strong><\/li>\n<\/ul>\n<h2 id=\"anchor-fom\">FOM:<\/h2>\n<ul>\n<li><strong>Figure of Merit \u2013 FOM<\/strong> je v\u0161eobecn\u00e9 meradlo v\u00fdkonu. Figure of Merit sa vypo\u010d\u00edta vyn\u00e1soben\u00edm rozl\u00ed\u0161enia pomerom sign\u00e1lu k \u0161umu. Tak dostaneme \u010d\u00edslo (napr. 1800), pod\u013ea ktor\u00e9ho m\u00f4\u017eeme pribli\u017ene ur\u010di\u0165 v\u00fdkon zariadenia. Nie je to v\u0161ak jedin\u00fd parameter, na ktor\u00fd sa treba pri v\u00fdbere zariadenia pozera\u0165. <strong><em>\u010c\u00edm vy\u0161\u0161ie \u010d\u00edslo, t\u00fdm lep\u0161\u00ed v\u00fdkon.<\/em><\/strong><\/li>\n<li>Pozor, pri k\u00fape no\u010dn\u00e9ho videnia nie je dobr\u00e9 pozera\u0165 sa len na FOM. V\u017edy je dobr\u00e9 pozna\u0165 SNR danej trubice. SNR je ve\u013emi d\u00f4le\u017eit\u00e9. Ke\u010f vyn\u00e1sob\u00edme RES x SNR, aby sme vypo\u010d\u00edtali FOM, m\u00f4\u017ee sa sta\u0165, \u017ee niektor\u00e9 trubice bud\u00fa ma\u0165 rovnak\u00e9 FOM, ale in\u00fd obraz. Je to preto, \u017ee niektor\u00e9 trubice maj\u00fa vy\u0161\u0161ie rozl\u00ed\u0161enie a ni\u017e\u0161ie SNR, teda zjednodu\u0161ene hor\u0161\u00ed v\u00fdkon pri slabom okolitom svetle \u2013 viac \u0161umu.<\/li>\n<\/ul>\n<h2 id=\"anchor-gain\">Zisk (gain):<\/h2>\n<ul>\n<li>Ozna\u010duje sa aj ako zosilnenie jasu. Je to po\u010det n\u00e1sobkov, ktor\u00fdmi trubica zn\u00e1sob\u00ed zvy\u0161kov\u00e9 svetlo. <strong><em>\u010c\u00edm vy\u0161\u0161ie \u010d\u00edslo, t\u00fdm lep\u0161\u00ed v\u00fdkon.<\/em><\/strong><\/li>\n<li>Zisk sa pri GEN.2+ a GEN.3 po\u010d\u00edta odli\u0161ne. Na v\u00fdpo\u010det zisku pri GEN.2+ vezmete dan\u00e9 \u010d\u00edslo pri GEN.3 a vydel\u00edte ho pribli\u017ene 3,14: (zisk GEN.3) \/ 3,14 = (zisk GEN.2+). Je to dan\u00e9 rozdielnymi merac\u00edmi technikami. Napr\u00edklad trubica GEN.2 so ziskom 10 000 teda zodpoved\u00e1 zisku 31 400 pri GEN.3.<\/li>\n<\/ul>\n<h2 id=\"anchor-phosphor\">Fosfor:<\/h2>\n<ul>\n<li>Fosforov\u00e1 obrazovka v zariadeniach no\u010dn\u00e9ho videnia je k\u013e\u00fa\u010dov\u00e1, preto\u017ee premie\u0148a elektr\u00f3ny na fot\u00f3ny a umo\u017e\u0148uje pou\u017e\u00edvate\u013eom vidie\u0165 pri slabom svetle. Pr\u00e1ve v\u010faka fosforu vid\u00edme cez no\u010dn\u00e9 videnie v odtie\u0148och jednej farby. Pou\u017e\u00edva sa nieko\u013eko typov fosforu, ktor\u00e9 ur\u010duj\u00fa, \u010di vid\u00edme v odtie\u0148och zelenej (zelen\u00fd fosfor P22, P43) alebo modrej\/bielej (biely fosfor P45).<\/li>\n<\/ul>\n<div class=\"ngs-img-row\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/new.nightgearsolutions.eu\/wp-content\/uploads\/2026\/10\/p22.png\" alt=\"p22\" width=\"280\" height=\"280\"> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/new.nightgearsolutions.eu\/wp-content\/uploads\/2026\/10\/p43.png\" alt=\"p43\" width=\"280\" height=\"280\"> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/new.nightgearsolutions.eu\/wp-content\/uploads\/2026\/10\/p45.png\" alt=\"p45\" width=\"280\" height=\"280\"><\/div>\n<h2 id=\"anchor-ebi\">EBI:<\/h2>\n<ul>\n<li>Ekvivalentn\u00e9 osvetlenie pozadia \u2013 EBI ur\u010duje najni\u017e\u0161iu \u00farove\u0148 osvetlenia, pri ktorej je mo\u017en\u00e9 rozpozna\u0165 obraz. <strong><em>\u010c\u00edm ni\u017e\u0161ie \u010d\u00edslo, t\u00fdm lep\u0161\u00ed v\u00fdkon.<\/em><\/strong><\/li>\n<li>EBI nie je kon\u0161tantn\u00e9 a m\u00f4\u017ee sa meni\u0165 s teplotou.<\/li>\n<li>EBI sa pri GEN.2+ a GEN.3 po\u010d\u00edta odli\u0161ne. Na v\u00fdpo\u010det EBI pri GEN.2+ vezmete dan\u00e9 \u010d\u00edslo pri GEN.3 a vydel\u00edte ho 10: (EBI GEN.3) \/ 10 = (EBI GEN.2+).<\/li>\n<\/ul>\n<h2 id=\"anchor-autogate\">Autogate:<\/h2>\n<ul>\n<li>AG je funkcia trubice, ktor\u00e1 automaticky riadi nap\u00e1janie fotokat\u00f3dy. R\u00fdchlo <strong>prep\u00edna nap\u00e4tie,<\/strong> ktor\u00fdm je trubica nap\u00e1jan\u00e1, <strong>pri n\u00e1hlych z\u00e1bleskoch<\/strong>. Takto dok\u00e1\u017ee obraz na kr\u00e1tky \u010das \u201estlmi\u0165\u201c. V\u010faka AG vid\u00edme aj cez r\u00fdchle z\u00e1blesky, ako s\u00fa z\u00e1blesky z \u00fastia hlavne. Autogate z\u00e1rove\u0148 zni\u017euje \u201ejas\u201c obrazu v prostred\u00ed s v\u00e4\u010d\u0161\u00edm mno\u017estvom svetla. AG chr\u00e1ni trubicu. Pri zariadeniach s autogate \u010dasto po\u010dujeme p\u00edskav\u00fd zvuk. Je to sp\u00f4soben\u00e9 elektronikou zariadenia, v ktorej sa v tom momente nahromad\u00ed v\u00e4\u010d\u0161ie mno\u017estvo energie.<\/li>\n<\/ul>\n<h2 id=\"anchor-automaticbrightnesscontrol\">Automatick\u00e1 regul\u00e1cia jasu:<\/h2>\n<ul>\n<li>Podobne ako autogate zni\u017euje nap\u00e4tie na trubici. Rob\u00ed to v\u0161ak pomal\u0161ie a nevid\u00edme kmitanie obrazu. Ke\u010f sa zmen\u00ed sveteln\u00e9 prostredie, ABC n\u00e1m po chv\u00edli obraz stlm\u00ed, aby sme videli ide\u00e1lne mno\u017estvo svetla. \u013dudia si ABC \u010dasto m\u00fdlia s AG. Predstavte si to ako automatick\u00e9 nastavenie zisku zariaden\u00edm pri zmene sveteln\u00fdch podmienok.<\/li>\n<li>Od zariaden\u00ed s autogate o\u010dak\u00e1vame, \u017ee bud\u00fa fungova\u0165 podobne ako zariadenia s ABC a z\u00e1rove\u0148 dok\u00e1\u017eu zn\u00ed\u017ei\u0165 nap\u00e1janie pri r\u00fdchlych z\u00e1bleskoch.<\/li>\n<li>Automatick\u00e1 regul\u00e1cia jasu dok\u00e1\u017ee optim\u00e1lne nap\u00e4tie nastavova\u0165 len pomaly. V\u00fdhodou je spom\u00ednan\u00e1 absencia kmitania (blikania obrazu), ktor\u00e9 m\u00f4\u017eeme vidie\u0165 pri funkcii autogate.<\/li>\n<li>ABC tie\u017e chr\u00e1ni IIT<\/li>\n<li>ABC sa be\u017ene naz\u00fdva aj Auto-gain (nezamie\u0148a\u0165 s autogate) alebo BSP \u2013 Bright Light Protection (ochrana pred siln\u00fdm svetlom)<\/li>\n<li>Trubice s ABC maj\u00fa pri stmievan\u00ed v prostred\u00ed so siln\u00fdm svetlom zdanlivo v\u00fdraznej\u0161\u00ed efekt rozmazania.<\/li>\n<li>ABC dok\u00e1\u017ee zn\u00ed\u017ei\u0165 svetlo a\u017e o 30 %.<\/li>\n<\/ul>\n<h2>Manu\u00e1lny zisk:<\/h2>\n<ul>\n<li>Manu\u00e1lne ovl\u00e1danie zisku <strong>umo\u017e\u0148uje pou\u017e\u00edvate\u013eovi nastavi\u0165 jas obrazu ru\u010dne<\/strong>.<\/li>\n<li>Aby funkcia manu\u00e1lneho zisku fungovala, mus\u00ed ju podporova\u0165 IIT aj telo.<\/li>\n<li>Rovnako ako ABC alebo AG, nie v\u0161etky IIT maj\u00fa funkciu manu\u00e1lneho zisku.<\/li>\n<\/ul>\n<h2>HALO:<\/h2>\n<ul>\n<li>Kruhov\u00e1 oblas\u0165 okolo jasn\u00e9ho zdroja svetla. Tento efekt je ne\u017eiaduci a \u010d\u00edm men\u0161ie je \u010d\u00edslo HALO, t\u00fdm menej ho vid\u00edme.<\/li>\n<\/ul>\n<h2>MTF \u2013 modula\u010dn\u00e1 prenosov\u00e1 funkcia:<\/h2>\n<ul>\n<li>Zjednodu\u0161ene ide o <strong>v\u00fdpo\u010det kontrastu pri dan\u00fdch intervaloch priestorov\u00e9ho rozl\u00ed\u0161enia.<\/strong> Pri no\u010dnom viden\u00ed uv\u00e1dzame <strong>rozl\u00ed\u0161enie v (lp\/mm)<\/strong> \u2013 p\u00e1roch \u010diar na milimeter. <strong>Jeden p\u00e1r \u010diar tvor\u00ed \u010dierna a biela \u010diara.<\/strong> Rozl\u00ed\u0161enie zariadenia teda po\u010d\u00edtame ako XY p\u00e1rov \u010diar na 1 milimeter. Ak s\u00fa spolu len tieto dve \u010diary, m\u00e1me 100 % kontrast a jasne rozl\u00ed\u0161ime bielu a \u010diernu.<\/li>\n<li>\u010c\u00edm vy\u0161\u0161ie sa pos\u00favame na stupnici priestorov\u00e9ho rozl\u00ed\u0161enia, t\u00fdm viac p\u00e1rov mus\u00edme zmesti\u0165 do toho ist\u00e9ho milimetra \u2013 vy\u0161\u0161ia frekvencia. Aby sa to podarilo, musia by\u0165 tieto p\u00e1ry \u010diar ten\u0161ie. \u010c\u00edm s\u00fa ten\u0161ie, t\u00fdm kles\u00e1 schopnos\u0165 vn\u00edma\u0165 kontrast medzi nimi. Zhluk t\u00fdchto p\u00e1rov \u010diar v tom istom milimetri za\u010dne p\u00f4sobi\u0165 \u0161edo \u2013 kontrast medzi nimi bude menej rozpoznate\u013en\u00fd.<\/li>\n<li>Tento vz\u0165ah medzi <strong>zvy\u0161uj\u00facou sa frekvenciou (priestorov\u00fdm rozl\u00ed\u0161en\u00edm)<\/strong> a <strong>klesaj\u00facim vn\u00edman\u00fdm kontrastom<\/strong> sa naz\u00fdva MTF.<\/li>\n<\/ul>\n<h2>Gener\u00e1cie \u2013 nie tak\u00e9 jednoduch\u00e9, ako si mo\u017eno mysl\u00edte:<\/h2>\n<ul>\n<li>Existuj\u00fa 3 hlavn\u00e9 gener\u00e1cie trub\u00edc no\u010dn\u00e9ho videnia. <strong>GEN.1, 2 a 3.<\/strong> Rozli\u0161ujeme v\u0161ak aj <strong>GEN.0<\/strong> a <strong>GEN.2+.<\/strong><\/li>\n<li><strong>GEN.0<\/strong> \u2013 Najstar\u0161ia, nezosil\u0148uje okolit\u00e9 svetlo. Pracuje v IR spektre a potrebuje dodato\u010dn\u00fd IR pr\u00edsvit.<\/li>\n<li><strong>GEN.1<\/strong> \u2013 Tu sme prv\u00fdkr\u00e1t videli efekt zosilnenia obrazu. GEN.1 sa objavila okolo 60. rokov 20. storo\u010dia. Trubice 1. gener\u00e1cie zn\u00e1sobuj\u00fa svetlo pribli\u017ene 1000-kr\u00e1t.<\/li>\n<li><strong>GEN.2<\/strong> \u2013 (Multi Alkaline) V porovnan\u00ed s prvou gener\u00e1ciou vid\u00edme ve\u013ek\u00e9 zlep\u0161enie. Do trubice pribudla mikrokan\u00e1lov\u00e1 do\u0161ti\u010dka (MCP). Druh\u00e1 gener\u00e1cia dok\u00e1\u017ee zn\u00e1sobi\u0165 svetlo a\u017e 20 000-kr\u00e1t.<\/li>\n<li><strong>GEN.3<\/strong> \u2013 (arzenid g\u00e1lia) Vyvinut\u00e1 v 80. rokoch. 3. gener\u00e1cia si zachovala MCP z Gen II, no namiesto Multi Alkaline pou\u017eila fotokat\u00f3du z arzenidu g\u00e1lia so zlep\u0161en\u00fdm rozl\u00ed\u0161en\u00edm.<\/li>\n<li><strong>GEN.2+<\/strong> \u2013 (Hybrid Multi Alkaline) Vylep\u0161enie 2. gener\u00e1cie. Gen.2+ vyu\u017e\u00edva Hybrid Multi Alkaline (HyMa) a jej v\u00fdkon je ove\u013ea vy\u0161\u0161\u00ed ako pri starej Gen.2. T\u00e1to nov\u0161ia gener\u00e1cia m\u00e1 dlh\u0161iu \u017eivotnos\u0165 a lep\u0161\u00ed v\u00fdkon.\n<p>Gen.2+ vznikla v\u010faka odstr\u00e1neniu i\u00f3novej bari\u00e9ry (filmless). Treba poznamena\u0165, \u017ee minim\u00e1lna \u017eivotnos\u0165 t\u00fdchto IIT je st\u00e1le 10 000 hod\u00edn, k\u00fdm pri Gen.3 filmless sa \u017eivotnos\u0165 zn\u00ed\u017eila.<\/p>\n<p>Trubice Gen.2+, hoci m\u00f4\u017eeme poveda\u0165, \u017ee s\u00fa filmless, s\u00fa celkovo odolnej\u0161ie ako Gen.3 filmless.<\/p>\n<p>Ve\u013ekou v\u00fdhodou GEN.2+ je, \u017ee funguje aj v spektre svetla Out of Band, a teda zjednodu\u0161ene vid\u00ed viac ako in\u00e9 gener\u00e1cie. (<a href=\"#anchor-oob\">Viac o spektre Out of Band<\/a>)<\/p>\n<p>Dnes u\u017e nem\u00f4\u017eeme trubice porovn\u00e1va\u0165 len pod\u013ea gener\u00e1cie. Tam, kde napr\u00edklad Gen.3 zaost\u00e1va, prin\u00e1\u0161a v\u00fdhodu Gen.2+. Rozdiel vo v\u00fdkone medzi t\u00fdmito gener\u00e1ciami u\u017e navy\u0161e nie je tak\u00fd v\u00fdrazn\u00fd a modern\u00e9 trubice Gen.2+ \u010dasto pod\u00e1vaj\u00fa lep\u0161\u00ed v\u00fdkon.<\/p>\n<\/li>\n<\/ul>\n<h2 id=\"anchor-spots\">\u0160kvrny (spots):<\/h2>\n<ul>\n<li>\u0160kvrny s\u00fa v\u00fdrobn\u00e9 vady.<\/li>\n<li>M\u00f4\u017eu sa l\u00ed\u0161i\u0165 ve\u013ekos\u0165ou alebo polohou. Na obr\u00e1zku ni\u017e\u0161ie vid\u00edme pr\u00edklad \u0161kv\u0155n na trubici. \u0160kvrny sa nedaj\u00fa vy\u010disti\u0165, nejde o zne\u010distenie trubice. Niektor\u00e9 s\u00fa tak\u00e9 mal\u00e9, \u017ee ich vo\u013en\u00fdm okom nevid\u00edme. Niekedy nie je mo\u017en\u00e9 zaru\u010di\u0165, \u017ee trubica bude \u00faplne bez \u0161kv\u0155n. Na 100 % vieme poveda\u0165 len pri trubiciach, ktor\u00e9 m\u00e1me skladom, ak\u00e9 \u0161kvrny a v ak\u00fdch z\u00f3nach maj\u00fa.<\/li>\n<li>Poloha \u0161kv\u0155n sa meria v r\u00e1mci 3 z\u00f3n. Vn\u00fatro najmen\u0161ieho kruhu je z\u00f3na 1. Druh\u00fd kruh ozna\u010duje z\u00f3nu 2 a najvzdialenej\u0161\u00ed z\u00f3nu 3.<\/li>\n<\/ul>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/new.nightgearsolutions.eu\/wp-content\/uploads\/2026\/10\/night-vision-spots-hoffman.png\" alt=\"night-vision-spots-hoffman\" width=\"324\" height=\"317\">\n<h2 id=\"anchor-lenses\">\u0160o\u0161ovky a zorn\u00e9 pole:<\/h2>\n<ul>\n<li>Optika je jedn\u00fdm z <strong>faktorov, ktor\u00e9 ur\u010duj\u00fa v\u00fdsledn\u00fd obraz<\/strong> zariaden\u00ed no\u010dn\u00e9ho videnia. M\u00f4\u017eeme ma\u0165 najlep\u0161iu IIT na svete a aj tak zl\u00fd obraz, ak m\u00e1me nekvalitn\u00fa, po\u0161koden\u00fa alebo \u0161pinav\u00fa optiku.\n<p>Pri no\u010dnom viden\u00ed v\u017edy hovor\u00edme o sade optiky. Predn\u00e1 \u0161o\u0161ovka \u2013 <strong>objekt\u00edv<\/strong> a zadn\u00e1 \u0161o\u0161ovka \u2013 <strong>okul\u00e1r<\/strong>.<\/p>\n<p>Existuje viac variantov optiky pod\u013ea v\u00fdrobcov a \u0161pecifik\u00e1ci\u00ed. Pozn\u00e1me napr\u00edklad commercial spec alebo mil-spec optiku.<\/p>\n<\/li>\n<\/ul>\n<p>V obchode Night Gear Solutions n\u00e1jdete viacero mo\u017enost\u00ed: (commercial spec) <strong>\u0160tandard<\/strong> \u2013 \u0161o\u0161ovky Optronics Engineering alebo <strong>mil-spec<\/strong> Noctis Technologies (zn\u00e1me aj ako Carson Industries). Americk\u00e1 mil-spec Noctis je len premenovan\u00fd Carson \u2013 s\u00fa to tie ist\u00e9 \u0161o\u0161ovky, ktor\u00e9 v\u0161etci roky pozn\u00e1me pre ich pr\u00e9miov\u00fa kvalitu.<\/p>\n<p>Model <strong>BNVD &#8211; 31<\/strong> je vybaven\u00fd \u0161o\u0161ovkami <strong>NORINCO<\/strong> .<\/p>\n<p>\u0160tandardn\u00e1 aj mil-spec mo\u017enos\u0165 m\u00e1 <strong>100 % kvalitu<\/strong> a zl\u00e9 \u0161o\u0161ovky od n\u00e1s nedostanete. Aj na\u0161e \u201e\u0161tandardn\u00e9\u201c \u0161o\u0161ovky Optronics s\u00fa Gen.2, ktor\u00e9 s\u00fa tie\u017e <strong>viacvrstvovo pokovovan\u00e9<\/strong> a spr\u00e1vne tesnia.<\/p>\n<p>Existuje v\u0161ak viac v\u00fdrobcov \u0161o\u0161oviek pre no\u010dn\u00e9 videnie a v\u00fdber kvalitn\u00fdch m\u00f4\u017ee v\u00fdrazne zlep\u0161i\u0165 celkov\u00fa kvalitu obrazu.<\/p>\n<p><strong>Zorn\u00e9 pole<\/strong> je zorn\u00e9 pole (Field of view). Znamen\u00e1 uhol pozorovanej oblasti. \u0160tandardn\u00e9 zorn\u00e9 pole monokul\u00e1rneho no\u010dn\u00e9ho videnia je 40\u00b0, existuj\u00fa v\u0161ak zariadenia a\u017e s 50\u00b0. Zorn\u00e9 pole ur\u010duj\u00fa pou\u017eit\u00e9 \u0161o\u0161ovky a IIT v zariaden\u00ed. Niektor\u00e9 zostavy m\u00f4\u017eu ma\u0165 zorn\u00e9 pole men\u0161ie ako 40\u00b0.<\/p>\n<p>Ni\u017e\u0161ie n\u00e1jdete tabu\u013eku s porovnan\u00edm optiky <em>(pre v\u00e4\u010d\u0161iu ve\u013ekos\u0165 otvorte obr\u00e1zok v novej karte)<\/em>.<\/p>\n<p>Upozor\u0148ujeme, \u017ee v tabu\u013eke s\u00fa len <strong>\u0161o\u0161ovky Optronics Gen.1<\/strong> \u2013 <strong>Gen.2 s\u00fa v\u00fdrazne lep\u0161ie<\/strong> vo v\u00fdkone. <em>Pracujeme na \u010fal\u0161om testovan\u00ed a tabu\u013eku \u010do najsk\u00f4r dopln\u00edme o Optronics Gen.2.<\/em><\/p>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/new.nightgearsolutions.eu\/wp-content\/uploads\/2026\/10\/Night_Vision_Lenses_comparison_nightgearsolutions_testing-scaled.png\" alt=\"Night_Vision_Lenses_comparison_nightgearsolutions_testing\" width=\"757\" height=\"624\">\n<h2 id=\"anchor-oob\">Out of Band (OOB):<\/h2>\n<ul>\n<li>Model <strong>Out of Band<\/strong> je ve\u013ek\u00e1 v\u00fdhoda. Tam, kde \u201etradi\u010dn\u00e9\u201c anal\u00f3gov\u00e9 no\u010dn\u00e9 videnie u\u017e nefunguje, prin\u00e1\u0161a OOB n\u00e1skok.\n<p>IR spektrum svetla siaha pribli\u017ene od 0,8 do 250 \u03bcm. Anal\u00f3gov\u00e9 no\u010dn\u00e9 videnie vid\u00ed t\u00fato vlnov\u00fa d\u013a\u017eku. Out of Band v\u0161ak siaha a\u017e do 4 \u03bcm a dokonca aj <strong>Gen.2+ dok\u00e1\u017ee pracova\u0165 aj tu.<\/strong> Bez zbyto\u010dn\u00fdch re\u010d\u00ed \u2013 <strong>\u010do to znamen\u00e1 v praxi?<\/strong> Ak m\u00e1me IR laser\/pr\u00edsvit vo vlnovej d\u013a\u017eke OOB, uvid\u00edme ho s Gen.2+. To prin\u00e1\u0161a ve\u013ek\u00fa <strong>taktick\u00fa v\u00fdhodu<\/strong> oproti zariadeniam, ktor\u00e9 mimo p\u00e1sma pracova\u0165 nedok\u00e1\u017eu, napr\u00edklad Gen.3.<\/p>\n<\/li>\n<\/ul>\n<h2 id=\"anchor-housing\">Telo:<\/h2>\n<ul>\n<li>Telo zariadenia no\u010dn\u00e9ho videnia je v podstate len puzdro s elektronikou. Do\u0148ho sa potom prid\u00e1 optika a IIT, \u010d\u00edm vznikne fin\u00e1lne zariadenie. M\u00e1me nieko\u013eko modelov tiel a je be\u017en\u00e9, \u017ee viacer\u00ed v\u00fdrobcovia vyr\u00e1baj\u00fa ten ist\u00fd model s drobn\u00fdmi rozdielmi. Ak si nie ste ist\u00ed, ak\u00e9 telo od ak\u00e9ho v\u00fdrobcu m\u00e1te, pokojne n\u00e1m nap\u00ed\u0161te a v\u0161etko vysvetl\u00edme.<\/li>\n<\/ul>\n<h2 id=\"anchor-systems\">Monokul\u00e1r, binokul\u00e1r, pseudo-binokul\u00e1r alebo panoramatick\u00e9:<\/h2>\n<ul>\n<li>A <strong>monokul\u00e1r<\/strong> je zariadenie \u201epre jedno oko\u201c. M\u00e1 jeden objekt\u00edv, jeden okul\u00e1r a jednu IIT. V\u00e4\u010d\u0161ina monokul\u00e1rov pon\u00faka zorn\u00e9 pole pribli\u017ene 40\u00b0, no r\u00f4zne modely s r\u00f4znou optikou sa m\u00f4\u017eu l\u00ed\u0161i\u0165. Na upevnenie na prilbu je okrem dr\u017eiaka na prilbu potrebn\u00fd aj adapt\u00e9r (rameno), napr\u00edklad n\u00e1\u0161 nov\u00fd <span style=\"text-decoration: underline;\"><span style=\"color: #008000;\"><a href=\"\/sk\/ngs-harpy-j-arm\/\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #008000;\"><strong><em>Harpy<\/em><\/strong><\/a><\/span><\/span>. Najzn\u00e1mej\u0161\u00ed zo v\u0161etk\u00fdch je pomerne zastaran\u00fd J-arm, ktor\u00fd okrem z\u00e1kladn\u00e9ho upevnenia nepon\u00faka \u017eiadne podstatn\u00e9 funkcie. S dr\u017eiakom Night Gear Solutions <span style=\"color: #008000;\"><a href=\"\/sk\/ngs-harpy-j-arm\/\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #008000;\"><span style=\"text-decoration: underline;\"><strong><em>Harpy<\/em><\/strong><\/span><\/a><\/span>je mo\u017en\u00e9 jednou rukou prep\u00edna\u0165 monokul\u00e1r medzi o\u010dami a tie\u017e ho \u00faplne vyklopi\u0165 na ktor\u00fako\u013evek stranu \u2013 v\u0161etko bez tla\u010didiel \u010di p\u00e1\u010dok.<\/li>\n<li>A <strong>binokul\u00e1r<\/strong>, ako napoved\u00e1 n\u00e1zov, je zariadenie pre dve o\u010di. M\u00e1 dva objekt\u00edvy, dva okul\u00e1re a dve trubice. Jeho elektronika je spojen\u00e1 do jednej a ovl\u00e1da sa jedn\u00fdm tla\u010didlom. Binokul\u00e1re sa delia na sklopn\u00e9 (daj\u00fa sa vyklopi\u0165 do str\u00e1n) a nesklopn\u00e9, pevn\u00e9, pri ktor\u00fdch sa d\u00e1 nanajv\u00fd\u0161 nastavi\u0165 medzizreni\u010dkov\u00e1 vzdialenos\u0165. Binokul\u00e1re poskytuj\u00fa v\u00e4\u010d\u0161ie zorn\u00e9 pole ako monokul\u00e1re. Neposkytuj\u00fa v\u0161ak pln\u00fdch 80 stup\u0148ov (2 \u00d7 40 stup\u0148ov), preto\u017ee dva obrazy, ktor\u00e9 vid\u00edme pred o\u010dami, sa prekr\u00fdvaj\u00fa. Miera prekrytia z\u00e1vis\u00ed od toho, ako \u010faleko m\u00e1me od seba o\u010di a ako dobre sme na zariaden\u00ed nastavili medzizreni\u010dkov\u00fa vzdialenos\u0165.<\/li>\n<li><strong>Pseudo-binokul\u00e1r<\/strong> (bi-okul\u00e1r) je hybrid medzi monokul\u00e1rom a binokul\u00e1rom. Naz\u00fdva sa aj Night Vision Goggles (NVG). M\u00e1 len jeden objekt\u00edv a jednu trubicu. Jeho obraz sa v\u0161ak cez kolima\u010dn\u00fa jednotku a dva okul\u00e1re rozdel\u00ed do oboch o\u010d\u00ed, \u010d\u00edm vznikne takmer binokul\u00e1rny obraz. Tento obraz je v\u0161ak rovnak\u00fd a ned\u00e1va n\u00e1m v\u00e4\u010d\u0161ie zorn\u00e9 pole ako dva objekt\u00edvy. V\u00fdhodou oproti be\u017en\u00e9mu monokul\u00e1ru je r\u00fdchlej\u0161ia adapt\u00e1cia na h\u013abkov\u00e9 videnie, ke\u010f\u017ee n\u00e1\u0161 mozog je tr\u00e9novan\u00fd na obraz z dvoch o\u010d\u00ed a pod\u013ea neho \u201epo\u010d\u00edta\u201c vzdialenosti. H\u013abkov\u00e9 videnie je v\u0161ak nau\u010den\u00e1 schopnos\u0165 a tr\u00e9ningom sa d\u00e1 \u010diasto\u010dne dohna\u0165. Najhor\u0161\u00ed je v tomto pr\u00edpade monokul\u00e1r, ktor\u00fd neposkytuje obraz do oboch o\u010d\u00ed. Pseudo-binokul\u00e1r n\u00e1m d\u00e1va obraz do oboch o\u010d\u00ed, no obraz je rovnak\u00fd, preto hovor\u00edme o \u010diasto\u010dnom h\u013abkovom viden\u00ed. Binokul\u00e1r potom poskytuje dva r\u00f4zne obrazy, a preto je pre na\u0161e zmysly najprirodzenej\u0161\u00ed.<\/li>\n<li>V neposlednom rade tu m\u00e1me <strong>panoramatick\u00e9<\/strong> no\u010dn\u00e9 videnie, \u010dasto naz\u00fdvan\u00e9 quad. M\u00e1 \u0161tyri objekt\u00edvy a \u0161tyri trubice, rozdelen\u00e9 v strede tak, \u017ee ka\u017ed\u00fd p\u00e1r vytv\u00e1ra \u0161irok\u00fd obraz pre jedno oko. Poskytuje tak \u0161ir\u0161ie priestorov\u00e9 videnie. Tieto zariadenia v\u0161ak b\u00fdvaj\u00fa objemn\u00e9 a \u0165a\u017ek\u00e9, nehovoriac o ich v\u00fdrazne vy\u0161\u0161ej cene. Vyu\u017eitie nach\u00e1dzaj\u00fa najm\u00e4 v CQB. Vo v\u0161eobecnosti v\u0161ak odpor\u00fa\u010dame kvalitn\u00fd binokul\u00e1r, ktor\u00fd bude za polovi\u010dn\u00fa cenu a v\u00fdrazne \u013eah\u0161\u00ed.<\/li>\n<\/ul>\n<h2 id=\"anchor-nir\">NIR Compliant:<\/h2>\n<ul>\n<li>Tento pojem ozna\u010duje, \u010di je oble\u010denie alebo vybavenie vhodn\u00e9 na maskovanie proti no\u010dn\u00e9mu videniu. V podstate ide o to, \u010di maskovac\u00ed vzor na danom vybaven\u00ed <strong>si pod IR svetlom zachov\u00e1 svoje vlastnosti, alebo sa IR svetlo od materi\u00e1lu odraz\u00ed<\/strong> a vzor \u00faplne zmizne. \u010casto aj \u010dierna bunda m\u00f4\u017ee cez no\u010dn\u00e9 videnie vyzera\u0165 \u00faplne biela. R\u00f4zne materi\u00e1ly maj\u00fa r\u00f4znu odrazivos\u0165 IR spektra svetla. <strong>\u010c\u00edm viac svetla sa odr\u00e1\u017ea, t\u00fdm bielej\u0161\u00ed materi\u00e1l vyzer\u00e1.<\/strong><\/li>\n<li>Okrem samotn\u00e9ho materi\u00e1lu maj\u00fa r\u00f4zne maskovacie vzory aj r\u00f4znu \u00fa\u010dinnos\u0165 maskovania proti no\u010dn\u00e9mu videniu. \u00dalohu tu zohr\u00e1va rozl\u00ed\u0161enie zariadenia, ve\u013ekos\u0165 maskovacieho vzoru aj vzdialenos\u0165.<\/li>\n<li>Je d\u00f4le\u017eit\u00e9 skontrolova\u0165 si oble\u010denie cez no\u010dn\u00e9 videnie a ide\u00e1lne aj s pou\u017eit\u00edm IR pr\u00edsvitu.<\/li>\n<\/ul>\n<!-- COMING SOON SECTION FOR UNWRITTEN TOPICS -->\n<div class=\"ngs-coming-soon-box\" id=\"anchor-coming-soon\">\n<h2 style=\"margin-top: 0; border: none;\">U\u017e \u010doskoro \/ pracujeme na tom<\/h2>\n<p>Nasleduj\u00face t\u00e9my a sekcie pr\u00e1ve pripravujeme a \u010doskoro pribudn\u00fa:<\/p>\n<h3 style=\"font-size: 16px; margin-top: 20px;\">IR pr\u00edsvit<\/h3>\n<p><em>U\u017e \u010doskoro\u2026 Podrobn\u00fd popis IR pr\u00edsvitov a ich pou\u017eitia pri no\u010dnom viden\u00ed.<\/em><\/p>\n<h3 style=\"font-size: 16px; margin-top: 20px;\">Zaostrenie a dioptrick\u00e1 korekcia<\/h3>\n<p><em>U\u017e \u010doskoro\u2026 Inform\u00e1cie o nastaven\u00ed zaostrenia a dioptrickej korekcii.<\/em><\/p>\n<h3 style=\"font-size: 16px; margin-top: 20px;\">Technick\u00fd list<\/h3>\n<p><em>U\u017e \u010doskoro\u2026 Komplexn\u00fd n\u00e1vod, ako \u010d\u00edta\u0165 technick\u00e9 listy no\u010dn\u00e9ho videnia.<\/em><\/p>\n<h3 style=\"font-size: 16px; margin-top: 20px;\">Kontroln\u00fd zoznam kvality no\u010dn\u00e9ho videnia<\/h3>\n<p><em>U\u017e \u010doskoro\u2026 Kompletn\u00fd kontroln\u00fd zoznam na hodnotenie zariaden\u00ed no\u010dn\u00e9ho videnia.<\/em><\/p>\n<h3 style=\"font-size: 16px; margin-top: 20px;\">\u00dadr\u017eba zariaden\u00ed no\u010dn\u00e9ho videnia<\/h3>\n<p><em>U\u017e \u010doskoro\u2026 Pokyny a osved\u010den\u00e9 postupy pri \u00fadr\u017ebe vybavenia no\u010dn\u00e9ho videnia.<\/em><\/p>\n<h3 style=\"font-size: 16px; margin-top: 20px;\">Mo\u017enosti upevnenia<\/h3>\n<p><em>U\u017e \u010doskoro\u2026 Preh\u013ead r\u00f4znych dr\u017eiakov na prilbu a mo\u017enost\u00ed upevnenia.<\/em><\/p>\n<h3 style=\"font-size: 16px; margin-top: 20px;\">Protiz\u00e1va\u017eie a vyv\u00e1\u017eenie<\/h3>\n<p><em>U\u017e \u010doskoro\u2026 Tipy a postupy na spr\u00e1vne vyv\u00e1\u017eenie prilby protiz\u00e1va\u017e\u00edm.<\/em><\/p>\n<\/div>\n<div class=\"ngs-help-box\" style=\"margin-top: 40px;\">Ak potrebujete pom\u00f4c\u0165 s problematikou no\u010dn\u00e9ho videnia alebo <strong>poradi\u0165 pred k\u00fapou<\/strong>, pokojne <a href=\"\/sk\/contact\/\">n\u00e1s kontaktujte tu<\/a><\/div>\n<\/div>\n<\/div>\n            \n\n\n\n<div class=\"ngs-article\"><div class=\"ngs-qa-wrap\"><h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2><details class=\"ngs-qa\"><summary>\u010co znamen\u00e1 NVG?<\/summary><div class=\"ngs-qa-a\"><p>NVG znamen\u00e1 night vision goggles (okuliare no\u010dn\u00e9ho videnia) \u2013 zariadenie no\u010dn\u00e9ho videnia upevnen\u00e9 na hlave alebo prilbe. Pojem sa \u010dasto pou\u017e\u00edva pre ak\u00e9ko\u013evek anal\u00f3gov\u00e9 zariadenie no\u010dn\u00e9ho videnia s trubicou zosil\u0148ova\u010da obrazu.<\/p><\/div><\/details><details class=\"ngs-qa\"><summary>Ak\u00e9 typy no\u010dn\u00e9ho videnia existuj\u00fa?<\/summary><div class=\"ngs-qa-a\"><p>Hlavn\u00e9 typy s\u00fa anal\u00f3gov\u00e9 no\u010dn\u00e9 videnie (trubice zosil\u0148ova\u010da obrazu, Gen 1 a\u017e Gen 3), digit\u00e1lne no\u010dn\u00e9 videnie (sn\u00edma\u010d kamery a displej), termov\u00edzia (zachyt\u00e1va teplo) a f\u00fazne zariadenia, ktor\u00e9 sp\u00e1jaj\u00fa zosilnenie obrazu s termov\u00edziou.<\/p><\/div><\/details><details class=\"ngs-qa\"><summary>\u010co je SNR pri no\u010dnom viden\u00ed?<\/summary><div class=\"ngs-qa-a\"><p>SNR (pomer sign\u00e1lu k \u0161umu) opisuje, ak\u00fd \u010dist\u00fd zost\u00e1va obraz pri ve\u013emi slabom svetle. Vy\u0161\u0161ie SNR znamen\u00e1 menej vidite\u013en\u00e9ho \u0161umu (scintil\u00e1cie) v tmav\u00fdch nociach. Spolu s rozl\u00ed\u0161en\u00edm d\u00e1va FOM.<\/p><\/div><\/details><details class=\"ngs-qa\"><summary>\u010co je FOM pri no\u010dnom viden\u00ed?<\/summary><div class=\"ngs-qa-a\"><p>FOM (figure of merit) je rozl\u00ed\u0161enie v p\u00e1roch \u010diar na milimeter vyn\u00e1soben\u00e9 pomerom sign\u00e1lu k \u0161umu. Je to r\u00fdchly sp\u00f4sob porovnania trub\u00edc zosil\u0148ova\u010da obrazu \u2013 vy\u0161\u0161ie je vo v\u0161eobecnosti lep\u0161ie.<\/p><\/div><\/details><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>What does NVG mean? NVG stands for night vision goggles \u2013 a head- or helmet-mounted night vision device that lets you see in the dark with your hands free. In everyday use \u201cNVG\u201d often means any analog night vision device built around an image intensifier tube (IIT), whether a monocular such as the PVS-14, a [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-with-title","meta":{"footnotes":""},"class_list":["post-7768","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Night Vision Terminology - NightGearSolutions<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Night Vision Terminology - NightGearSolutions\" \/>\n<meta property=\"og:description\" content=\"What does NVG mean? NVG stands for night vision goggles \u2013 a head- or helmet-mounted night vision device that lets you see in the dark with your hands free. 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