{"id":53317,"date":"2022-03-10T12:07:30","date_gmt":"2022-03-10T12:07:30","guid":{"rendered":"https:\/\/thermaldevices.eu\/srovnani-iray-nocniho-videni-a-termalniho-zobrazovani\/"},"modified":"2022-03-25T07:12:28","modified_gmt":"2022-03-25T07:12:28","slug":"srovnani-iray-nocniho-videni-a-termalniho-zobrazovani","status":"publish","type":"post","link":"https:\/\/thermaldevices.eu\/cs\/srovnani-iray-nocniho-videni-a-termalniho-zobrazovani\/","title":{"rendered":"Srovn\u00e1n\u00ed mezi no\u010dn\u00edm vid\u011bn\u00edm Iray a termoviz\u00ed"},"content":{"rendered":"

Srovn\u00e1n\u00ed mezi no\u010dn\u00edm vid\u011bn\u00edm Iray a termoviz\u00ed<\/p>\n

Term\u00e1ln\u00ed zobrazov\u00e1n\u00ed proti no\u010dn\u00edmu vid\u011bn\u00ed Iray<\/p>\n

\"\"<\/p>\n

B\u011bhem noci jsou pro n\u00e1s nejt\u011b\u017e\u0161\u00ed a nejnebezpe\u010dn\u011bj\u0161\u00ed chv\u00edle, proto\u017ee n\u00e1\u0161 zrak je siln\u011b omezen tmou; p\u0159esto pro ty, kte\u0159\u00ed mus\u00ed plnit sv\u00e9 \u00fakoly ve tm\u011b, nen\u00ed pro n\u011b no\u010dn\u00ed vid\u011bn\u00ed nic neobvykl\u00e9ho. V minulosti to byla technologie vojensk\u00e9 \u00farovn\u011b, kter\u00e1 se nyn\u00ed pou\u017e\u00edv\u00e1 pro \u0161pion\u00e1\u017en\u00ed filmy a tajn\u00e1 za\u0159\u00edzen\u00ed. Ot\u00e1zkou je, co p\u0159esn\u011b je no\u010dn\u00ed vid\u011bn\u00ed a jak se li\u0161\u00ed od jin\u00fdch hork\u00fdch p\u0159edm\u011bt\u016f?<\/p>\n

 <\/p>\n

Jak funguje no\u010dn\u00ed vid\u011bn\u00ed?<\/p>\n

\"\"<\/p>\n

Za\u0159\u00edzen\u00ed pro no\u010dn\u00ed vid\u011bn\u00ed vyu\u017e\u00edv\u00e1 stejnou technologii jako b\u011b\u017en\u00e9 kamery, ale s mnohem v\u011bt\u0161\u00edm zv\u011bt\u0161en\u00edm. Apar\u00e1t za\u0159\u00edzen\u00ed je schopen skenovat no\u010dn\u00ed prost\u0159ed\u00ed a zachytit ve\u0161ker\u00e9 sv\u011btlo, kter\u00e9 lze vid\u011bt. Tato sv\u011btla jsou n\u00e1sledn\u011b zes\u00edlena a zobrazena jako obr\u00e1zky v zelen\u00e9m odst\u00ednu. Jin\u00fd n\u00e1zev pro za\u0159\u00edzen\u00ed pro no\u010dn\u00ed vid\u011bn\u00ed je \u201ezesilova\u010de obrazu\u201c. Z osobn\u00edho hlediska je to pro n\u011b lep\u0161\u00ed, podrobn\u011bj\u0161\u00ed popis, proto\u017ee souvisej\u00edc\u00ed term\u00edn \u201eza\u0159\u00edzen\u00ed pro no\u010dn\u00ed vid\u011bn\u00ed\u201c lze pou\u017e\u00edt pro lupy obrazu, infra\u010derven\u00e9 kamery a termovizi, proto\u017ee v\u0161echny se pou\u017e\u00edvaj\u00ed k vid\u011bn\u00ed v noci.<\/p>\n

 <\/p>\n

Jak funguje termovize?<\/p>\n

\"\"<\/p>\n

Term\u00e1ln\u00ed no\u010dn\u00ed vid\u011bn\u00ed, zn\u00e1m\u00e9 tak\u00e9 jako infra\u010derven\u00e9 (IR) zobrazov\u00e1n\u00ed, je technologie, kter\u00e1 detekuje tepeln\u00e9 podpisy objekt\u016f pomoc\u00ed siln\u00fdch tepeln\u00fdch senzor\u016f. P\u0159ev\u00e1d\u00ed tepeln\u00e9 podpisy na vizu\u00e1ln\u00ed tepeln\u00fd obraz, p\u0159i\u010dem\u017e vy\u0161\u0161\u00ed tepeln\u00e9 podpisy jsou zd\u016frazn\u011bny sv\u011btlej\u0161\u00ed barvou. To usnad\u0148uje pozorov\u00e1n\u00ed objekt\u016f, proto\u017ee velk\u00fd kontrast z r\u016fzn\u00fdch oblast\u00ed je na sn\u00edmku intuitivn\u00ed. Tato technologie m\u00e1 \u0161irokou \u0161k\u00e1lu pou\u017eit\u00ed pro testov\u00e1n\u00ed HVAC, pozorov\u00e1n\u00ed prost\u0159ed\u00ed, term\u00e1ln\u00ed lov atd.<\/p>\n

\"\"<\/p>\n

Nejv\u011bt\u0161\u00ed v\u00fdhodou infra\u010derven\u00fdch zobrazovac\u00edch za\u0159\u00edzen\u00ed je, \u017ee nepot\u0159ebuj\u00ed \u017e\u00e1dn\u00fd extern\u00ed zdroj sv\u011btla a lze je pou\u017e\u00edt v n\u00e1ro\u010dn\u00fdch pov\u011btrnostn\u00edch podm\u00ednk\u00e1ch, jako jsou p\u00edse\u010dn\u00e9 bou\u0159e, lij\u00e1ky, smog atd. Termovizn\u00ed za\u0159\u00edzen\u00ed je schopno ve v\u011bt\u0161in\u011b p\u0159\u00edpad\u016f ukazovat d\u016fv\u011bryhodn\u00e9, ostr\u00e9 sn\u00edmky. D\u00edky t\u00e9to schopnosti jde o nejobl\u00edben\u011bj\u0161\u00ed technologii no\u010dn\u00edho vid\u011bn\u00ed. To jej odli\u0161uje od zbytku sv\u00e9 konkurence, tak\u017ee je bezkonkuren\u010dn\u00ed.<\/p>\n

 <\/p>\n

Term\u00e1ln\u00ed zobrazov\u00e1n\u00ed vs no\u010dn\u00ed vid\u011bn\u00ed<\/p>\n

Hlavn\u00ed rozd\u00edly mezi t\u011bmito dv\u011bma jsou n\u00e1sleduj\u00edc\u00ed:<\/p>\n

    \n
  1. Za prv\u00e9, term\u00e1ln\u00ed zobrazov\u00e1n\u00ed nevy\u017eaduje \u017e\u00e1dn\u00fd zdroj sv\u011btla na rozd\u00edl od no\u010dn\u00edho vid\u011bn\u00ed, kter\u00e9 ke spr\u00e1vn\u00e9mu fungov\u00e1n\u00ed vy\u017eaduje viditeln\u00e9 sv\u011btlo v t\u011bsn\u00e9 bl\u00edzkosti.<\/li>\n
  2. Termovize vyu\u017e\u00edv\u00e1 tepeln\u00e9 detektory k nalezen\u00ed teplotn\u00edch rozd\u00edl\u016f mezi objekty. No\u010dn\u00ed vid\u011bn\u00ed mezit\u00edm zv\u011bt\u0161uje viditeln\u00e9 sv\u011btlo, kter\u00e9 je bl\u00edzko.<\/li>\n
  3. Dal\u0161\u00edm rozd\u00edlem je, \u017ee no\u010dn\u00ed vid\u011bn\u00ed je omezeno vn\u011bj\u0161\u00edmi faktory, jako je po\u010das\u00ed (bou\u0159e, prach, mlha atd.). Termovize lze pou\u017e\u00edt za v\u0161ech pov\u011btrnostn\u00edch podm\u00ednek.<\/li>\n
  4. Tepeln\u00e9 zobrazov\u00e1n\u00ed transformuje tepeln\u00e9 podpisy do siln\u00fdch vizu\u00e1ln\u00edch obr\u00e1zk\u016f, kde objekty s v\u011bt\u0161\u00edmi tepeln\u00fdmi podpisy vypadaj\u00ed jasn\u011bji \u017elut\u00e9, oran\u017eov\u00e9 nebo \u010derven\u00e9. Pro srovn\u00e1n\u00ed, no\u010dn\u00ed vid\u011bn\u00ed zv\u011bt\u0161uje sv\u011btlo na obr\u00e1zku a p\u0159ev\u00e1d\u00ed ho na obr\u00e1zky se zelen\u00fdm odst\u00ednem<\/li>\n
  5. A kone\u010dn\u011b, no\u010dn\u00ed vid\u011bn\u00ed je technologie minulosti. V n\u011bkter\u00fdch situac\u00edch je st\u00e1le u\u017eite\u010dn\u00fd a je levn\u011bj\u0161\u00ed ne\u017e jin\u00e1 \u0159e\u0161en\u00ed, ale vizu\u00e1ln\u00ed kvalita je hor\u0161\u00ed. Na druhou stranu je termovize pln\u011b pokro\u010dil\u00e1 technologie, a p\u0159esto\u017ee je nyn\u00ed dra\u017e\u0161\u00ed ne\u017e jin\u00e1 \u0159e\u0161en\u00ed, zlep\u0161uje va\u0161i viditelnost v noci. Nav\u00edc je st\u00e1le dostupn\u011bj\u0161\u00ed.<\/li>\n<\/ol>\n

     <\/p>\n

    Pokud pl\u00e1nujete n\u00e1kup za\u0159\u00edzen\u00ed pro no\u010dn\u00ed vid\u011bn\u00ed, m\u011bli byste si vybrat termokameru, kter\u00e1 dok\u00e1\u017ee v\u00edce ne\u017e jen no\u010dn\u00ed vid\u011bn\u00ed: www.thermaldevices.eu<\/p>\n

     <\/p>\n

     <\/p>\n","protected":false},"excerpt":{"rendered":"

    Srovn\u00e1n\u00ed mezi no\u010dn\u00edm vid\u011bn\u00edm Iray a termoviz\u00ed Term\u00e1ln\u00ed zobrazov\u00e1n\u00ed proti no\u010dn\u00edmu vid\u011bn\u00ed Iray B\u011bhem noci jsou pro n\u00e1s nejt\u011b\u017e\u0161\u00ed a<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[853],"tags":[],"class_list":["post-53317","post","type-post","status-publish","format-standard","hentry","category-tipy-a-rady"],"_links":{"self":[{"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/posts\/53317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/comments?post=53317"}],"version-history":[{"count":0,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/posts\/53317\/revisions"}],"wp:attachment":[{"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/media?parent=53317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/categories?post=53317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/tags?post=53317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}