{"id":63634,"date":"2022-09-16T06:12:57","date_gmt":"2022-09-16T06:12:57","guid":{"rendered":"https:\/\/thermaldevices.eu\/pixel-size-glossary-thermal-devices\/"},"modified":"2023-07-28T16:44:21","modified_gmt":"2023-07-28T16:44:21","slug":"pixel-size-glossary-thermal-devices","status":"publish","type":"post","link":"https:\/\/thermaldevices.eu\/cs\/pixel-size-glossary-thermal-devices\/","title":{"rendered":"Velikost pixel\u016f &#8211; Slovn\u00edk &#8211; tepeln\u00e1 za\u0159\u00edzen\u00ed"},"content":{"rendered":"<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Rozli\u0161en\u00ed a n\u00e1sledn\u011b i jasnost obrazu se zlep\u0161uje se sni\u017euj\u00edc\u00ed se velikost\u00ed pixel\u016f a zvy\u0161uj\u00edc\u00edm se po\u010dtem pixel\u016f. <\/span><span style=\"vertical-align: inherit;\">Nejmen\u0161\u00ed homogenn\u00ed kousek barvy, kter\u00fd tvo\u0159\u00ed po\u010d\u00edta\u010dov\u00fd obr\u00e1zek, se naz\u00fdv\u00e1 pixel. <\/span><span style=\"vertical-align: inherit;\">P\u0159ibl\u00ed\u017een\u00edm kter\u00e9hokoli z obr\u00e1zk\u016f m\u016f\u017eete vid\u011bt pixely, kter\u00e9 umo\u017e\u0148uj\u00ed vyvol\u00e1n\u00ed obr\u00e1zku. <\/span><span style=\"vertical-align: inherit;\">O\u010dim se jev\u00ed jako mal\u00e9 obd\u00e9ln\u00edky nebo \u010dtverce v \u010dern\u00e9, b\u00edl\u00e9 nebo r\u016fzn\u00fdch odst\u00ednech \u0161ed\u00e9.<\/span><\/span><\/p>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Mno\u017estv\u00ed sv\u011btla absorbovan\u00e9ho fotocitliv\u00fdmi slo\u017ekami se zvy\u0161uje s velikost\u00ed pixel\u016f, co\u017e m\u00e1 za n\u00e1sledek lep\u0161\u00ed citlivost bez zkreslen\u00ed nebo ni\u017e\u0161\u00ed kvalitu obrazu. <\/span><span style=\"vertical-align: inherit;\">Krom\u011b toho, jak vysok\u00fd kontrast jsou zobrazeny, z\u00e1vis\u00ed na velikosti pixelu. <\/span><span style=\"vertical-align: inherit;\">Lep\u0161\u00edho rozli\u0161en\u00ed je dosa\u017eeno na \u00fakor citlivosti a zmen\u0161en\u00ed velikosti. <\/span><span style=\"vertical-align: inherit;\">Citlivost se s rostouc\u00ed velikost\u00ed zlep\u0161uje, ale rozli\u0161en\u00ed kles\u00e1.<\/span><\/span><\/p>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Rozmanitost barev nebo odst\u00edn\u016f \u0161ed\u00e9, kter\u00e9 lze zobrazit na barevn\u00fdch monitorech, z\u00e1vis\u00ed na tom, kolik bit\u016f je vyu\u017eito k reprezentaci ka\u017ed\u00e9ho pixelu. <\/span><span style=\"vertical-align: inherit;\">Ka\u017ed\u00fd pixel tvo\u0159\u00ed t\u0159i bu\u0148ky: jedna \u010derven\u00e1, jedna modr\u00e1 a jedna zelen\u00e1. <\/span><span style=\"vertical-align: inherit;\">V\u0161ichni tito sd\u00edlej\u00ed stejn\u00fd bod. <\/span><span style=\"vertical-align: inherit;\">Rozli\u0161en\u00ed obrazu ur\u010duje jeho kvalitu.<\/span><\/span><\/p>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Nej\u010dast\u011bji je pixel vyj\u00e1d\u0159en 8 bity (28 barev), 24 bity (224 barev, 8 bit\u016f pro ka\u017ed\u00fd barevn\u00fd kan\u00e1l) nebo 48 bity (248 barev); <\/span><span style=\"vertical-align: inherit;\">Je\u0161t\u011b v\u011bt\u0161\u00ed hloubky se pou\u017e\u00edvaj\u00ed p\u0159i profesion\u00e1ln\u00ed digitalizaci obrazu a profesion\u00e1ln\u00ed fotografii, kde jsou v\u017edy uv\u00e1d\u011bny jako bitov\u00e9 hodnoty na barevn\u00fd kan\u00e1l, nikoli jako sou\u010det v\u0161ech 3 kan\u00e1l\u016f. <\/span><span style=\"vertical-align: inherit;\">Prvn\u00ed mo\u017enost je nejb\u011b\u017en\u011bj\u0161\u00ed, p\u0159i\u010dem\u017e 8bit je vyhrazen pro vysoce kvalitn\u00ed fotografie, kter\u00e9 jsou dostupn\u00e9 pouze v odst\u00ednech \u0161ed\u00e9 nebo s 256 barvami v palet\u011b pro \u0161patnou kvalitu barev; <\/span><span style=\"vertical-align: inherit;\">24-bit je nejobl\u00edben\u011bj\u0161\u00ed a vysoce kvalitn\u00ed a pou\u017e\u00edv\u00e1 se ve v\u011bt\u0161in\u011b fotografick\u00fdch obr\u00e1zk\u016f.<\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-58913\" src=\"https:\/\/thermaldevices.eu\/wp-content\/uploads\/2022\/09\/\u0415\u043a\u0440\u0430\u043d\u043d\u0430-\u0441\u043d\u0438\u043c\u043a\u0430-2022-08-19-102450.png\" alt=\"Velikost pixel\u016f tepeln\u00fdch za\u0159\u00edzen\u00ed\" width=\"300\" height=\"225\" srcset=\"https:\/\/thermaldevices.eu\/wp-content\/uploads\/2022\/09\/\u0415\u043a\u0440\u0430\u043d\u043d\u0430-\u0441\u043d\u0438\u043c\u043a\u0430-2022-08-19-102450.png 531w, https:\/\/thermaldevices.eu\/wp-content\/uploads\/2022\/09\/\u0415\u043a\u0440\u0430\u043d\u043d\u0430-\u0441\u043d\u0438\u043c\u043a\u0430-2022-08-19-102450-300x225.png 300w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rozli\u0161en\u00ed a n\u00e1sledn\u011b i jasnost obrazu se zlep\u0161uje se sni\u017euj\u00edc\u00ed se velikost\u00ed pixel\u016f a zvy\u0161uj\u00edc\u00edm se po\u010dtem pixel\u016f. Nejmen\u0161\u00ed homogenn\u00ed<\/p>\n","protected":false},"author":1,"featured_media":58915,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[853],"tags":[],"class_list":["post-63634","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tipy-a-rady"],"_links":{"self":[{"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/posts\/63634","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=63634"}],"version-history":[{"count":0,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/posts\/63634\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/media\/58915"}],"wp:attachment":[{"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/media?parent=63634"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/categories?post=63634"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thermaldevices.eu\/cs\/wp-json\/wp\/v2\/tags?post=63634"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}