{"id":24,"date":"2012-08-22T16:19:02","date_gmt":"2012-08-22T16:19:02","guid":{"rendered":"http:\/\/camerapedia.ro\/?p=24"},"modified":"2012-08-22T16:19:02","modified_gmt":"2012-08-22T16:19:02","slug":"diafragma","status":"publish","type":"post","link":"https:\/\/juverdeanu.ro\/blog\/diafragma","title":{"rendered":"Diafragma"},"content":{"rendered":"

O diafragm\u0103 (sau iris, sau diafragma irisului) este un mecanism dintr-o camer\u0103 de fotografiat prin a c\u0103rei deschideri se poate controla cantitatea de lumin\u0103 care trece prin lentil\u0103 \u0219i care expune filmul sau senzorul de imagine.<\/p>\n

O diafragm\u0103 poate avea mai multe forme, de la dispozitive foarte simple pentru camere cu film de tip \u201eindic\u0103 \u0219i trage\u201d, care au \u00een componen\u021b\u0103 dou\u0103 piese de metal, la cele mai complexe folosite \u00een camere de \u00eenalt\u0103 calitate care au mai multe lame aranjate \u00een cerc. Acest aranjament, care se mai nume\u0219te \u0219i iris, creeaz\u0103 o deschidere aproape circular\u0103 \u0219i poate fi setat dup\u0103 necesit\u0103\u021bi. Poate con\u021bine cel pu\u021bin cinci lame \u0219i cel mult 19. \u00cen aparatele cu un num\u0103r mai mic de lame ale diafragmei, chiar \u0219i\u00a0 forma deschiz\u0103turii (un pentagon sau un hexagon) poate fi v\u0103zut\u0103 \u00een fotografiile trase pe o lumin\u0103 puternic\u0103.<\/p>\n

\"\"<\/a><\/p>\n

De obicei, ajustarea deschiderii diafragmei este ajutat\u0103 de scara f-stop.<\/p>\n","protected":false},"excerpt":{"rendered":"

O diafragm\u0103 (sau iris, sau diafragma irisului) este un mecanism dintr-o camer\u0103 de fotografiat prin a c\u0103rei deschideri se poate controla cantitatea de lumin\u0103 care trece prin lentil\u0103 \u0219i care expune filmul sau senzorul de imagine. O diafragm\u0103 poate avea mai multe forme, de la dispozitive foarte simple pentru camere cu film de tip \u201eindic\u0103… Continu\u0103 lectura Diafragma<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2093],"tags":[2104,2105,2099,2092,2103,2100,2097],"yoast_head":"\nDiafragma foto<\/title>\n<meta name=\"description\" content=\"O diafragm\u0103 este un mecanism dintr-o camer\u0103 foto prin care se poate controla cantitatea de lumin\u0103 care trece prin lentil\u0103.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/juverdeanu.ro\/blog\/diafragma\" \/>\n<meta property=\"og:locale\" content=\"ro_RO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Diafragma foto\" \/>\n<meta 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