{"id":12111,"date":"2021-02-11T17:40:28","date_gmt":"2021-02-11T16:40:28","guid":{"rendered":"http:\/\/uppsalabilder.se\/?p=12111"},"modified":"2021-05-29T09:37:02","modified_gmt":"2021-05-29T07:37:02","slug":"glasnegativ-sa-skora","status":"publish","type":"post","link":"https:\/\/uppsalabilder.se\/?p=12111","title":{"rendered":"Glasnegativ, s\u00e5 sk\u00f6ra"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>N\u00e4r jag hanterar gamla fotografiska glaspl\u00e5tar f\u00f6rs\u00f6ker jag t\u00e4nka mig tillbaka till tiden d\u00e5 fotografen stod d\u00e4r med sin stora kamera p\u00e5 stativ. N\u00e4r han st\u00e4ller in sk\u00e4rpan p\u00e5 mattskivan. Uppskattar ljusets styrka i f\u00f6rh\u00e5llande till vilken bl\u00e4ndare och exponeringstid han skall v\u00e4lja. Ja det \u00e4r en tidsresa man g\u00f6r&#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fotografen brukar ju s\u00e4llan sj\u00e4lv vara med p\u00e5 bilden. Av f\u00f6rklarliga sk\u00e4l s\u00e5 \u00e4r det ju fotografens uppgift att se till att portr\u00e4ttet blir s\u00e5 bra som m\u00f6jligt. Inte minst det tekniska med exponering och framkallning. Men nog hade det varit roligt att f\u00e5 se hur fotografen s\u00e5g ut och hur han var kl\u00e4dd. Hur s\u00e5g hans kamera ut&#8230; Ja&#8230; det finns m\u00e5nga fr\u00e5getecken n\u00e4r man ser ett gammalt fotografi. I det h\u00e4r fallet \u00e4r fotografen helt ok\u00e4nd. Jag har f\u00f6rs\u00f6kt att komma fram till ett m\u00f6jligt namn. Men inte lyckats. <\/p>\n\n\n\n<div class=\"wp-block-image is-style-default\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"737\" height=\"1024\" data-attachment-id=\"12112\" data-permalink=\"https:\/\/uppsalabilder.se\/?attachment_id=12112\" data-orig-file=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?fit=1474%2C2048&amp;ssl=1\" data-orig-size=\"1474,2048\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;13&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5DS R&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1613056758&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;100&quot;,&quot;iso&quot;:&quot;100&quot;,&quot;shutter_speed&quot;:&quot;2.5&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"REP_210211_0460\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?fit=737%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?resize=737%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-12112\" srcset=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?resize=737%2C1024&amp;ssl=1 737w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?resize=216%2C300&amp;ssl=1 216w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?resize=768%2C1067&amp;ssl=1 768w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?resize=1106%2C1536&amp;ssl=1 1106w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?resize=43%2C60&amp;ssl=1 43w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?w=1474&amp;ssl=1 1474w\" sizes=\"auto, (max-width: 737px) 100vw, 737px\" \/><\/a><figcaption>Familjeportr\u00e4tt. Fotografen \u00e4r ok\u00e4nd. Men troligt \u00e4r att fotografiet \u00e4r taget n\u00e5gonstans i trakterna kring Boden, Kiruna, Haparanda. Fotografiet \u00e4r ett glasnegativ 13&#215;18 cm.<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Fotografierna h\u00e4r \u00e4r tv\u00e5 gamla glanspl\u00e5tar som \u00e4r 13&#215;18 cm stora. Dom har legat i en gammal pappkartong vilket gjort att dom \u00e4r slitna och smutsiga. 13&#215;18 cm&#8230; D\u00e5 kan ni t\u00e4nka er hur stor kamera fotografen m\u00e5ste haft med sig. Glaspl\u00e5tarna \u00e4r s\u00e5 kallade &#8221;torr-pl\u00e5tar&#8221; (Gelatin Dry Plate) vilket gjorde det betydligt l\u00e4ttare f\u00f6r fotografer f\u00f6rr i tiden att \u00e5ka runt bland byar och st\u00e4der och fotografera. I och med att man anv\u00e4nde &#8221;torr-pl\u00e5tar&#8221; slapp fotografen ha med sig hela m\u00f6rkrummet. Med kemikalier och v\u00e4tskor. Vilket fotografen var tvungen under tiden det bara fanns &#8221;v\u00e5t-pl\u00e5tar&#8221;.<\/p>\n\n\n\n<div class=\"wp-block-image is-style-default\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"738\" height=\"1024\" data-attachment-id=\"12113\" data-permalink=\"https:\/\/uppsalabilder.se\/?attachment_id=12113\" data-orig-file=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?fit=1476%2C2048&amp;ssl=1\" data-orig-size=\"1476,2048\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;13&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5DS R&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1613056970&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;100&quot;,&quot;iso&quot;:&quot;100&quot;,&quot;shutter_speed&quot;:&quot;2.5&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"REP_210211_0464\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?fit=738%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?resize=738%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-12113\" srcset=\"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?resize=738%2C1024&amp;ssl=1 738w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?resize=216%2C300&amp;ssl=1 216w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?resize=768%2C1066&amp;ssl=1 768w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?resize=1107%2C1536&amp;ssl=1 1107w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?resize=43%2C60&amp;ssl=1 43w, https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0464.jpg?w=1476&amp;ssl=1 1476w\" sizes=\"auto, (max-width: 738px) 100vw, 738px\" \/><\/a><figcaption>Portr\u00e4tt. Fotografen ok\u00e4nd. Men troligt \u00e4r att fotografiet \u00e4r taget n\u00e5gonstans i trakterna kring Boden, Kiruna, Haparanda. Fotografiet \u00e4r ett glasnegativ 13&#215;18 cm.<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Det har funnits en hel del olika metoder f\u00f6r att framst\u00e4lla fotografier fr\u00e5n fotografins begynnelse, n\u00e5gon g\u00e5ng p\u00e5 1840 talet och fram till idag. \u00c4r man inte van vid att se vilken metod som fotografen anv\u00e4nt finns det hj\u00e4lpmedel d\u00e4r man stegvis kan komma fram till r\u00e4tt fotografisk metod. Platsen heter Graphics Atlas och hittas p\u00e5 adressen <a rel=\"noreferrer noopener\" href=\"http:\/\/www.graphicsatlas.org\/\" target=\"_blank\">www.graphicsatlas.org<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u00e4r jag hanterar gamla fotografiska glaspl\u00e5tar f\u00f6rs\u00f6ker jag t\u00e4nka mig tillbaka till tiden d\u00e5 fotografen stod d\u00e4r med sin stora<\/p>\n<p><a href=\"https:\/\/uppsalabilder.se\/?p=12111\" class=\"more-link\">Forts\u00e4tt l\u00e4sa<span class=\"screen-reader-text\">Glasnegativ, s\u00e5 sk\u00f6ra<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":12112,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_seo_schema_type":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[19,20],"tags":[],"class_list":["post-12111","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kultur-historia","category-nyheter"],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/p6ZE1p-39l","jetpack_featured_media_url":"https:\/\/i0.wp.com\/uppsalabilder.se\/wp-content\/uploads\/2021\/02\/REP_210211_0460.jpg?fit=1474%2C2048&ssl=1","_links":{"self":[{"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=\/wp\/v2\/posts\/12111","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12111"}],"version-history":[{"count":8,"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=\/wp\/v2\/posts\/12111\/revisions"}],"predecessor-version":[{"id":12318,"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=\/wp\/v2\/posts\/12111\/revisions\/12318"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=\/wp\/v2\/media\/12112"}],"wp:attachment":[{"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/uppsalabilder.se\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}