{"id":2083,"date":"2014-10-04T19:47:02","date_gmt":"2014-10-04T17:47:02","guid":{"rendered":"http:\/\/vincentfollezou.com\/wordpress\/?p=2083"},"modified":"2015-01-04T17:47:30","modified_gmt":"2015-01-04T16:47:30","slug":"metabones-speed-booster","status":"publish","type":"post","link":"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/","title":{"rendered":"Metabones Speed Booster"},"content":{"rendered":"<p><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2089\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/img_3875\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875.jpg?fit=4571%2C3119&amp;ssl=1\" data-orig-size=\"4571,3119\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.5&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark II&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412438263&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;24&quot;,&quot;iso&quot;:&quot;320&quot;,&quot;shutter_speed&quot;:&quot;0.008&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"IMG_3875\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875.jpg?fit=660%2C450&amp;ssl=1\" class=\"alignleft wp-image-2089 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875-1600x1091.jpg?resize=660%2C450&#038;ssl=1\" alt=\"IMG_3875\" width=\"660\" height=\"450\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875.jpg?resize=1600%2C1091&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875.jpg?resize=1024%2C698&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875.jpg?resize=700%2C477&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3875.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><\/p>\n<p>Un Speed Booster est un petit adapteur muni d&#8217;un verre, un peu comme un objectif. Cet adaptateur permet ici de contr\u00f4ler via le GH4 l&#8217;ouverture des objectifs Canon. L&#8217;\u00e9l\u00e9ment optique au centre de l&#8217;adaptateur permet de concentrer la lumi\u00e8re et d&#8217;\u00e9largir sa focal. Cela ce traduit par un objectif plus lumineux, un peu plus piqu\u00e9 et un focale un peu plus large sur un capteur de type Micro 4\/3. Ainsi un objectif full frame 24mm ne<br \/>\ndevient pas un 48mm mais un 34mm sur un capteur Micro 4\/3.<\/p>\n<figure id=\"attachment_2088\" aria-describedby=\"caption-attachment-2088\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2088\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/img_3880\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880.jpg?fit=4195%2C2797&amp;ssl=1\" data-orig-size=\"4195,2797\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;3.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark II&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412438414&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;24&quot;,&quot;iso&quot;:&quot;320&quot;,&quot;shutter_speed&quot;:&quot;0.025&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"IMG_3880\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2088 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880-1600x1066.jpg?resize=660%2C439&#038;ssl=1\" alt=\"IMG_3880\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3880.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2088\" class=\"wp-caption-text\">Le Speed Booster est livr\u00e9e avec une boite pour le prot\u00e9ger.<\/figcaption><\/figure>\n<figure id=\"attachment_2084\" aria-describedby=\"caption-attachment-2084\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2084\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/img_3881\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881.jpg?fit=5616%2C3744&amp;ssl=1\" data-orig-size=\"5616,3744\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;3.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark II&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412438431&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;24&quot;,&quot;iso&quot;:&quot;320&quot;,&quot;shutter_speed&quot;:&quot;0.025&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"IMG_3881\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2084 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881-1600x1066.jpg?resize=660%2C439&#038;ssl=1\" alt=\"IMG_3881\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3881.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2084\" class=\"wp-caption-text\">le Speed Booster est parfaitement bien cal\u00e9 dans sa boite, 2 cl\u00e9s sont livr\u00e9es avec.<\/figcaption><\/figure>\n<figure id=\"attachment_2085\" aria-describedby=\"caption-attachment-2085\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2085\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/img_3887\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887.jpg?fit=5616%2C3744&amp;ssl=1\" data-orig-size=\"5616,3744\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;3.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark II&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412441820&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;40&quot;,&quot;iso&quot;:&quot;320&quot;,&quot;shutter_speed&quot;:&quot;0.003125&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"IMG_3887\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2085 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887-1600x1066.jpg?resize=660%2C439&#038;ssl=1\" alt=\"IMG_3887\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3887.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2085\" class=\"wp-caption-text\">Speed Booster &amp; Canon EF 24mm f1.4L<\/figcaption><\/figure>\n<figure id=\"attachment_2086\" aria-describedby=\"caption-attachment-2086\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2086\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/img_3886\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886.jpg?fit=5616%2C3744&amp;ssl=1\" data-orig-size=\"5616,3744\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;3.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark II&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412441792&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;24&quot;,&quot;iso&quot;:&quot;320&quot;,&quot;shutter_speed&quot;:&quot;0.002&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"IMG_3886\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2086 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886-1600x1066.jpg?resize=660%2C439&#038;ssl=1\" alt=\"IMG_3886\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/IMG_3886.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2086\" class=\"wp-caption-text\">Speed Booster &amp; Canon EF 40mm f2.8<\/figcaption><\/figure>\n<p>Avoir un Speed Booster permet de transformer le 24mm en 34mm et non pas en 48mm comme le voudrait le passage au Micro 4\/3. Le Speed Booster permet notamment de gagner en piqu\u00e9 et d&#8217;avoir un diaph de lumi\u00e8re en plus. Cela transforme donc le Canon EF 24mm f1.4L en 34mm f1.0.<\/p>\n<figure id=\"attachment_2102\" aria-describedby=\"caption-attachment-2102\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2102\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/olympus_17mm-f28\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.8&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443316&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;17&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Olympus_17mm-f2,8\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2102 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28-1600x1066.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Olympus_17mm-f2,8\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Olympus_17mm-f28.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2102\" class=\"wp-caption-text\">Olympus 17mm @ f2,8<\/figcaption><\/figure>\n<figure id=\"attachment_2093\" aria-describedby=\"caption-attachment-2093\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2093\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/canon_sb_24mm-f28\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.8&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443416&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;17&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.008&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Canon_SB_24mm-f2,8\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2093 size-medium\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28-1024x682.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Canon_SB_24mm-f2,8\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Canon_SB_24mm-f28.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2093\" class=\"wp-caption-text\">Speed Booster &amp; Canon 24mm @ f2,8<\/figcaption><\/figure>\n<p>Dans le cas du Nikon 55mm f1.2 l&#8217;utilisation du\u00a0Speed Booster le transforme en 78mm f0,90, un objectif de fou. Je pensais pouvoir utiliser mon 50mm f1.2 qui est plus piqu\u00e9 que le 55mm mais malheusement il n&#8217;est pas compatible avec le\u00a0Speed Booster sans devoir le modifier.<\/p>\n<p>Ci- dessous quelques exemples avec un Nikon 55mm f1.2. L&#8217;objectif est utilis\u00e9 un premier cas avec un adaptateur Metabones Nikon-&gt;Micro 4\/3 puis dans la deuxi\u00e8me s\u00e9rie l&#8217;objectif est mont\u00e9 sur une bague Canon puis mont\u00e9 sur le Speed Booster.<\/p>\n<figure id=\"attachment_2094\" aria-describedby=\"caption-attachment-2094\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a style=\"font-weight: 600; text-align: center;\" href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2094\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/nikon_55mm-f12\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443851&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.002&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Nikon_55mm-f1,2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2094 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12-1600x1066.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Nikon_55mm-f1,2\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f12.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2094\" class=\"wp-caption-text\">Nikon 55mm @ f1,2<\/figcaption><\/figure>\n<figure id=\"attachment_2096\" aria-describedby=\"caption-attachment-2096\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2096\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/nikon_55mm-f2\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443832&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.00625&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Nikon_55mm-f2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2096 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2-1600x1066.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Nikon_55mm-f2\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f2.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2096\" class=\"wp-caption-text\">Nikon 55mm @ f2<\/figcaption><\/figure>\n<figure id=\"attachment_2095\" aria-describedby=\"caption-attachment-2095\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2095\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/nikon_55mm-f28\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443815&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Nikon_55mm-f2,8\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2095 size-large\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28-1600x1066.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Nikon_55mm-f2,8\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f28.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2095\" class=\"wp-caption-text\">Nikon 55mm @ f2,8<\/figcaption><\/figure>\n<figure id=\"attachment_2097\" aria-describedby=\"caption-attachment-2097\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2097\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/nikon_55mm-f56\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443767&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.0166666666667&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Nikon_55mm-f5,6\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2097 size-medium\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56-1024x682.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Nikon_55mm-f5,6\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_55mm-f56.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2097\" class=\"wp-caption-text\">Nikon 55mm @ f5,6<\/figcaption><\/figure>\n<figure id=\"attachment_2098\" aria-describedby=\"caption-attachment-2098\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2098\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/nikon_sb_55mm-f12\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443632&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.000625&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Nikon_SB_55mm-f1,2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2098 size-medium\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12-1024x682.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Nikon_SB_55mm-f1,2\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f12.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2098\" class=\"wp-caption-text\">Speed Booster &amp; Nikon 55mm @ f1,2<\/figcaption><\/figure>\n<figure id=\"attachment_2100\" aria-describedby=\"caption-attachment-2100\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2100\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/nikon_sb_55mm-f2\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443662&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.002&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Nikon_SB_55mm-f2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2100 size-medium\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2-1024x682.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Nikon_SB_55mm-f2\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f2.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2100\" class=\"wp-caption-text\">Speed Booster &amp; Nikon 55mm @ f2<\/figcaption><\/figure>\n<figure id=\"attachment_2099\" aria-describedby=\"caption-attachment-2099\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2099\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/nikon_sb_55mm-f28\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443684&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.002&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Nikon_SB_55mm-f2,8\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2099 size-medium\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28-1024x682.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Nikon_SB_55mm-f2,8\" width=\"660\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f28.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2099\" class=\"wp-caption-text\">Speed Booster &amp; Nikon 55mm @ f2,8<\/figcaption><\/figure>\n<figure id=\"attachment_2101\" aria-describedby=\"caption-attachment-2101\" style=\"width: 660px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56.jpg?ssl=1\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2101\" data-permalink=\"https:\/\/vincentfollezou.com\/wordpress\/2014\/10\/04\/metabones-speed-booster\/nikon_sb_55mm-f56\/\" data-orig-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56.jpg?fit=4608%2C3072&amp;ssl=1\" data-orig-size=\"4608,3072\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;DMC-GH4&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1412443700&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.025&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Nikon_SB_55mm-f5,6\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56.jpg?fit=660%2C440&amp;ssl=1\" class=\"wp-image-2101 size-medium\" src=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56-1024x682.jpg?resize=660%2C439&#038;ssl=1\" alt=\"Nikon_SB_55mm-f5,6\" width=\"660\"\nheight=\"439\" srcset=\"https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56.jpg?resize=1600%2C1066&amp;ssl=1 1600w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56.jpg?resize=700%2C466&amp;ssl=1 700w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56.jpg?w=1320&amp;ssl=1 1320w, https:\/\/i0.wp.com\/vincentfollezou.com\/wordpress\/wp-content\/uploads\/2014\/10\/Nikon_SB_55mm-f56.jpg?w=1980&amp;ssl=1 1980w\" sizes=\"(max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2101\" class=\"wp-caption-text\">Speed Booster &amp; Nikon 55mm @ f5,6<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Un Speed Booster est un petit adapteur muni d&#8217;un verre, un peu comme un objectif. Cet adaptateur permet ici de contr\u00f4ler via le GH4 l&#8217;ouverture des objectifs Canon. L&#8217;\u00e9l\u00e9ment optique au centre de l&#8217;adaptateur permet de concentrer la lumi\u00e8re et d&#8217;\u00e9largir sa focal. 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