{"id":65,"date":"2006-03-01T19:46:05","date_gmt":"2006-03-02T00:46:05","guid":{"rendered":"http:\/\/photondetector.com\/blog\/2006\/03\/01\/resolving-power-record-with-zeiss-2825-zm-lens\/"},"modified":"2006-03-03T21:43:57","modified_gmt":"2006-03-04T02:43:57","slug":"zm-resolving-power","status":"publish","type":"post","link":"https:\/\/photondetector.com\/blog\/2006\/03\/01\/zm-resolving-power\/","title":{"rendered":"Resolving power record with Zeiss 2.8\/25 ZM lens"},"content":{"rendered":"<div id=\"fb-root\"><\/div>\n<p>Apparently Zeiss&#8217; Biogon T* 2.8\/25 ZM lens for Leica M is ludicrous in at least one department.<\/p>\n<p>From issue 24 of <a href=\"http:\/\/www.zeiss.com\/cln\">Zeiss Camera Lens News<\/a>, released today:<\/p>\n<p>&quot;The result was a whopping 400 lp\/mm on film, recorded with the Biogon 25 at f\/4 in the center of the image. This value, 400 lp\/mm, corresponds to the maximum resolution theoretically possible at f\/4; in other words it represents the calculated &#8216;diffraction limited&#8217; performance at this aperture&#8230;&quot;<\/p>\n<p><a href=\"http:\/\/www.zeiss.com\/c12567a8003b58b9\/contents-frame\/098729cea9ef2428c1257118005d1d20\">Continue reading at Zeiss.com<\/a><\/p>\n<p>Um, seriously: holy shit.<\/p>\n<p>Of course this is only one specification, and I&#8217;d personally be more interested in rectilinearity (the lack of which drives me utterly batshit when I&#8217;m after sharp photos) and chromatic aberration, but this is just insanely impressive.<\/p>\n<p>(lp\/mm = line pairs per millimeter)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apparently Zeiss&#8217; Biogon T* 2.8\/25 ZM lens for Leica M is ludicrous in at least one department. From issue 24 of Zeiss Camera Lens News, released today: &quot;The result was a whopping 400 lp\/mm on film, recorded with the Biogon 25 at f\/4 in the center of the image. This value, 400 lp\/mm, corresponds to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,5],"tags":[38,200,988,991,1063,1480,1481,1916,1924],"class_list":["post-65","post","type-post","status-publish","format-standard","hentry","category-kit","category-product-news","tag-400-lp-mm","tag-biogon","tag-leica","tag-lens","tag-m-mount","tag-resolution","tag-resolving-power","tag-zeiss","tag-zm"],"_links":{"self":[{"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/posts\/65","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/comments?post=65"}],"version-history":[{"count":0,"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/posts\/65\/revisions"}],"wp:attachment":[{"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/media?parent=65"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/categories?post=65"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/photondetector.com\/blog\/wp-json\/wp\/v2\/tags?post=65"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}<!-- WP Super Cache is installed but broken. The constant WPCACHEHOME must be set in the file wp-config.php and point at the WP Super Cache plugin directory. -->