{"id":5475,"date":"2012-03-26T08:03:18","date_gmt":"2012-03-26T15:03:18","guid":{"rendered":"http:\/\/wkoopmans.ca\/notebook\/?p=5475"},"modified":"2012-03-26T07:04:26","modified_gmt":"2012-03-26T14:04:26","slug":"wide-angle-diy-lens-the-plumbers-crack","status":"publish","type":"post","link":"https:\/\/wkoopmans.ca\/notebook\/?p=5475","title":{"rendered":"Wide angle DIY lens &#8220;The plumbers crack&#8221;"},"content":{"rendered":"<p><span class=\"frame-outer  alignnone size-full wp-image-5488\"><span><span><span><span><a href=\"http:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/Wkoopmans_Plumbers_Crack_lens-3106.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5488\" title=\"Wkoopmans_Plumbers_Crack_lens-3106\" src=\"http:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/Wkoopmans_Plumbers_Crack_lens-3106.jpg\" alt=\"\" width=\"415\" height=\"305\" srcset=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/Wkoopmans_Plumbers_Crack_lens-3106.jpg 1000w, https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/Wkoopmans_Plumbers_Crack_lens-3106-300x220.jpg 300w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><\/span><\/span><\/span><\/span><\/span><\/p>\n<p>So after creating the worlds<a href=\"http:\/\/wkoopmans.ca\/notebook\/?p=5334\"> thinnest pancake <\/a>lens I thought I would try my hand at making a wide-angle lens.\u00a0 The first thing I should mention is that the image quality is on par with the cost and I think I spent about $5 total making this lens.\u00a0 This is possible because a certain percentage of the cameras that I acquire are dysfunctional so they end up being disassembled for their bits.\u00a0 It&#8217;s those bits that I use to make other things such as this lens.\u00a0 I did need to buy a $2.69 piece of ABC plumbing in order to make the body of the lens.\u00a0<\/p>\n<p><span class=\"frame-outer  alignnone size-full wp-image-5487\"><span><span><span><span><a href=\"http:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/DSCN4811.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5487\" title=\"DSCN4811\" src=\"http:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/DSCN4811.jpg\" alt=\"\" width=\"415\" height=\"311\" srcset=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/DSCN4811.jpg 1000w, https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/DSCN4811-300x225.jpg 300w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><\/span><\/span><\/span><\/span><\/span><\/p>\n<p>While I don&#8217;t know exactly where these lens elements came from, they are essentially the rear elements from two point and shoot cameras, one of them turned around to become the front group.\u00a0 Realistically your not going to be able to deal with most of the distortion when you do something like this so why fight it.\u00a0 This is the look of this lens take it or leave it.\u00a0 It turns out to be about a 15mm lens with\u00a0horific yet\u00a0wonderful barrel distortion.\u00a0 I haven&#8217;t determined the angle of view yet or the aperture which is always wide open in this version.\u00a0\u00a0 Everything is rendered in a semi focused state no matter how near or far.\u00a0 Maybe there will be a Mark II version that performs a little better or maybe not as this is my digital Holga.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 50%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-5475 gallery-columns-2 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0138.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0138-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0135.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0135-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0118.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0118-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0117.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0117-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0113.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0113-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0110.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0110-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0095.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0095-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0094.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0094-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0089.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0089-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0081.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/K7_0081-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/Wkoopmans_Plumbers_Crack_lens-3106.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/Wkoopmans_Plumbers_Crack_lens-3106-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<span class=\"frame-outer  attachment-thumbnail size-thumbnail\"><span><span><span><span><a href='https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/DSCN4811.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/wkoopmans.ca\/notebook\/wp-content\/uploads\/2012\/03\/DSCN4811-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a><\/span><\/span><\/span><\/span><\/span>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>So after creating the worlds thinnest pancake lens I thought I would try my hand at making a wide-angle lens.\u00a0 The first thing I should mention is that the image quality is on par with the cost and I think I spent about $5 total making this lens.\u00a0 This is possible because a certain percentage [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36,6],"tags":[19,264,51,52,265],"class_list":["post-5475","post","type-post","status-publish","format-standard","hentry","category-cameras","category-photography","tag-camera","tag-diy","tag-lens","tag-pentax","tag-wideangle"],"_links":{"self":[{"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=\/wp\/v2\/posts\/5475"}],"collection":[{"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5475"}],"version-history":[{"count":6,"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=\/wp\/v2\/posts\/5475\/revisions"}],"predecessor-version":[{"id":5493,"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=\/wp\/v2\/posts\/5475\/revisions\/5493"}],"wp:attachment":[{"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5475"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wkoopmans.ca\/notebook\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}