{"id":141553,"date":"2026-11-06T07:27:26","date_gmt":"2026-11-06T06:27:26","guid":{"rendered":"https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/"},"modified":"2026-11-06T07:27:26","modified_gmt":"2026-11-06T06:27:26","slug":"irix-11mm-f-4-0-firefly-lens-for-pentax","status":"publish","type":"product","link":"https:\/\/cinegear.nl\/it\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/","title":{"rendered":"Irix 11mm f\/4.0 Firefly Lens for Pentax"},"content":{"rendered":"<div class=\"row\"  id=\"row-751581037\">\n\n\t<div id=\"col-1648044641\" class=\"col medium-2 small-12 large-2\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-1846003431\" class=\"text\">\n\t\t\n<h3><strong>Panoramica<\/strong><\/h3>\n\t\t\n<style>\n#text-1846003431 {\n  font-size: 1.2rem;\n}\n@media (min-width:550px) {\n  #text-1846003431 {\n    font-size: 1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1648044641 > .col-inner {\n  padding: 0px 0px 0px 0px;\n  margin: 0px 0px -20px 0px;\n}\n@media (min-width:550px) {\n  #col-1648044641 > .col-inner {\n    padding: 0px 0px 0px 0px;\n    margin: 0px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n\t<div id=\"col-1308426115\" class=\"col medium-10 small-12 large-10\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-927945098\" class=\"text\">\n\t\t\n<p>The Irix 11mm f\/4 Firefly is an ultra-wide prime lens with a Pentax K mount and full-frame format coverage. Its optical design combines aspherical, extra-low dispersion and high-refractive index elements to help reduce color fringing, chromatic and spherical aberrations, and distortion.<\/p>\n<p>The lens features a Neutrino coating to limit flare and ghosting, along with manual focus operation, focus lock, depth-of-field and focus-distance scales, and a weather-sealed ABS plastic housing.<\/p>\n\t\t\n<style>\n#text-927945098 {\n  font-size: 0.9rem;\n}\n@media (min-width:550px) {\n  #text-927945098 {\n    font-size: 1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1308426115 > .col-inner {\n  padding: 0px 0px 0px 0px;\n  margin: 0px 0px -30px 0px;\n}\n@media (min-width:550px) {\n  #col-1308426115 > .col-inner {\n    padding: 0px 0px 0px 0px;\n    margin: 0px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<style>\n#row-751581037 > .col > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #row-751581037 > .col > .col-inner {\n    padding: 0px 0px 10px 0px;\n  }\n}\n<\/style>\n<\/div>\n<div class=\"is-divider divider clearfix\" style=\"max-width:1600px;height:2px;\"><\/div>\n<div class=\"row\"  id=\"row-975152163\">\n\n\t<div id=\"col-588162262\" class=\"col medium-2 small-12 large-2\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-2513496884\" class=\"text\">\n\t\t\n<h3><strong>E' dotato di porte di ingresso e uscita<\/strong><\/h3>\n\t\t\n<style>\n#text-2513496884 {\n  font-size: 1.2rem;\n}\n@media (min-width:550px) {\n  #text-2513496884 {\n    font-size: 1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-588162262 > .col-inner {\n  padding: 0px 0px 0px 0px;\n  margin: 7px 0px -20px 0px;\n}\n@media (min-width:550px) {\n  #col-588162262 > .col-inner {\n    padding: 0px 0px 0px 0px;\n    margin: 0px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n\t<div id=\"col-738311285\" class=\"col medium-10 small-12 large-10\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-1162315968\" class=\"text\">\n\t\t\n<ul>\n<li>Three aspherical elements, two ED elements and four HR elements<\/li>\n<li>Neutrino coating helps limit lens flare and ghosting<\/li>\n<li>Rubberized focus ring<\/li>\n<li>Depth-of-field and focus-distance scales<\/li>\n<li>Weather-sealed ABS plastic housing<\/li>\n<li>Rounded nine-blade diaphragm<\/li>\n<\/ul>\n\t\t\n<style>\n#text-1162315968 {\n  font-size: 0.9rem;\n}\n@media (min-width:550px) {\n  #text-1162315968 {\n    font-size: 1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-738311285 > .col-inner {\n  padding: 0px 0px 0px 0px;\n  margin: 0px 0px -30px 0px;\n}\n@media (min-width:550px) {\n  #col-738311285 > .col-inner {\n    padding: 0px 0px 0px 0px;\n    margin: 0px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<style>\n#row-975152163 > .col > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #row-975152163 > .col > .col-inner {\n    padding: 30px 0px 10px 0px;\n  }\n}\n<\/style>\n<\/div>\n<div class=\"is-divider divider clearfix\" style=\"max-width:1600px;height:2px;\"><\/div>\n<div class=\"row\"  id=\"row-1076120394\">\n\n\t<div id=\"col-1072035821\" class=\"col medium-2 small-12 large-2\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-743951661\" class=\"text\">\n\t\t\n<h3><strong>Incluso<br \/>\n<\/strong><\/h3>\n\t\t\n<style>\n#text-743951661 {\n  font-size: 1.2rem;\n}\n@media (min-width:550px) {\n  #text-743951661 {\n    font-size: 1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1072035821 > .col-inner {\n  padding: 0px 0px 0px 0px;\n  margin: 7px 0px -20px 0px;\n}\n@media (min-width:550px) {\n  #col-1072035821 > .col-inner {\n    padding: 0px 0px 0px 0px;\n    margin: 0px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n\t<div id=\"col-1323824181\" class=\"col medium-10 small-12 large-10\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-131084287\" class=\"text\">\n\t\t\n<ul>\n<li>IRIX 11mm f\/4 Firefly Lens for Pentax K<\/li>\n<li>Front Lens Cap<\/li>\n<li>2 x IRIX Rear Cap for Pentax K-Mount Lenses<\/li>\n<li>IRIX Soft Lens Pouch (Gray)<\/li>\n<\/ul>\n\t\t\n<style>\n#text-131084287 {\n  font-size: 0.9rem;\n}\n@media (min-width:550px) {\n  #text-131084287 {\n    font-size: 1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1323824181 > .col-inner {\n  padding: 0px 0px 0px 0px;\n  margin: 0px 0px -30px 0px;\n}\n@media (min-width:550px) {\n  #col-1323824181 > .col-inner {\n    padding: 0px 0px 0px 0px;\n    margin: 0px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<style>\n#row-1076120394 > .col > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #row-1076120394 > .col > .col-inner {\n    padding: 30px 0px 10px 0px;\n  }\n}\n<\/style>\n<\/div>\n<div class=\"is-divider divider clearfix\" style=\"max-width:1600px;height:2px;\"><\/div>\n<div class=\"row\"  id=\"row-1319680400\">\n\n\t<div id=\"col-1346126687\" class=\"col medium-2 small-12 large-2\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-3873413502\" class=\"text\">\n\t\t\n<h3><strong>Specifiche<\/strong><\/h3>\n\t\t\n<style>\n#text-3873413502 {\n  font-size: 1.2rem;\n}\n@media (min-width:550px) {\n  #text-3873413502 {\n    font-size: 1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1346126687 > .col-inner {\n  padding: 0px 0px 0px 0px;\n  margin: 7px 0px -20px 0px;\n}\n@media (min-width:550px) {\n  #col-1346126687 > .col-inner {\n    padding: 0px 0px 0px 0px;\n    margin: 0px 0px 0px 0px;\n  }\n}\n<\/style>\n\t<\/div>\n\n\t\n\n\t<div id=\"col-1695904030\" class=\"col medium-10 small-12 large-10\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-4031852040\" class=\"text\">\n\t\t\n<table>\n<tbody>\n<tr>\n<th>Lunghezza Focale<\/th>\n<td>11mm<\/td>\n<\/tr>\n<tr>\n<th>Apertura<\/th>\n<td>Maximum: f\/4 Minimum: f\/22<\/td>\n<\/tr>\n<tr>\n<th>Attacco obiettivo<\/th>\n<td>Pentax K<\/td>\n<\/tr>\n<tr>\n<th>Lens Format Coverage<\/th>\n<td>Full-Frame<\/td>\n<\/tr>\n<tr>\n<th>Angle of View<\/th>\n<td>126\u00b0<\/td>\n<\/tr>\n<tr>\n<th>Minimum Focus Distance<\/th>\n<td>10.8&quot; \/ 27.5 cm<\/td>\n<\/tr>\n<tr>\n<th>Optical Design<\/th>\n<td>16 Elements in 10 Groups<\/td>\n<\/tr>\n<tr>\n<th>Aperture\/Iris Blades<\/th>\n<td>9, Rounded<\/td>\n<\/tr>\n<tr>\n<th>Focus Type<\/th>\n<td>Manual Focus<\/td>\n<\/tr>\n<tr>\n<th>Image Stabilization<\/th>\n<td>No<\/td>\n<\/tr>\n<tr>\n<th>Dimensione del filtro<\/th>\n<td>Gel Filter (Rear)<\/td>\n<\/tr>\n<tr>\n<th>Dimensioni<\/th>\n<td>4.6 x 4.1&quot; \/ 118 x 103 mm (Diameter x Length)<\/td>\n<\/tr>\n<tr>\n<th>Peso<\/th>\n<td>1.6 lb \/ 730 g \/ 0.73 kg<\/td>\n<\/tr>\n<tr>\n<th>Package Weight<\/th>\n<td>3.025 lb \/ 1.37 kg<\/td>\n<\/tr>\n<tr>\n<th>Box Dimensions (LxWxH)<\/th>\n<td>6.65 x 5.7 x 5.6&quot; \/ 16.89 x 14.48 x 14.22 cm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t\n<style>\n#text-4031852040 {\n  font-size: 0.9rem;\n}\n@media (min-width:550px) {\n  #text-4031852040 {\n    font-size: 1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1695904030 > .col-inner {\n  padding: 0px 0px 0px 0px;\n  margin: 0px 0px 0px 0px;\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<style>\n#row-1319680400 > .col > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n@media (min-width:550px) {\n  #row-1319680400 > .col > .col-inner {\n    padding: 30px 0px 10px 0px;\n  }\n}\n<\/style>\n<\/div>","protected":false},"excerpt":{"rendered":"<ul>\n<li>Pentax K-Mount\/Full-Frame Format<\/li>\n<li>Aperture Range: f\/4 to f\/22<\/li>\n<li>Three Aspherical Elements<\/li>\n<li>Two ED and Four HR Elements<\/li>\n<li>Neutrino Coating<\/li>\n<li>Manual Focus Design with Focus Lock<\/li>\n<li>Rubberized Focus Ring<\/li>\n<li>Depth of Field and Focus Distance Scales<\/li>\n<li>Weather-Sealed ABS Plastic Housing<\/li>\n<li>Rounded Nine-Blade Diaphragm<\/li>\n<\/ul>","protected":false},"featured_media":141540,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"pwb-brand":[9934],"product_cat":[10800],"product_tag":[],"class_list":["post-141553","product","type-product","status-publish","has-post-thumbnail","pwb-brand-irix","product_cat-wide-angle-foto-lens","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":{"supplier":"europepv","buy_price":"348.15","last_sync":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Irix 11mm f\/4.0 Firefly Lens for Pentax | Cinegear Amsterdam<\/title>\n<meta name=\"description\" content=\"Pentax K-Mount\/Full-Frame Format Aperture Range: f\/4 to f\/22 Three Aspherical Elements Two ED and Four HR Elements Neutrino Coating Manual Focus Design with Focus Lock Rubberized Focus Ring Depth of Field and Focus Distance Scales Weather-Sealed ABS Plastic Housing Rounded Nine-Blade Diaphragm\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cinegear.nl\/it\/prodotto\/irix-11mm-f-4-0-firefly-lens-for-pentax\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Irix 11mm f\/4.0 Firefly Lens for Pentax\" \/>\n<meta property=\"og:description\" content=\"Pentax K-Mount\/Full-Frame Format Aperture Range: f\/4 to f\/22 Three Aspherical Elements Two ED and Four HR Elements Neutrino Coating Manual Focus Design with Focus Lock Rubberized Focus Ring Depth of Field and Focus Distance Scales Weather-Sealed ABS Plastic Housing Rounded Nine-Blade Diaphragm\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cinegear.nl\/it\/prodotto\/irix-11mm-f-4-0-firefly-lens-for-pentax\/\" \/>\n<meta property=\"og:site_name\" content=\"Cinegear Amsterdam\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tempo di lettura stimato\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/cinegear.nl\\\/product\\\/irix-11mm-f-4-0-firefly-lens-for-pentax\\\/\",\"url\":\"https:\\\/\\\/cinegear.nl\\\/product\\\/irix-11mm-f-4-0-firefly-lens-for-pentax\\\/\",\"name\":\"Irix 11mm f\\\/4.0 Firefly Lens for Pentax | Cinegear Amsterdam\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/cinegear.nl\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/cinegear.nl\\\/product\\\/irix-11mm-f-4-0-firefly-lens-for-pentax\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/cinegear.nl\\\/product\\\/irix-11mm-f-4-0-firefly-lens-for-pentax\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/cinegear.nl\\\/wp-content\\\/uploads\\\/2026\\\/11\\\/Irix-11mm-f-4.0-Firefly-Lens-for-Pentax.jpg\",\"datePublished\":\"2026-11-06T06:27:26+00:00\",\"description\":\"Pentax K-Mount\\\/Full-Frame Format Aperture Range: f\\\/4 to f\\\/22 Three Aspherical Elements Two ED and Four HR Elements Neutrino Coating Manual Focus Design with Focus Lock Rubberized Focus Ring Depth of Field and Focus Distance Scales Weather-Sealed ABS Plastic Housing Rounded Nine-Blade Diaphragm\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/cinegear.nl\\\/product\\\/irix-11mm-f-4-0-firefly-lens-for-pentax\\\/#breadcrumb\"},\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/cinegear.nl\\\/product\\\/irix-11mm-f-4-0-firefly-lens-for-pentax\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"it-IT\",\"@id\":\"https:\\\/\\\/cinegear.nl\\\/product\\\/irix-11mm-f-4-0-firefly-lens-for-pentax\\\/#primaryimage\",\"url\":\"https:\\\/\\\/cinegear.nl\\\/wp-content\\\/uploads\\\/2026\\\/11\\\/Irix-11mm-f-4.0-Firefly-Lens-for-Pentax.jpg\",\"contentUrl\":\"https:\\\/\\\/cinegear.nl\\\/wp-content\\\/uploads\\\/2026\\\/11\\\/Irix-11mm-f-4.0-Firefly-Lens-for-Pentax.jpg\",\"width\":1950,\"height\":1950,\"caption\":\"Irix 11mm f\\\/4.0 Firefly Lens for Pentax\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/cinegear.nl\\\/product\\\/irix-11mm-f-4-0-firefly-lens-for-pentax\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/cinegear.nl\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Store\",\"item\":\"https:\\\/\\\/cinegear.nl\\\/product-category-kine-cameras\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Irix 11mm f\\\/4.0 Firefly Lens for Pentax\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/cinegear.nl\\\/#website\",\"url\":\"https:\\\/\\\/cinegear.nl\\\/\",\"name\":\"Cinegear Amsterdam\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/cinegear.nl\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/cinegear.nl\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"it-IT\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/cinegear.nl\\\/#organization\",\"name\":\"Cinegear\",\"url\":\"https:\\\/\\\/cinegear.nl\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"it-IT\",\"@id\":\"https:\\\/\\\/cinegear.nl\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/cinegear.nl\\\/wp-content\\\/uploads\\\/2019\\\/12\\\/Transparent_Normal_Logo.jpg\",\"contentUrl\":\"https:\\\/\\\/cinegear.nl\\\/wp-content\\\/uploads\\\/2019\\\/12\\\/Transparent_Normal_Logo.jpg\",\"width\":858,\"height\":782,\"caption\":\"Cinegear\"},\"image\":{\"@id\":\"https:\\\/\\\/cinegear.nl\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Irix 11mm f\/4.0 Firefly Lens for Pentax | Cinegear Amsterdam","description":"Pentax K-Mount\/Full-Frame Format Aperture Range: f\/4 to f\/22 Three Aspherical Elements Two ED and Four HR Elements Neutrino Coating Manual Focus Design with Focus Lock Rubberized Focus Ring Depth of Field and Focus Distance Scales Weather-Sealed ABS Plastic Housing Rounded Nine-Blade Diaphragm","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/cinegear.nl\/it\/prodotto\/irix-11mm-f-4-0-firefly-lens-for-pentax\/","og_locale":"it_IT","og_type":"article","og_title":"Irix 11mm f\/4.0 Firefly Lens for Pentax","og_description":"Pentax K-Mount\/Full-Frame Format Aperture Range: f\/4 to f\/22 Three Aspherical Elements Two ED and Four HR Elements Neutrino Coating Manual Focus Design with Focus Lock Rubberized Focus Ring Depth of Field and Focus Distance Scales Weather-Sealed ABS Plastic Housing Rounded Nine-Blade Diaphragm","og_url":"https:\/\/cinegear.nl\/it\/prodotto\/irix-11mm-f-4-0-firefly-lens-for-pentax\/","og_site_name":"Cinegear Amsterdam","twitter_card":"summary_large_image","twitter_misc":{"Tempo di lettura stimato":"3 minuti"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/","url":"https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/","name":"Irix 11mm f\/4.0 Firefly Lens for Pentax | Cinegear Amsterdam","isPartOf":{"@id":"https:\/\/cinegear.nl\/#website"},"primaryImageOfPage":{"@id":"https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/#primaryimage"},"image":{"@id":"https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/#primaryimage"},"thumbnailUrl":"https:\/\/cinegear.nl\/wp-content\/uploads\/2026\/11\/Irix-11mm-f-4.0-Firefly-Lens-for-Pentax.jpg","datePublished":"2026-11-06T06:27:26+00:00","description":"Pentax K-Mount\/Full-Frame Format Aperture Range: f\/4 to f\/22 Three Aspherical Elements Two ED and Four HR Elements Neutrino Coating Manual Focus Design with Focus Lock Rubberized Focus Ring Depth of Field and Focus Distance Scales Weather-Sealed ABS Plastic Housing Rounded Nine-Blade Diaphragm","breadcrumb":{"@id":"https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/#breadcrumb"},"inLanguage":"it-IT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/"]}]},{"@type":"ImageObject","inLanguage":"it-IT","@id":"https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/#primaryimage","url":"https:\/\/cinegear.nl\/wp-content\/uploads\/2026\/11\/Irix-11mm-f-4.0-Firefly-Lens-for-Pentax.jpg","contentUrl":"https:\/\/cinegear.nl\/wp-content\/uploads\/2026\/11\/Irix-11mm-f-4.0-Firefly-Lens-for-Pentax.jpg","width":1950,"height":1950,"caption":"Irix 11mm f\/4.0 Firefly Lens for Pentax"},{"@type":"BreadcrumbList","@id":"https:\/\/cinegear.nl\/product\/irix-11mm-f-4-0-firefly-lens-for-pentax\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/cinegear.nl\/"},{"@type":"ListItem","position":2,"name":"Store","item":"https:\/\/cinegear.nl\/product-category-kine-cameras\/"},{"@type":"ListItem","position":3,"name":"Irix 11mm f\/4.0 Firefly Lens for Pentax"}]},{"@type":"WebSite","@id":"https:\/\/cinegear.nl\/#website","url":"https:\/\/cinegear.nl\/","name":"Cinegear Amsterdam","description":"","publisher":{"@id":"https:\/\/cinegear.nl\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/cinegear.nl\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"it-IT"},{"@type":"Organization","@id":"https:\/\/cinegear.nl\/#organization","name":"Cinegear","url":"https:\/\/cinegear.nl\/","logo":{"@type":"ImageObject","inLanguage":"it-IT","@id":"https:\/\/cinegear.nl\/#\/schema\/logo\/image\/","url":"https:\/\/cinegear.nl\/wp-content\/uploads\/2019\/12\/Transparent_Normal_Logo.jpg","contentUrl":"https:\/\/cinegear.nl\/wp-content\/uploads\/2019\/12\/Transparent_Normal_Logo.jpg","width":858,"height":782,"caption":"Cinegear"},"image":{"@id":"https:\/\/cinegear.nl\/#\/schema\/logo\/image\/"}}]}},"brands":[{"id":9934,"name":"Irix","slug":"irix"}],"_links":{"self":[{"href":"https:\/\/cinegear.nl\/it\/wp-json\/wp\/v2\/product\/141553","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cinegear.nl\/it\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cinegear.nl\/it\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cinegear.nl\/it\/wp-json\/wp\/v2\/media\/141540"}],"wp:attachment":[{"href":"https:\/\/cinegear.nl\/it\/wp-json\/wp\/v2\/media?parent=141553"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/cinegear.nl\/it\/wp-json\/wp\/v2\/pwb-brand?post=141553"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cinegear.nl\/it\/wp-json\/wp\/v2\/product_cat?post=141553"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cinegear.nl\/it\/wp-json\/wp\/v2\/product_tag?post=141553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}