{"version":"1.0","provider_name":"OMRON SENTECH CO., LTD.","provider_url":"https:\/\/sentech.co.jp\/en","author_name":"Sentech03","author_url":"https:\/\/sentech.co.jp\/en\/author\/sentech03","title":"The corners of the image appear black. | FAQ | OMRON SENTECH CO., LTD.","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"OOnDX6Evp4\"><a href=\"https:\/\/sentech.co.jp\/en\/faq\/faq-11889\">The corners of the image appear black.<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/sentech.co.jp\/en\/faq\/faq-11889\/embed#?secret=OOnDX6Evp4\" width=\"600\" height=\"338\" title=\"&#8220;The corners of the image appear black.&#8221; &#8212; OMRON SENTECH CO., LTD.\" data-secret=\"OOnDX6Evp4\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/sentech.co.jp\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"This occurs because the camera\u2019s sensor size does not match the lens format.When the camera\u2019s sensor size is larger than the lens\u2019s supported sensor size, the lens barrel appears in the image, resulting in black corners (vignetting).Please use a lens that is compatible with the camera\u2019s sensor size.","thumbnail_url":"https:\/\/sentech.co.jp\/wp-content\/uploads\/2025\/09\/ogp.png","thumbnail_width":1200,"thumbnail_height":630}