1.0OMRON SENTECH CO., LTD.https://sentech.co.jp/enSentech03https://sentech.co.jp/en/author/sentech03rich600338<blockquote class="wp-embedded-content" data-secret="lRzOb7JuBy"><a href="https://sentech.co.jp/en/faq/faq-9318">The USB camera is not displayed in StViewer.</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://sentech.co.jp/en/faq/faq-9318/embed#?secret=lRzOb7JuBy" width="600" height="338" title="“The USB camera is not displayed in StViewer.” — OMRON SENTECH CO., LTD." data-secret="lRzOb7JuBy" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !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); //# sourceURL=https://sentech.co.jp/wp-includes/js/wp-embed.min.js /* ]]> */ </script> StViewer supports only USB3 Vision cameras and cannot be used with other USB cameras such as USB2.0.Even with USB3 Vision cameras, the camera may not be recognized if the USB 3.0 host controller driver is not installed on the PC or if the camera is not receiving sufficient power.Check in Device Manager and on the […]https://sentech.co.jp/wp-content/uploads/2025/09/ogp.png1200630