1.0Optiek Dutrannoithttps://optiek-dutrannoit.be/en/Andriihttps://optiek-dutrannoit.be/en/author/Andrii/rich600338<blockquote class="wp-embedded-content" data-secret="IAlLiE0odF"><a href="https://optiek-dutrannoit.be/en/visual/presbyopia/">Presbyopia</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://optiek-dutrannoit.be/en/visual/presbyopia/embed/#?secret=IAlLiE0odF" width="600" height="338" title="“Presbyopia” — Optiek Dutrannoit" data-secret="IAlLiE0odF" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! 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://optiek-dutrannoit.be/wp-includes/js/wp-embed.min.js </script> Presbyopia: An In-depth Understanding of This Visual Challenge Presbyopia is a common eye condition, especially among the elderly. This condition is caused by a decrease in the elasticity of the eye lens, resulting in difficulties focusing on objects that are close by. Understanding this vision problem, including its causes and possible treatments, is of great […]