1.0Face the FACS | Facial Expressions in Animation, AI, & Behavior (Expressions faciales dans l'animation, l'intelligence artificielle et le comportement)https://melindaozel.com/frMelinda Ozelhttps://melindaozel.com/fr/author/melindaozel/rich600338<blockquote class="wp-embedded-content" data-secret="S7jByOTHNY"><a href="https://melindaozel.com/fr/all-about-upper-lid-raiser-au5/">Tout sur le soulève-couvercle supérieur - AU5</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://melindaozel.com/fr/all-about-upper-lid-raiser-au5/embed/#?secret=S7jByOTHNY" width="600" height="338" title="« Tout sur le soulèvement de la paupière supérieure - AU5 » - Face the FACS | Facial Expressions in Animation, AI, & Behavior (Les expressions faciales dans l'animation, l'intelligence artificielle et le comportement)" data-secret="S7jByOTHNY" 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://melindaozel.com/wp-includes/js/wp-embed.min.js </script>https://melindaozel.com/wp-content/uploads/2021/06/AU5_.longways.png20411621In FACS, upper lid raiser, or AU5, is the action that raises and retracts the upper eyelid; this movement causes the eyes to appear wider and reveal more sclera (the white part of eye). The appearance changes we see in upper lid raiser are the result of an increase in contraction of levator palpebrae superioris, an extraocular muscle that works to keep the upper eyelid elevated.