1.0Framesbuy Blog - Stuff that matters, daily updates on eye care and fashion.https://www.framesbuy.co.uk/trendsUkVdCzGyCY51Oprhttps://www.framesbuy.co.uk/trends/author/ukvdczgycy51opr/rich600338<blockquote class="wp-embedded-content" data-secret="QPutpY1tWn"><a href="https://www.framesbuy.co.uk/trends/lens-index/">Lens Index – Ultimate Guide for Buyers</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.framesbuy.co.uk/trends/lens-index/embed/#?secret=QPutpY1tWn" width="600" height="338" title="“Lens Index – Ultimate Guide for Buyers” — Framesbuy Blog - Stuff that matters, daily updates on eye care and fashion." data-secret="QPutpY1tWn" 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://www.framesbuy.co.uk/trends/wp-includes/js/wp-embed.min.js </script> https://www.framesbuy.co.uk/trends/wp-content/uploads/2019/05/lens-index-banner.jpg800600More often while purchasing eyeglasses, people pay attention to the frames for the look and comfort purpose but what about the supporting lenses? High-performing lenses ensure with enhanced comfort and vision. While looking for lenses, you will come across the term lens index which is also known as the refractive index or index of refraction. […]