A vision screening is a 10-minute assessment to identify subjects at high risk for eye disease or in need of a professional eye examination by conducting screening tests. A screening is not a diagnostic process and does not replace a comprehensive eye eFrames play a huge role in appearance and forms part of fashion accessories, but above all frames are a medical device. You will receive expert advice during the frame selection process to ensure maximum long-term satisfaction with your spectacles as well as enjoy the latest trends in eye-wear.