
How Eyewear Fitting Apps Match Frames to Face Shapes
Short Answer: Eyewear fitting apps work in three stages — face shape classification using facial landmark detection, frame geometry matching based on contrast principles (angular frames for round faces, round frames for square faces), and PD measurement for optical centration. The combination reduces ill-fitting orders and return rates for optical retailers who deploy these toolsContinue reading “How Eyewear Fitting Apps Match Frames to Face Shapes”








