About this 3D model
Here is a completely printable spectacle frame, made available by https://VirtualTryOn.fr, a web solution that allows opticians to customize frames so that they fit perfectly with the faces of their customers. Do not hesitate to talk about VirtualTryOn.fr to your optician! This template is available in a curved version here: https://cults3d.com/en/mode/virtualtryon-fr-monture-de-lunettes