How to draw Saiwen Altman glasses?

Draw Altman's head. There are two rectangular decorations on the head, with a handsome triangle glasses and a round decoration in the middle. The ears on both sides are trapezoidal, and lines should be drawn inside.

Glasses are simple optical devices used to correct vision or protect eyes. They are composed of lenses and frames, which are used for improving eyesight, protecting eyes or decorating. There are four kinds of glasses to correct vision: myopia glasses and hyperopia glasses, presbyopia glasses and astigmatism glasses.