When one has an eyesight defect, one wonders whether it is better to wear glasses or to get used to wearing contact lenses. In reality, there is no single answer, but remember that one choice is not necessarily better than the other.
Cleaning eyeglasses and sunglasses may appear to be a simple operation with no special instructions to follow, but there are right and wrong ways to do it. The risk of an incorrect procedure is that of irreversibly ruining your glasses.
The French term pince-nez or pincenez, "nose-tight", indicates a type of glasses, particularly popular in the nineteenth century, supported without the use of stems or temples but simply by means of a small clamp that is placed on the bridge from the nose.