What Is Pad Printing for Eyewear Logo Marking？
Pad printing is one of the most popular printing options for all kinds of eyewear, the printing cost is low, the revision process is fast, and it is suitable for both small-batch and large-batch production as well as prototyping. The machine has a small footprint and is easy to operate.

Bifocal lens and multifocal lens are both used for the reading glasses

When ordinary cubuying a pair of sunglasses