Focus Lens

Imported quartz crystals with excellent optical, thermal and mechanical properties.

Double-side coating anti-permeability, reduce laser loss, permeability of more than 99.5%.

Please note that not every set of focus lens comes as a set with a barrel. Some models may have only one piece of lens.

A note, after replacing the focus lens, it is important to realign the laser's center and real 0 focus.