Understanding the Hidden Impact of a CO2 Laser Lens on Engraving Depth
When laser engraving doesn’t deliver the expected depth or clarity—even after adjusting power, speed, and frequency—most users look toward machine settings, software glitches, or material inconsistencies. But in many cases, the issue stems from a component often overlooked: the CO2 laser lens. This optical element plays a central role in how effectively the laser beam…