Everything to Know About the Speedglas 9100 Lens
Finding the right speedglas 9100 lens can make a massive difference in how well you see your weld puddle and how tired your eyes feel at the end of a long shift. If you've been welding for any significant amount of time, you already know that 3M Speedglas is pretty much the gold standard for headgear. But once you start looking into the specific lenses available for the 9100 series, things can get a little confusing with all the different letters and sizes. ...