An Eastwood welding helmet magnification lens will improve your vision and weld quality. When your sight improves, so will your welds. +1.0 to +2.5 Magnification Level 4.25" x 2.00" (108mm x 51mm) Z87.1 Certification Simply check the size of the magnification lens holder in your helmet for fit If you're having trouble seeing the puddle, or think your welds could improve, try an Eastwood Welding Helmet Magnification Lens.