The WSX Protective Lens is a precision-engineered optical component designed specifically for industrial laser cutting and welding machines ranging from 6KW to 60KW. Crafted from high-purity quartz optical material with double-sided coating, this lens delivers exceptional light transmittance to minimize laser energy loss and maintain cutting and welding accuracy throughout demanding production runs. Its robust construction offers high temperature resistance and impact resistance, ensuring stable performance even under high-power operating conditions. The lens effectively shields the laser head and internal core components from debris and spatter, helping to extend the overall service life of your equipment. Available in a comprehensive range of specifications — including 18x2, 20x3, 22.35x4, 25.4x4, 27.9x4.1, 30x2, 30x5, 32x2, 32x5, 34x5, 37x7, 46x3, and 50x2 — it is perfectly matched to original WSX laser equipment dimensions for a seamless, adjustment-free installation and replacement experience. Ideal for metal processing and sheet metal fabrication applications, this protective lens is a dependable choice for professionals seeking consistent, high-quality results in industrial laser operations.