Size - Shade: #7, Total Size: 50 x 108 x 1.3mm / 2" x 4.25" x 0.051", 10 x Welding Filter Lens
Material - Made of PC plastic material, much thinner than glass material, durable and scratch proof. Black frosted glass lenses protection from dust, sand, impact and splash.
Feature - Lens can effectively filter strong light, harmful light, welding arc light, prevent damage to eyes. The glass is flat and is commonly used for welding helmets, reducing the welder's eye exposure to light and heat.
Application - Suitable for most helmets that use 2" x 4-1/4" window openings. Please pay attention to choose the right size lens for installation.
Note - The bigger the color number, the darker the color of the lens, the stronger the light filtering effect, choose the right color number before purchase according to your project.