Welding Helmet Auto Darkening. It will also filter the light to keep your eyes safe. Ad Find China Manufacturers Of Welding Helmet.
In the United States all welding helmets should conform to ANSI Z871 which states that auto-darkening helmets must provide infrared IR and ultraviolet UV protection even when not darkened. The LCD component of these auto darkening welding helmets distort the most harmful light waves emitted from welding arc by manipulating the direction of the light waves adjusting the contrast enough to prevent damage to a welder. The auto-darkening welding helmet on the other hand is a fully automated helmet that switches to the required shade when an arc light is detected.
Overhead Ambient or Portable.
Most importantly its lens becomes dark at the exposure of bright light. One with a ixed shade 11 lens and 7 other models with a variable shade 9-13 lens. Ad Find China Manufacturers Of Welding Helmet. Most importantly its lens becomes dark at the exposure of bright light.