Welding shield - HECHT 900255

High quality protective shield for welding and grinding with automatic glass darkening function. In normal daylight, the shield glass is transparent, the darkening occurs only under the sharp light from the welder. Everything is controlled automatically by electronics. This means that the welder does not have to constantly lift the shield during simple preparatory work between welding. The welder can then manually adjust the sensitivity of the reaction, the time of lightening of the filter after welding, as well as the darkness of the shield. The automatic darkening time of the filter is less than 1/25000 s. The filter aperture size is 92x42 mm, the permanent UV protection DIM 16 adjustable darkness range is DIN 9 - DIN 13. Power is supplied by an integrated solar panel and a replaceable CR2032 lithium battery.