The hermes lcd is suitable for e hand mig mag and tig arc welding 5 400 a wig 300 a it is robust and reliable with fully automatic visor darkening when the arc is ignited it offers good wearing comfort with optimal protection of the eyes with adjustable headband in addition it has a grinding function which prevents the visor from darkening technical specifications classification 1113 light level 4 darkness 9 13 shutter speed 03 ms opening time automatic field of