Auto-darkening welding helmet Sperian Welding Protection OPTREL e670 DIN 4/ 9

Welding requires complete concentration. This is no problem with the Optrel e670 - the successor model of the Optrel Orion: the unique sensor technology allows the welding cartridge to automatically select the protection level and constantly adapt it to the welding application using the intensity of the arc during the welding process. The user can select ï ¿ ½ Autoï ¿ ½ or ï ¿ ½ Manualï ¿ ½ . In the ï ¿ ½ Manualï ¿ ½ setting, the user can select the protection level that is best for him. He can adjust the shade setting as required to ensure the most comfortable shade level at all times. If the welder selects ï ¿ ½ Autoï ¿ ½ , the helmet automatically adapts the protection level to the current arc intensity. He can also use the fine adjustment to adjust the automatically selected protection plus or minus one shade level to satisfy his individual needs without the fear of any problem of eye damage. The enlarged field of view ( + 33% ) and true color filter allows the welder a brilliant, detailed view of the welding object.