This helmet comes complete with two FREE outer lensesShade 4-9 / 13.Cartridge size: 110 x 90mm.Viewing area: 92 x42mmSwitching times: light to dark: 0.1ms, dark to light: 0.1 - 0.9secs.Adjustable stepless sensitivity/delay.Two detection sensors.Tig welding from 5-10amps.Polycardonate lens: 1985 - 1..
The SWP flip up headscreen is the most basic welder's visor we sell. NOT for the serious welder, but a useful safety precaution for the very occasional hobby welder...