Item No.: G29Y137
. Optical class:1 / 1 / 1 / 2
. Viewing area:100x50 mm
. Cartridge size:110x90x9 mm
. Arc sensor:2
. Light state:DIN 4
. Dark state:variable shade 9~13
. Shade control:external,variable
. Power On/Off:fully automatic
. Sensitivity control:low-high,by infinitely dial knob
. UV/IR Protection: DIN16
. Power Supply:Solar cell.
. Dark to light : 0.1~1s by infitely dial knob
. Low amperage TIG:≥5amps（DC），≥5amps（AC）