Specifications:
BIG VIEWING AREA:100×49MM
OPTICAL CLASS:1 / 1/ 1 / 2 LIGHT STATE:DIN 4
DARK STATE:VARIABLE SHADE, 9,10,11,12,13(9-13)
ARC SENSOR:2
GRINDING FUNCTION :YES LOW VOLUME
ALARM:YES ADF
SELF-CHECK:NO
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.BATTERY CHANGE REQUIRED2×CR2032 LITHIUM BATTERY SWITCHING TIME:1/25000S,FROM LIGHT TO DARK DARK TO LIGHT:0.1-0.8S BY INFINITELY DIAL KNOB LOW AMPERAGE TIG:≥5AMPS(DC),≥5AMPS(AC), OPERATING TEP:-5℃~+55℃
STORING TEP:-20℃~+70℃
PACKED BY COLOR BOX