Technical Specifications

Shade Number In Light State：Din4#

Shade Number In Dark State：Din9-13#(stepless regulation)

Response Time：<0.3ms(room temperature)

Return Time：rapid-0.5s slow-1.5s

Power Supply：2×AAA alkaline cells(min.lifetime is 1000 welding hours)

Working Temperature：-5℃(23℉)to+55℃(131℉)   

View Area：90x40mm

UV Transmittance：313nm≤0.00006%     

                                    365nm≤0.000076%

IR Transmittance：780～1300nm≤0.003%     

                                   1300～2000nm≤0.009% 

Weight：530g