Shade Number In Light State：Din4#
Shade Number In Dark State：Din9-13#(stepless regulation)
Response Time：<0.1ms(room temperature)
Return Time：rapid-0.5s slow-1.5s
Power Supply：Two AAA alkaline ones & Solar cells(min welding hours：1000)
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：570g

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