Item No.: G29B055
.CE Optical class:1/2/1/2   
.Light States:  DIN4   
.Dark States:  DIN10   
.Viewing Area:  90 x 35 mm   
.Auto Filter Size:110×90mm   
.Switching Time: 1/5000s  (From Light To Dark)   
.Delay Time:  0.25- 0.45s  (From Dark To Light)   
.Sensitivity: Fixed   
.Power On/Off: Fully Automatic   
.Shade Control: /   
.Power Supply:  Solar Cells & Li-Batteries   
.Lens Control:  15 Minutes (When Not On Welding)   
.UV/IR Protection: DIN16   
.Grinding Function:NO   
.Operating Temperature:  -5℃ ~  +55℃   
.Mask Material: PP   
.Weight: 480g