上海金肯焊割设备有限公司

HA-529c3o电焊防护面罩

产品详情：

·Cartridge Size:110×90×9 mm                                                      ·Switch Time: (light to dark) 0.1ms             (dark to light)≤ 0.2- 1 S                                      

·Ultraviolet Protection:  < 0.0003% (313 nm)                       < 0.006% (365 nm)                                                

·Infrared Protection: < 0.01% (780- 2000nm)                                                             

·Shade Range:  DIN 4 / 9－13                                                  

·Power: Solar Cell (No battery changed)                                           ·Sensitivity: Adjustable                                            

·Battery: Solar (rechargeable battery)                                                                                                                                                            ·Operating Temperature: - 5 C to +55 C