The liquid crystal light valve in this product can turn from light to dark at the moment of electricity arc appearing, with the principle of photoelectric. It can effectively protect users' eyes against the damage from ultraviolet radiation and infrared ray.
○ Automatic darkening helmet has wider coverage than common helmet. ○ It can be used to protect the face and neck against damage from electricity arc and improve working efficiency. ○ This product is widely used in shipbuilding, petroleum, architecture, steel, boiler manufacture and so on. ○ The operating temperature range is -5℃~+55℃. The ultimate operating temperature range is -10℃~+60℃. The ultimate storage temperature range is -20℃~+70℃. The relative humidity range is 20%~80%. ○ The helmet can converse the electricity arc resulted from welding to electronic signals. These signals will be magnified and passed to the LCD driven circuit, in which the light valve will be turned from light to dark.
Material: PP Light Condition: DIN 4 Shading: DIN9-13 (adjustable) Item Size: 18 x 28 x 22cm / 7.08 x 11.02 x 8.66" Viewing Window: 9.2 x 4.2cm / 3.62 x 1.65" Delay Time: <1/30000 second (Usual temperature) Sensitivity: Low/High (adjustable) UV Protection: 16 Operating Temperature: -5℃ to 55℃ Storage Temperature: -20℃ to 70℃
What's in the box
1x Accubit Auto Darkening Welding Helmet
Note: Do not allow any water entering into the product, otherwise it will cause permanent damage.