Auto darkening welding glasses

Description
Item: Auto-darkening welding glasses
Style: Fixed front
Lens: Auto-darkending
Frame material: Plastic
Temple: Nylon
Strap: Elastic
Switching time:<0.1ms 
Recovery time: &le;0.2- 0.7s 
Light/Dark state(Din): 4/9-13 
Working temp.: - 5&ordm;C-+ 55&ordm;C 
Power Supply : Solar & lithium cells
UV Transmittance : 313nm<0.00006%, 365nm<0.000076%
IR Transmittance : 780-1300nm<0.003%, 1300-2000nm<0.009%
Standards: ANSI Z87.1, EN379 

Features 

1. This solar auto darkening welding glasses features anti-ultraviolet, infrared radiation, anti-glare
2. The welding glasses with adjustable shade are designed to protect the eyes from sparks, and harmful radiation under normal welding conditions
3. Auto-darkening filter automatically changes from a light state to a dark state when an arc is struck,and it returns to the light state when welding stops
4. Solar cells, no battery change required
5. Easy and safety to operate, light weight design

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