Astro Adjustable Darkening Filter Welding Helmet, Variable DIN 9-13 - 8050

• Battery powered auto-darkening filter - uses two 1.5V AAA Alkaline batteries
• Ultraviolet Ray Transmittance Rate: 210nm - 313nm < 0.000061%; 313nm - 365nm < 0.000061%
• Infrared Ray Transmittance Rate: 780nm - 13000nm < 0.003%; 1300nm - 2000nm < 0.02%
• Variable shade adjustment from DIN 9 to DIN 13
• Full face and front of neck protection
• Use for MIG/MAG, TIG & ALL ARC welding
• Cartridge Size : 122mm x 85mm x 14mm
• Observation Window: 90mm x 40mm
• UV/IR Protection: Up to shade DIN 15 AT All Times
• Light State: Shade DIN 3(4)
• Switching Time
  - a) Light to Dark: 1/10000s
  - b) Delay from Dark to Light: 0.2 ~ 0.4s
• Operating Temperature: 23°F to 131°F (-5°C to +55°C)
• 20 minute delay automatic shut-off if no welding occurs
• Meets ANSI standards Z87.1-1989
• Color: Silver

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