Speedglas 9100XX:

• 7 different density grades. 5 and 8 for gas welding/cutting, microplasma and TIG with low current. 9-13 for most other welding methods.
• Sensitivity can be adjusted to 5 different positions depending on ambient light conditions.
• The cartridge can be locked in light position with density lgrade 3 for grinding.
• The cartridge can also be locked in a dark position.
• A delay function can be set in 7 different positions if you want the cartridge to remain in the darkened position a while longer in case of any weld afterglow.
• Solar cell panel extends the battery lifecycle to approx 2800 hours.
• Field of vision: 73x107 mm.
• Battery lifecycle approx 2000 hours.

Technical data:

Optical class: 1/1/1/2

Switching time light–dark: 0.1 ms (+23ºC)

Switching time dark–light: User adjustable 40–1300 ms

UV / IR protection: Shade level 13 (permanent)

Light state: Shade level 3

Dark state: Shade levels 5, 8, 9–13 (variable)

Safety state: Shade level 5

Solar cell: Yes