wheworking.blogg.se - Welding mask shade 12

If you have ever suffered from an “Arc eye,” you understand the discomfort this condition can cause.

UV-C – IV-C is the shortest of the UV wavelengths and is also absorbed by the cornea.

The cornea absorbs most of this wavelength of UV light

UV-B – UV light with wavelengths that falls in the middle of the UV light range.

UV-A – The longest wavelength of UV light passes through the cornea and is absorbed by the lens of your eye.

The wavelength of the light denotes these categories. Ultraviolet light – UV light radiation breaks into three classifications or categories.There are several dangers from the light that is produced by a welding arc. In general, the shade number categories associated with welding lenses denote the type of welding or cutting for which the number is appropriate.Įlectric arc welding in its many forms and methods is probably the best-known function in the shop that requires special protection from the light produced when the welding begins. Most of these jobs involve processes that necessitate high heat. Any job that produces a high level of UV intense light calls for wearing a welding hood or goggles to protect your eyes from the UV exposure.

There are many jobs in the shop requiring eye protection. How do I choose an auto darkening welding helmet?.