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What is the harm to the welder's eyes when the light is emitted during welding?

When welding, the welder's eyes will be stimulated by strong ultraviolet light to arc, the occurrence of electric ophthalmia. The main symptoms of electric ophthalmia eye rubbing, tears, afraid of light. From the eye was exposed to electric light to the symptoms, about 2-10h. Ophthalmia if secondary infection caused by corneal ulcer, and will also affect vision achlys. Therefore, the welder should wear special protective cover during welding.

Key words: lighting design, lighting Engineering Company Wanda lighting project

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