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Oficina de Salut Laboral

EN 166: Especificacions generals (ulleres, ulleres panoràmiques, viseres i ulleres graduades)

A la part superior de la lent hi ha una línia amb un conjunt de 6 codis.

1a part. Tipus de filtre ocular (protecció):

2,2C ó 3= UV
4= IR
5 ó 6= brillantor solar
1.7 a 7= Filtre per a soldadura si no hi ha número de to.

2a part. Número d'escala (to)

3a part. Fabricant

4a part. Classe òptica 1: ús permanent

5a part. Resitencia mecánica:

Solidesa incrementada
Impacte de baixa energia
Impacte de mitja energia
Impacta d'alta energia
T= protegeix contra impacte de temperatures extremes (-5ºC/+55ºC)

6a part. Requisits addicionals

Resistència a empanyament... N

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Oficina de Salut Laboral