





EN 166: 2001
Personal eye-protection. Specifications.
This document specifies functional requirements for various types of personal eye-protectors and incorporates general considerations such as designation; classification; basic requirements applicable to all eye-protectors; various particular and optional requirements; allocation of requirements, testing and application; marking; information for users.
Optical class 1 = Continuous works (best quality)
Optical class 2 = Intermittent works
Optical class 3 = Occasional works only (lower quality)
MECHANICAL RESISTANCE
|
Symbol |
Mechanical resistance |
|
No symbol |
Minimum robustness |
|
S |
Increased robustness |
|
F |
Low energy impact |
|
B |
Medium energy impact |
|
A |
High energy impact |
SYMBOLES DES DOMAINES D'UTILISATION
|
Symbol |
Designation |
|
No symbol |
General use |
|
3 |
Liquids |
|
4 |
Large dust particles |
|
5 |
Gas and fine dustparticles |
|
8 |
Short circuit electric arc |
|
9 |
Molten metals and hot solids |