ILT-U-422
Individual protection of eyes determinations
DETERMINATION | METHOD |
| Field of vision | EN 166 clause 7.1.1 |
| Eyepieces without filtering action | EN 166 clause 7.1.2.2.1 |
| Variation in transmittance | EN 166 clause 7.1.2.2.3 |
| Diffusion of light | EN 166 clause 7.1.2.3 |
| Minimum strength | EN 166 clause 7.1.4.1 |
| Stability at high temperature | EN 166 clause 7.1.5.1 |
| Resistance to ultraviolet radiation | EN 166 clause 7.1.5.2 |
| Resistance to ignition | EN 166 clause 7.1.7 |
| Protection against liquid drops and splashes | EN 166 clause 7.2.4 |
| Side protection | EN 166 clause 7.2.8 |
| Resistance to surface damage by fine particles | EN 166 clause 7.3.1 |
| Resistance of eyepieces to fogging | EN 166 clause 7.3.2 |
