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| Field of vision | EN 168 clause 18 |
| Spherical, Astigmatic, and prismatic refractive powers | EN 167 clause 3 |
| Diffusion of the light | EN 167 clause 4.2.2 |
| Filter material and surface quality | EN 167 clause.5 |
| Extreme temp. Conditioning and test for increased Robustness | EN 168 clause 3 |
| Conditioning 55ºC during 60 min | EN 168 clause 5 |
| Resistance to high temperature | EN 168 clause 5 |
| 50 h UV Conditioning, transmittance, and diffusion | EN 168 clause 6 / EN 167 clause 4.2.2 |
| Resistance to ignition | EN 168 clause 7 |
| Transmittance variation | EN 167 clause 7 |
| Protection against impacts high speed particles | EN 168 clause 9.2.1 |
| Protection against drops and liquid splashes | EN 168 clause 12 |
| Protection against large dust particles | EN 168 clause 13 |
| Protection against gases and fine dust particles | EN 168 clause 14 |
| Lateral protection | EN 168 clause 19 |
| Sand abrasion conditioning + light diffusion | EN 168 clause 15 |
| Visible and ultraviolet transmittance | EN 170 |
Personal eye protection determinations
Description:
Field of vision, Extreme temp. Conditioning and test for increased Robustness, Conditioning 55ºC during 60 min, Resistance to high temperature, 50 h UV Conditioning, transmittance, and diffusion, Resistance to ignition, Protection against impacts high speed particles, Protection against drops and liquid splashes, Protection against large dust particles, Protection against gases and fine dust particles, Lateral protection, Sand abrasion conditioning + light diffusion. According to EN 168.
Spherical, Astigmatic, and prismatic refractive powers, Diffusion of the light, Filter material and surface quality, Transmittance variation. According to EN 167.
Visible and ultraviolet transmittance. According to EN 170.
Standard :EN 170, EN 167, [:es]EN 168[:],
