Eyewear

EN166 The European standard the product is approved against
CE European marking

B Medium energy impact ( Goggles )
F Low energy impact ( Glasses )
S Increased robustness
1 Optical class: refraction value +/- 0.06 dpt, 0.12cm/m – Continuous Use

3 Liquids (droplets / splashes)
4 Dust with particle size of greater than 5 µ m.
5 Gases, vapours, spays, smoke and dust with particle size less than 5 µ m.
8 Electrical arc due to a short circuit in electrical equipment
9 Splashes of molten metals and penetration of hot solids

T Protection against high-speed particles at extreme temperatures
K Resistance to surface damage by fine particles
N Resistance to fogging in extreme temperatures

2 (Shade Number) Ultraviolet filter, colour recognition maybe affected
3 (Shade Number) Ultraviolet filter, good colour recognition