PPE belonging to category II and III shall be tested and certified by an officially recognized European Notified Body. Product certification which demonstrate compliance to the requirements set by PPE Regulation (EU) 2016/425 might be based on the following European standards: EN166 - Personal eye-protection specifications EN175 - Equipment for eye and face protection during welding and allied processes MEANINGS OF EN MARKING
OPTICAL CLASS
Difference in prismatic refractive power cm/m
Astigmatic refractive power m -1
Spherical refractive power m -1
Marking
Horizontal base out
Horizontal base in
Vertical
± 0.06 ± 0.12
0.06 0.12 0.25
0.75 1.00 1.00
0.25 0.25 0.25
0.25 0.25 0.25
1 2 3
+0.12 / -0.25
OPTIONAL REQUIREMENTS (ADDITIONAL MARKINGS ON LENSES, VISORS AND OCULARS)
SCALE NUMBER ( CODE NUMBER - SHADE NUMBER)
Symbol for protection against short circuit electric arc
8
Code number 2
Shade number and typical lens colours
VLT range
Symbol for protection against molten metals and hot solids
9
Clear
100% - 74.4%
1.2
Ultraviolet (UV)
Resistance to surface damage by fine particles
K
In/Out, yellow, clear mirrored, UVR
58.1% - 43.2%
1.7
UV with good colour recognition
Resistance to fogging of oculars
N
2C
Brown, smoke
29.1% - 17.8%
2.5 3.1
Protection against high speed particles at extreme temperatures (-5°/+55° C)
T
G15, smoke mirrored
17.8% - 8.0%
Frame suitable for small size head
H
Infra-red (IR)
4
Welding
-
3,4,5,...11
Enhanced reflectance in the infra-red Symbol for replacement ocular
R
Sunglare filter
5
Welding products do not require a code number
Sunglare filter with infra-red specification
6
FIELDS OF USE (ADDITIONAL MARKINGS WHICH CAN BE FOUND ON FRAME)
SYMBOL
DESIGNATION
DESCRIPTION OF THE FIELD OF USE
SPECTACLES GOGGLES FACE SHIELDS
Unspecified mechanical hazards and hazards arising from ultraviolet, visible, infra-red and sun radiation
Basic use
•
•
•
No symbol
MECHANICAL RESISTANCE (PROTECTION AGAINST HIGH SPEED PARTICLES)
Symbol
Impact level
Impact speed
Diameter
Grams
Spectacles Goggles Face shields
Liquids
Liquids (droplets or splashes)
•
•
3
High energy impact
190 m/s
•
A (T)
Large dust particles
Dust with a particle size > 5 μm
•
4
Medium energy impact
120 m/s
•
•
B (T)
ø 6 mm
0,86 gr
Gases, vapours, sprays, smoke and dust with a particle size < 5 μm Electrical arc due to a short circuit in electrical equipment
Gas and fine dust particles
•
5
Low energy impact
45 m/s
•
•
•
F (T)
Short circuit electric arc
•
8
Increased robusteness
5,1 m/s
ø 22 mm
43 gr
•
•
•
S
Molten metals and hot solids Splashes of molten metals and penetration of hot solids
•
•
9
(T) If the impact letter (F, B or A) is followed by the letter T, then the eyewear protects against impact at extreme temperatures (-5°/ +55°C)
54
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