Eye Protection MarkingsThe diagram below explains the technical details and manufacturer’s marks on Safety Eyewear according to EN166.

Lens markingScale number of filters (optional) 2-1

2

Manufacturer’s ID code

Optical class 1

Symbol of optical classOptical class 1 = best class

Continuous use 1Intermittent use 2

FMechanical strength (optional)

Symbol of mechanical strength

SIncreased robustness (12 m/s)

F

Medium energy impact (120 m/s) B

High energy impact (190 m/s) A

Manufacturer’s ID code

Number of EN standard 166

Symbol of field(s) of use 34

Liquids (goggle/visor) 3

Large dust particles (goggle) 4

Gas and fine dust particles (goggle)

5

Short circuit electric arc (visor) 8

Molten metalsand hot solids (goggle/visor)

9

Frame marking

T Temperature(-5ºC to +55ºC)

9 Symbol of non-adherence of molten metal and resistance to penetration of hot solids (optional)

K Resistance to surface damage (anti-scratch)

N Resistance to misting and fogging

CE CE mark of conformity

B Symbol of resistance to high speed particles (optional)

F low energy impact (45 m/s) (spectacle/goggle/visor)

B mediumenergy impact(120 m/s) (goggle/visor)

CE CE mark of conformity

0196 Certified body number

Liquid andDust

Gas TightAnti-fogAnti-scratch MoltenMetal

Side ArmAdjustment

99%BridgeMovement

Side ArmExtending

100%ExtremeTemperature

KEY

Low energy impact (45 m/s)

Field(s) of use (optional)

Basic use no symbol

T extreme temperature (-5°C/+55°C)

For advice on specific solutions and prescription eye wear, call your local branch.

A high energyimpact (190 m/s) (visor)