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Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
Eye ProtectionTECHNICAL PPE LIBRARY

EN 172

EN 172 Legacy Industrial Sun-Glare Filter Reference

EN 172 is the withdrawn legacy European reference for sun-glare filters used occupationally. EN ISO 16321-1 is the current general reference for new occupational eye/face protectors; ordinary sunglasses must not be confused with occupational safety eyewear.

Product type
Legacy industrial sun-glare filter
Field focus
Code + product + conditions of use
TECHNICAL PRODUCT IDENTITY
EN 172
Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
FILTERFilter

Always verify the actual product label, manufacturer technical documentation and conformity markings.

Purpose — Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
01

Purpose

EN 172 is the withdrawn legacy European reference for sun-glare filters used occupationally. EN ISO 16321-1 is the current general reference for new occupational eye/face protectors; ordinary sunglasses must not be confused with occupational safety eyewear.

Typical use — Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
02

Typical use

Identification of existing EN 172 products in outdoor/glare work and verification of the current occupational standard when selecting new protection.

What to look for? — Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
03

What to look for?

Check filter darkness, colour-recognition needs, mechanical protection and the current product standard together; a dark lens alone is not evidence of safety performance.

CLASSES & SELECTION LOGIC

Technical classes in this standard

A class code is not a selection decision by itself. Interpret it together with task-specific risk assessment and manufacturer data.

Legacy reference — Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
LEGACY

Legacy reference

EN 172 is withdrawn.

Occupational protection — Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
OCCUPATIONAL

Occupational protection

Occupational safety eyewear is not defined by lens darkness alone; mechanical and optical performance also matter.

READ THE PRODUCT LABEL

Code & marking decoder

FILTERFilterGlare reduction and colour recognition are matched to task needs.
Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
READ THE PRODUCT IN THE FIELD

Where is the standard marking found?

Location varies by manufacturer and design. These are the first places to check; final verification must use the actual product and manufacturer documentation.

1
Filter code on legacy lens/frame

The marking should be legible, durable and match the product.

STANDARD FAMILY

Standards often reviewed together

EN 172

Withdrawn industrial sun-glare reference

EN ISO 16321-1

Current general reference for new occupational protection

COMMONLY CONFUSED

They are not the same thing

Sunglasses ≠ occupational safety eyewear

Glare reduction does not replace mechanical or other hazard protection.

WRONG-SELECTION EXAMPLE

A typical field mistake

Treating ordinary sunglasses as PPE for outdoor work.
Why is this a problem?

Occupational product standard and required impact/optical performance must be verified.

Better approach

Select protection conforming to the current occupational standard.

WHERE IN THE FIELD?

Typical applications

Outdoor work — Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
01
Outdoor work
Glare exposure — Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
02
Glare exposure
Industrial worker wearing occupational protective eyewear in bright outdoor sunlight
HSE FIELD CHECK

30-second field check

Use for quick pre-checks. It does not replace certification, competent inspection or task-specific risk assessment.

CHECK FOCUS

Is lens darkness suitable for the visual task?

CRITICAL MISTAKE

Treating ordinary sunglasses as PPE for outdoor work.

BETTER APPROACH

Select protection conforming to the current occupational standard.

1

Is lens darkness suitable for the visual task?

2

Is the product certified as occupational eye protection?

RELATED SERNEM RESOURCES

Next step for EN 172