1. Home
  2. Login
  3. View Cart
  4. Checkout

Warning, Safety and Hazard signs
for vehicles and for the workplace.

Size / Viewing Distance Guide

Size / Viewing Distance Guide



Size CodeSign DimensionsPoor LightGood Light
G300 x 100mm6.6M11.8M
L450 x 150mm9.5M17M
M600 x 200mm14.3M25M

The above table shows maximum viewing distances in 'good' and 'poor' light conditions. These are a guideline only - please refer to BS ISO 3864-1: 2011 for specific calculations. You can also download a copy of the Health and Safety Executive's "Safety signs and signals" document by clicking here.