Tunnel Sensors Limited
Tel +44 (0)1280 850563
Fax +44 (0)1280 850568
Tunnel Sensors is a division of
DynOptic Systems Limited
15 High Street
Company No. 1950437
VAT No. GB 443715454
The VIPA-L is a long path visibility monitor designed for use in ambient environments such as road, rail or other industrial applications.
The ILLIOS measures illuminance inside the tunnel bore to affect safe lighting conditions for drivers.
The LUMIOS MkIII measures the level luminance, or brightness, at tunnel portals to ensure that the visual perception of drivers is maintained, both day and night.