Road Safety Management
Slovak version

Measuring equipment

Measuring equipment of the retroreflective sheeting features is TUV certified and largely used by inspection laboratories, road authorities or vehicle inspection points.

The device measures the basic traffic sign colors i.e. white, yellow, blue, green, brown, red and fluorescent colors. Measured angles comply with the EN 12 899-1 norm and ECE 69, 70 and 104 European regulations.

Retroreflective device – Retrochecker

Retrochecker 2000
News - Retroflex

Basics of the Retroreflection

Types of reflections

Regular reflection

Regular reflection
Diffusion reflection

Diffusion reflection
Reflexometry

Reflexometry

Visibility of DZ

Observation angle (α)
Observation angle

Observation angle (α)
α = 0.2- 0.30, α = 0.6- 0.70>Observation angle

Illumination angle (β)

Osvetľovací uhol

Various lighting angles depending on the position of the vehicle

Various lighting angles depending on the position of the vehicle

Several lanes

Several lanes
Crossroads

Crossroads
Bends

Bends