To denote vessel activity in daylight time. Corresponds to RMRS recommendations.
Signal shapes (skeleton type) are being manufactured form the black nylon fabric with a density appr.400 gr/m2 . Skeleton constructed from the steel rod.
Soft signal shapes have simplified construction to enable compact storage conditions.
The dimensions of the signal shapes are as follows:
SPHERE – diameter 600 mm
CONE - base diameter 600 mm , height 600 mm
DIAMOND – short diagonal 600 mm , height 1200 mm
CYLINDER - diameter 600 mm , height 1200 mm