Lewmar 60mm HTX Block Triple

The cards show a graphic of a vessel's night navigation lights (in colour) or daytime symbol shapes such as baskets and cones, as seen from your position. In the case of the cards showing lights the vessel's silhouette is just discernible. The meaning is shown on the back of the cards as usual.

Lights and Shapes have been a must have for skippers and crew studying for RYA qualifications, Flip Cards make it so much easier.

A useful set of cards which makes interpreting ships lights so much easier.