The Blundell Harling Portland Course Plotter & Divider Kit includes a Course Plotter, 7-inch Single-Handed Divider and comprehensive instructions. The plotter has a brightly coloured directional arrow to improve accuracy by preventing accidental reciprocal bearings. The edges are graduated for tide and boat speed.
The clear acrylic design of the Blundell Harling Portland Course Plotter makes it lightweight and easy to use as you can see through the tool. It’s easy to plot latitude from your GPS system as the base has a fixed grid.
The Blundell Harling Portland Course Plotter & Divider Kit is part of the globally famous ‘Portland’ range of navigational instruments from Blundell Harling Ltd, making this a popular and reliable kit.