The Silva Expedition 4 Compass comes highly recommended by Ray. Ideal for those attending one of our Wilderness Navigation courses. An award-winning Silva classic used by various defence forces around the world, it is a compass for experienced navigators having a full-sized base plate. Details: Compass housing made from Dryflex™ with a rounded base plate so it is comfortable and fits any hand size Patented red/black orienting lines to ensure it is easy to take bearings Map measuring scales mm, inch Romer scales, 1:25k, 1:40k, 1:50k. Calibrated for use in the Northern Hemisphere Luminous markings which enables night navigation Friction feet to increases precision in map work Hole for marking positions on map with pen/pencil which increases precision Built in magnifier for detailed map reading
