JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.
Convenient length (255mm x 38mm) for cockpit use. Outside edges respectively read to 70 Nautical Miles in 1:500,000 and to 35 Nautical Miles in 1:250,000. Centre scale converts between Kilometres and Nautical Miles to 75 Nautical Miles.