Rigid Lexan Plastic made Nautical-statute Conversion Scale for Flight Pilots with Pilot Flight Ultimate Rotating Plotter

Route planning made simple. One twist of the azimuth allows you to measure the true course or to determine the magnetic course. The rotating plotter also includes scales for sectional terminal area and WAC charts in statute and nautical miles. The composing material is lexan, famous for its pressure standing quality (250 times the impact resistance of glass, Can handle temperatures up to 240 degrees Fahrenheit before deforming, highly resistant to acids and other chemicals such as gasoline). Transparent and black marking on clear white background makes it simple and easy to access.