This aviation plotter features a double-sided printed design for easy scale reading on each side. It includes sectional scale 1:500000, scale 1:1000000, and terminal area scale 1:250000. Crafted with high-quality workmanship, this flight plotter uses durable printing technology to ensure numbers and markings remain clear and long-lasting. The navigation plotter is calibrated to the standard ratio of statute miles and nautical miles, providing accurate and precise measurements for determining flight distance and direction. This fixed plotting ruler is ideal for aviation student training, private pilot training, search and rescue operations, and crew training. It is also suitable for flight instructors as a teaching tool for plotting and measuring distances. Made from durable plastic material, the slide rule is resistant to breaking and melting, and can withstand high temperatures. Material: Plastic Color: As shown Package Contents: 1 x Flight Plotter Note: Light reflection and display differences may cause slight color variation between the image and the actual item. Measurement may vary by +/- 1-3 cm.