This aviation plotter features a double-sided printed design for easy scale reading on both sides. It includes sectional scale 1:500000, scale 1:1000000, and terminal area scale 1:250000. The flight plotter is well-crafted using specialized manufacturing technology to ensure the printed numbers and markings remain durable and fade-resistant over time. 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. The slide rule is constructed from durable plastic material, resistant to breaking and melting, and capable of withstanding 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.