CYA Clear Scale Ruler Maptool 1:24,000 Scale Map Reading Professional Protractor Accurate Learning for Poltting Utm, USNG, Mgrs Coordinates

This Sacle Ruler can measure and plot latitude/longitude coordinates as well as UTM/MGRS/USNG coordinates. It is also capable of measuring distances in both meters and miles., On the front side, the ruler has minutes and seconds on one edge and decimal minutes on the other edge, allowing you to use either notation. 0.01 min & 1 sec, On the back side, the ruler has distance in meters on one edge, and distance in either miles on the other edge. 10 meters & 0.01 miles, Lexan Material: Used to make rulers is highly durable, lightweight, transparent, chemically and heat resistant, easy to clean, and versatile., Warm Out: Since a degree of longitude covers a shorter distance as you move towards the poles, the ruler is used on a diagonal to measure longitude.