Romer Scales are helpful tools that allow you to more accurately read your grid reference on a map. SOLKOA's Romer Scale is credit-card sized transparent plastic printed with seven different scales, a millimeter ruler, and a tool for estimating magnetic declination. Also included are a 4x credit-card sized fresnel magnifier lens, waterproof paper, and a pencil.
Features:
- Credit-card sized tools fit in your pocket for discreet carry.
- The combined weight for all components is less than 1 oz.
- Romer Scale Card has the following scales: 1:2400, 1: 24000, 1:2500, 1:25000, 1:250000, 1:50000, 1:100000.
- Made in the USA
