Convert 1 Per Meter to Per Millimeter

1 m⁻¹ (Per Meter) is equal to 0.001 mm⁻¹ (Per Millimeter). To convert from Per Meter to Per Millimeter, multiply by 0.001 or divide by 1,000.

• 1 m⁻¹ × 0.001 = 0.001 mm⁻¹
• 1 m⁻¹ ÷ 1000 = 0.001 mm⁻¹