Convert between E, H, B, and power density units. Assumes a plane wave in free space (E = η₀H, S = E·H).

Electric Field

Magnetic Field (H)

Magnetic Flux Density (B)

Power Density

Relations: S = E²/η₀ = η₀·H²   |   1 mW/cm² = 10 W/m²
E 3 V/m, H 0.00796326 A/m, B 1.000692e-8 T, S 0.0238898 W/m²