Temporal: coherence time τ_c ≈ 1/Δν, length ℓ_c = c τ_c (cm to km depending on linewidth). Spatial: high transverse coherence yields diffraction-limited focus and high-contrast interferometry. Both are direct consequences of coherent…
Temporal: coherence time τ_c ≈ 1/Δν, length ℓ_c = c τ_c (cm to km depending on linewidth). Spatial: high transverse coherence yields diffraction-limited focus and high-contrast interferometry. Both are direct consequences of coherent…