
Picosecond vs. Q-Switched Lasers for Pigment: What the Pulse Width Actually Changes
Beverly Hills practices increasingly market picosecond devices as the default for tattoos and sun spots. Here is what the shorter pulse genuinely does, where the older nanosecond technology still holds up, and how to read the physics behind the sales pitch.
July 31, 2026 / By Ezra Caulfield / 4 min read







