Glossary

Picosecond laser

A type of laser that delivers light in pulses of the order of a trillionth of a second (picosecond), even shorter than those of Q-switched lasers. It is used in the treatment of dark spots and in tattoo removal.

Articles that mention this term

Treatment GuidesPigment Lasers: Which Dark Spots Do Q-Switched and Picosecond Lasers Work On, and Why Is Caution Needed with Melasma?How pigment lasers (Q-switched and picosecond) work on sun spots, freckles and birthmarks, the risks in melasma, sessions and the difference from IPL.Reviewed by the Medical Aesthetics Expert BoardTreatment GuidesLaser Tattoo Removal: How Many Sessions, Which Colours Are Difficult, What Are the Risks?How does laser tattoo removal work, why are many sessions needed, why do colours respond differently, what are the risks? A realistic patient guide.Reviewed by the Medical Aesthetics Expert Board

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