SPIE Digital Library Get updates from SPIE Newsroom
  • Newsroom Home
  • Astronomy
  • Biomedical Optics & Medical Imaging
  • Defense & Security
  • Electronic Imaging & Signal Processing
  • Illumination & Displays
  • Lasers & Sources
  • Micro/Nano Lithography
  • Nanotechnology
  • Optical Design & Engineering
  • Optoelectronics & Communications
  • Remote Sensing
  • Sensing & Measurement
  • Solar & Alternative Energy
  • Sign up for Newsroom E-Alerts
SPIE Defense + Commercial Sensing 2017 | Call for Papers

Journal of Medical Imaging | Learn more

SPIE PRESS




Print PageEmail Page

Lasers & Sources

Lasers lift dirt of ages from artwork

BBC News
26 February 2010

Physicists have applied the same laser techniques commonly used for tattoo removal to clean several famous works of art, including wall paintings.

The difficulty is in choosing the right laser and sometimes, if it doesn't exist, having to build it. The pulse frequency and duration have to be very precisely selected for each task.

Full story from BBC News