Optics.org
daily coverage of the optics & photonics industry and the markets that it serves
Featured Showcases
Photonics West Showcase
Menu
Wolfgang Schade's evanescent-wave field sensor for hydrogen sulphide detection at the Solfatara crater. The evanescent field is the light that "leaks" outside an optical fibre as a laser beam bounces down the fibre by total internal reflection.
© 2024 SPIE Europe
Top of Page