A diffraction grating is an optical component for spectroscopy ... that exposes photosensitive polymers to light through a mask. Using this, we developed a new grating, which was mounted with ...

Meta-grating with a fourfold increase in efficiency At Hannover Messe, which begins Monday, March 31, Meretska and her team will present an optical diffraction meta-grating that was made using ...

The pattern may be bigger, and red light is likely less sensitive to imperfections in the grating. Some of the special edition banknotes in circulation don't have the maple leaf diffraction grating.