Definitions of terms, abbreviations and acronyms related to photonics technology.
In a crystalline substance, the spectral range of states of energy that contains the crystal's binding valence electrons.
This reference is in the form of a wiki, meaning the content can be edited and expanded by members of the photonics community. To submit changes or additions use the EDIT keys found beside terms and headings on the site. Suggested changes or additions will be reviewed before being published online. By submitting material, you are agreeing to the terms and conditions of this website.