Posts published in September, 2024

Separating partially coherent light

Most light we see is partially coherent, but our ability to analyze and manipulate such light has been limited. In particular, though any such light can always be expressed as a sum of mutually incoherent and orthogonal modes – sometimes known as the “natural modes” or the Karhunen-Loève decomposition – we have never been able… Read more Separating partially coherent light