NiSi makes one of my favorite photographic accessories, namely the immaculately engineered NiSi NM-200s Macro Focusing Rail. The company also has various other product lines but is perhaps better ...

Polarizing filters are an integral part of photography. It can increase contrast and color saturation simply by reducing the reflections coming from shiny surfaces. As a result, things tend to look ...

Polarization, as a primary physical quantity of light, is of great interest to almost all optical sciences and technologies. Along with linear polarization detection, circular polarization (or light ...