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 ...

In the old days, I had polarizing filters for my film SLRs. As far as I know they were just "polarizing." So I've been looking around for a new PL filter, and all I can find are ones labeled "circular ...

SAN FRANCISCO--(BUSINESS WIRE)--Light Polymers, a nanochemistry startup with R&D headquarters near Silicon Valley and application teams in Taiwan and Korea, is announcing a next-generation circular ...