The world of camera filters is complicated and overwhelming. There's acronyms galore, and it's difficult to figure out exactly what each and every kind does. Let's dive into the world of CPL's, ND's, ...

Variable neutral density (ND) filters are handy tools for photographers, in that their opacity can be adjusted simply by rotating them. So, why not use them for adjustable-tint sunglasses? Well, ...

A bustling metropolis, such as London in the UK, provides a fascinating contrast of old and new, with modern glass-and-steel structures butting up against historic buildings. However, cities are also ...