Owning an expensive camera lens can be a nerve-wracking experience - the tiniest scratch can instantly decimate its value. As a result, the first thing I do after purchasing a lens is to fit it with a filter. For those of you unaware of a filter's purpose, it's basically a piece of glass which screws onto the front of your lens, providing it with a degree of protection. Of course, it's not all about protecting your assets, as different filters have different properties. The filters that I primarily use are of the 'UV' type, designed to screen out (or more aptly 'filter out') ultra-violet light, and reduce haze in sunny conditions. The good thing about UV filters is the ..  Read the complete review