Why I Prefer Back Button Focus

Back button focus essentially gives you the best of both single and continuous AF modes, at virtually the same time. All you need to do is have your camera constantly set in continuous AF mode. Simply press and release the back focus button to focus on a still subject (and recompose as desired) or press and hold to track movement, releasing only if your subject stops moving.

Do lens filters really protect your lens?

A controversial question for sure and to be honest, somewhat redundant.

Let’s just clarify one thing from the outset. For digital photography, UV filters make no difference to image quality, in fact it will degrade your image quality very slightly. They will however, help if you’re the retro type and use film. I’m one of those guys, it’s so much fun –  get into it if you can!