Jon Sienkiewicz

Do your friends often tell you that your photographs are so good you should become a professional? Do you sometimes stare blankly at the pages of National Geographic and hear a voice inside your head that says, “I can do better than that!”? Do you post on Instagram more than 70 times a week? If you answered “yes” to any of these questions, read on—and unleash the master picture-taker that’s lurking in your soul.

If you think the name Advanced Rear is a little confusing, wait until you wade through the entire Manfrotto Advanced photo backpack lineup which includes models named Advanced Active, Advanced Travel and my overall personal favorite, the Advanced Gear photo backpack. The good news is that aside from the goofy naming system, I can’t find anything else wrong with them. These are beautifully designed, very well made and look like they’ll last a lifetime. But I’m getting ahead of myself…

Depth of Field has a lot in common with gravity. You don’t have to fully understand the physics behind it to make it work for you. Managing depth of field is a critical component of mastering photography. This article should get you well on your way.

An aperture set at f/2 is twice as big as one set at f/2.8 and four times larger than f/4. What’s Pi got to do with f/stops, and why do we use such a seemingly arbitrary numbering system? Continue reading to learn the answers to these and a few more arcane aperture facts.