How to Master Nikon D3, D300 Autofocus

Rude Awakening

When my D3 first arrived, I had been using a D2x for 2 years.  I never noticed the D2x’s autofocus because it worked so well.  It faded into the background of my attention.   Expecting to have the same experience with the D3, I took it out of the box and brought it with me to a friend’s wedding.   I was seated among the guests right on the aisle.  It was still daylight, so the chapel had adequate lighting.  When the bridal procession began, I expected to get some great shots for my friend, the groom.   As the procession was moving straight toward me, I had only a few seconds to get a shot.  I confidently picked up the camera, framed and pressed the shutter.  Nothing happened.  I noticed that it was in single shot mode (S on the front switch) and realized that the shutter wouldn’t trip unless the focus was spot on.  I immediately switched it to C.  My last chance.  I reeled off a few frames, but all of them were out of focus.  What had gone wrong?   Of course, I switched to manual focus, but that moment was lost.  Fortunately, I wasn’t the hired photographer that day. Continue reading