Every so often a question arrives in the mailbox that`s not asking for advice about what camera to buy. Sometimes it has the added virtue of addressing a problem plenty of us share. Here`s one example ...

Do you sometimes wonder why your photos have turned out blurry or out of focus? It could be that you are using the wrong aperture or shutter speed, or it could be your choice of focusing mode. Here we ...

Let's focus on focusing! Focus is a matter of perspective, and many filmmakers have taken some artistic license playing with focus. But for the most part, the human eye is most satisfied looking at an ...

When it comes to digital camera one-upmanship, autofocus-speeds have finally usurped megapixel-counts. This is a good thing. Everyone can find a use for a faster-focusing camera, and everyone from ...

Four lenses and a Spatial Light Modulator allow each pixel to have a different focal length in research from Carnegie Mellon ...