In photography, depth of field refers to how much of a three-dimensional space the camera can focus on at once. A shallow depth of field, for example, would keep the subject sharp but blur out much of ...

For more than a century, photographers have had to choose which part of a scene should be tack sharp and which parts would ...

“In optics, there was a problem,” says Amit Agrawal, a physicist at the National Institute of Standards and Technology in Gaithersburg, Md. If you wanted to focus a single lens to two different points ...

A new trilobite-like camera lens has been developed, and it offers a feature that is not yet integrated into the mainstream camera devices, such as DSLRs and video cams developed by Sony, Nikon, and ...

Replay: Today's large sensor cameras allow us much more control over depth of field than older, small sensor devices. Here's some tips on how to use depth of field as a creative tool. When DSLR video ...

One of the reasons to move up from a cellphone or point-and-shoot cameras to a DSLR or digital mirrorless one is the ability to exert control over your exposures with the latter. With cellphones or ...