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 ...

The iPhone’s Portrait mode uses computational photography to simulate the shallow depth of field of a digital SLR or mirrorless camera with a larger sensor. It’s evolved from a very crude tool into ...

Film expert Patrick Tomasso explains why shallow depth of field alone does not create a cinematic image.

Broadcast lens makers have long worked to marching orders from large venue live sports and concert producers wanting longer and (still) longer focal length telephoto zoom lenses. This year the camera ...

Bokeh is a Japanese term that describes the blurred effect in a wide aperture photo made from a shallow depth of field. Bokeh is typically characterized visually by the blurred refractions of light ...