Near-field focused antenna arrays are innovative technologies that enhance the performance of antennas by allowing them to focus signals in specific directions or areas. This capability is ...

Getting things out of focus—on purpose—takes a lot of work. Get tips and tricks from photographer Jim Richardson ... do to limit the depth of field in our pictures. Things we can do to ...

This can create meaning in an image. Depth of field means how much of the image is in focus. A photograph might have: narrow depth of field, where only a small part of the image is in focus larger ...

This can create meaning in an image. Depth of field means how much of the image is in focus. A photograph might have: narrow depth of field, where only a small part of the image is in focus larger ...