Depth of field: The distance between the nearest and farthest object in a scene that appear acceptably sharp in an image.

Motion Blur: This is the apparent streaking of rapidly moving objects in a still image or a sequence of images such as a movie or animation. It results when the image being recorded changes during the recording of a single exposure, either due to rapid movement or long exposure.

Daguerreotype: A photograph taken by an early photographic process employing an iodine-sensitized silvered plate and mercury vapor.

Photo Vocabulary