What is the repeated, blurred image background called?

In photography, bokeh (/ˈboʊkə/ BOH-kə or /ˈboʊkeɪ/ BOH-kay; Japanese: [boke]) is the aesthetic quality of the blur produced in out-of-focus parts of an image.

1. What is an image with blurry background called?
2. What is it called when you focus on one thing and blur the background?
3. What is it called when the foreground is blurred?

What is an image with blurry background called?

What is Bokeh? Bokeh is defined as “the effect of a soft out-of-focus background that you get when shooting a subject, using a fast lens, at the widest aperture, such as f/2.8 or wider.” Simply put, bokeh is the pleasing or aesthetic quality of out-of-focus blur in a photograph.

What is it called when you focus on one thing and blur the background?

Shallow focus is a term referring to the technique that keeps one part of an image in focus while the rest is out of focus. Shallow focus uses a shallow depth of field by either widening the aperture, increasing the focal length of the lens, or placing the camera closer to the subject to create blur.

What is it called when the foreground is blurred?

DOF refers to how much a photograph appears to be in focus. If the main subject is in focus, but the foreground or background is blurred, the photo is said to have a shallow DOF.