Bokeh or Blur – How to do it and how to fake it
August 24, 2009
This tutorial has been moved to http://www.digidiversity.co.uk/2009/08/bokeh-or-blur-how-to-do-it-and-how-to-fake-it/
The term ‘Bokeh’ comes from the Japanese word for blur (or so i have read). This term is used for the photographic technique of blurring the background while keeping the subject in focus.

It is created by something called the Depth of Field (DoF). This is the area in which your photo will be in focus and where it will start to fade out of focus (start to blur). There are 2 main factors involved in controlling the Depth of Field. The aperture and the focal length……