Beginner guide to aperture and Depth of Field. If you want to get a blurry background, or take a landscape that is sharp from to back, then watch this video. This video tries to explain the basic principle of aperture. What it is. What it does How its used The effect it has. Different lenses have different apertures, so please bear that in mind, you lens may not go to f/1.4 or f/22. Also, I havent talked about diffraction in this video. This is when a lens starts to loose sharpness due to a
An inquest has found that Ian Tomlinson was unlawfully killed by a police officer during the G20 protests in London. The jury said PC Simon Harwood used “excessive and unreasonable” force in hitting Mr Tomlinson with a baton and shoving him to the ground. They added the newspaper seller posed no threat. Sky’s Home Affairs Correspondent Mark White reports.