Understanding Aperture in PhotographyAperture in photography is one of three elements that affect exposure; the other two being shutter speed, and ISO. The three elements are known as the Exposure Triangle.Aperture controls:Exposure: How bright or dark the image is.Depth of Field: How much of the photo is in focusPhotographers Resource Center is supported by … [Read more...] about Aperture in Photography – A Guide for Beginners