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Understanding image properties: sharpness

Originally published 2014/03/27. Reposting with updates. Today’s tutorial will cover a property called “sharpness” and how its manipulation affects an image. What is sharpness? Sharpness of an image describes its edge contrast, in other words how well defined edges are in the scene. Sharp images are clear and defined, easy for the eyes to follow […]

Understanding image properties: wrapping up

Originally published 2014/04/10. Reposting with updates. In this first set of tutorials we covered the basic properties of an image, and how their manipulation affects the end results. We explored exposure, contrast, saturation and sharpness individually, as it is generally easier to decouple properties when studying them. But the nature of an image is very […]

Taking better pictures: understanding focal length (part 1)

This new post continues the mini-series where we introduce and explain concepts useful for taking better pictures. After exploring the exposure triangle, and learning about camera settings, it’s time to look at the main piece of any camera: the lens. If you would like, here is a primer on how a camera works, and one […]

Taking better pictures: understanding the exposure triangle

Ever wondered what it takes to capture a perfect picture? Let’s start with taking better pictures first. A good picture is a well exposed and sharply focused image of the subject of interest. In this post we will go over the photography parameters involved during the capture of an image. We will cover things like aperture, […]