Sharp photos start when the picture is taken. The subject must be in focus and the camera must be still enough to prevent camera shake. Each shot requires the photographer to decide where the plane of sharp focus should lie and whether it should be wide or narrow. This is basic shooting technique.
Holding your camera properly (including cradling the lens with your left hand) and gently squeezing down the shutter button and holding your breath during exposures increases your chances of getting sharp pictures. Stabilised cameras and lenses will tilt the odds in your favour. It’s also important to choose where to focus and what aperture to use for the desired depth of field, as outlined in our feature on pages 40 to 44.
Even when all requirements have been met, your images still need additional sharpening to overcome the slight blurring caused by demosaicing (combining RGB data to create
