6 Sharpening and noise reduction How to make full use of the capture sharpening and noise reduction controls in the Detail panel Digital capture undoubtedly offers photographers the potential to capture more detail than was previously possible with film, but it is also important to understand that presharpening has always been an integral part of the digital capture process. There are many reasons why it is necessary to presharpen. The process of converting the light information that hits the photosites on the sensor and subsequent digital data process- ing will result in an image with softer edge detail than would normally be considered desirable. It could be that the lens optics on your camera are not particularly sharp. Therefore, a