How To Improve Focus in Underwater Photography
Pro tips for sharpening your focus underwater. Sharp focus is the cornerstone of nature and wildlife photography. In nearly all great photos, the subject and/or critical feature of the subject is in sharp focus. Luckily for us, modern digital cameras have sophisticated autofocus systems that instantly bring subjects into focus. These autofocus systems perform best in bright light. Wide-angle shooters often benefit from great ambient light — macro shooters can face challenges coaxing the camera to focus under ledges and other dark areas of the reef. Autofocus systems use pattern borders and contrasts to find focus; it’s harder to distinguish these features as a scene gets darker and duller. Armed with this basic knowledge, we can apply some techniques to help the camera focus and create sharp, high-impact images. Use a Focus Light All macro shooters should carry a focus light mounted on the top of the housing or strobe arm. This light shining on our subject makes all...