It is believed to use underexposed and overexposed frames like Smart HDR from Apple. Since the film stock was sensitive to overexposure, he often intentionally underexposed it. Film is less sensitive to red light, so photos of reds are darker and underexposed. Brightening the image, especially in underexposed photos, brings out the "shadow noise" in such areas. She is best known for her invention of a method to enhance underexposed photographic negatives. Underexposed images can often be improved by using this feature. In both processes, a very underexposed negative image was produced in the emulsion. Her groundbreaking method enhanced underexposed emulsions and increased the limits of photographic detection. He is co-publisher and co-editor, with Gilbert Hage, of Underexposed Books. The series consisted of different events throughout Atlanta that raised funds for underexposed nonprofit organizations. The station featured a specialty show called "Underexposed" Sunday nights 9-11pm.