Floors of So Uk Estate. One method of accentuating the subject was to focus on a light source in darkness; the darker the background, the more outstanding the subject. The key is to avoid objects of equal brightness appearing on the picture, and should try to eliminate them from the frame.If such were unavoidable, darkroom processing or computer processing can be done to reduce its brightness or have it deleted. This picture is a result of post-processing.The background was darkened to accentuated the effect of the lone moon in the sky. The site where the photo was taken is a opposite facing building; the lens was a 135mm and the film was black-and-white. A painter could be seen repainting the wire fence, and the bright areas of the sky accentuated the silhouette of the subject.