The Fine Art of Photography

Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: Ill VALUES The term " values " may be defined as the ' intensity of light reflected from objects, though this definition is not precisely correct from the pictorialist's point of view, since some colors have a psychic effect different from their actual photometric value. Thus, we are accustomed to associate yellow with light and warmth, so a yellow object may appear lighter to the eye?or, rather, to the mind?than, say, a violet object which has the same reflecting power. Nevertheless, the definition as given may be accepted as generally satisfactory. It must be understood that the light values of a given object are by no means constant, for they vary with the quality and intensity of the incident illumination, and even under a given light they are not necessarily always the same, so far as the pictorial ef