Macro photography refers to close-up photography; the classical definition is that the image projected on the “film plane” (i.e film or a digital sensor) is close to the same size as the subject.
Life is a tragedy when seen close-up, but a comedy in longshot.
Images of objects that fill up most of the picture frame are often called close-ups, but that is not the subject here. This chapter is concerned with real close-ups and “macro” photography. This distinction is made clear by the concept of magnification, m, which just means the ratio of the size (height) of the image of an object to the actual size (height) of the object (see Chapter ...