What are the imaging characteristics of standard lenses?

The standard lens is the most basic photography lens among all lenses.

Since the picture effect of a standard lens is very similar to the visual effect of the human eye, the picture effect shot with a standard lens is very ordinary, and can even be said to be very "bland". It is difficult to obtain a wide-angle lens. Or the artistic effect of a telephoto lens rendering the picture.

The visual effect expressed by the standard lens has a natural sense of closeness. When shooting with the standard lens, the distance from the subject is relatively moderate, so it can be used in photography situations such as ordinary landscapes, ordinary portraits, and snapshots. Most of the most common commemorative photos are taken with standard lenses.

The standard lens is also a lens with excellent imaging quality. It is very effective in expressing the details of the subject.