When Xiao Fang was taking his graduation portrait, the photographer tried the lens for the zth time and found that not all the students on both sides were taken in. In order to take all the students i

When Xiao Fang was taking his graduation portrait, the photographer tried the lens for the zth time and found that not all the students on both sides were taken in. In order to take all the students in, the photographer should

In order to prevent all the students on both sides from being taken in, that is, the image of each person will become smaller, the object distance must be increased, that is, the distance between the camera and the person being photographed must be increased. Therefore, keep the camera away from the person being photographed.

As the object distance becomes larger, the image distance also becomes smaller, so the image distance needs to be reduced at the same time, that is, the lens should be retracted backward.

So the answer is: stay away;