Traditional Culture Encyclopedia - Photography and portraiture - SLR photography always has only a small focus, and everything else is blurred. Canon 650D lens EF 100mm 1:2.8L is a USM macro head (attached).

SLR photography always has only a small focus, and everything else is blurred. Canon 650D lens EF 100mm 1:2.8L is a USM macro head (attached).

Is the fuzzy effect, mainly determined by three factors. The larger the aperture, the longer the focal length, and the larger the size of the photosensitive element, the stronger the blur effect.

So if the focal length and camera remain the same, shrink the aperture down.

Or there is another way to shoot from another angle. When you want to shoot a clear object at the same distance from you, you can shoot it very clearly, such as walnuts on a plate. If you shoot vertically from top to bottom, it will be very clear.

Or ..... To tell the truth, this angle is generally the former solid and the latter virtual. It's better to take a real picture directly from the card machine. ...