I SLR camera lens focus is not normal
Focus can not be too close to the object being shot. The There are manuals. Recent search for focal distance. The focal lengths are different.
From the landlord to see, it should be 18-200 mesh is too long, the quality of the general focus of the car, in the infinity of the focal length of the process to the need to stretch a relatively long time. Need patience to adapt will not be their own problems.
But if the display focus is normal, but after shooting found that focus on the focus, that is, there is running the problem, and need to do the test.
In addition, non-original lens on the focus of most of the focus and zoom speed should be less.
This is your fuselage and lens focus on the quality of the decision, not a fault.
It is recommended to improve the ambient brightness, select the contrast contrast obvious focus of the main body as a focus reference, which can significantly improve the focus performance.
