If you are shooting DNG then it may require further post processing of sharpness. JPG are processed further and that processing often includes sharpening. Also be aware that every factory run of lenses will have some variation in them. High...
This, plus the longer focal length results in a larger aperture that will also require a longer shutter speed to capture enough light. The longer the shutter speed, coupled with the fact the ship appears to be moving, plus drone movement...
DJI is clearly not going out of business any time soon. They are an international company, selling internationally. However, they have been, and are having great difficulty getting product into the United States.
In December, I had success in...