DJI has revealed the Ronin 4D, a cinema camera system with a built-in 4-axis gimbal, 8K resolution and LiDAR rangefinder that promises "sharper, faster and more reliable focusing." With a price ...
The object on the focal plane is the sharpest. However, some part of the object outside the focal plane is also sharp - this is the depth of field. The depth of field in front of the focal plane is ...
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