väljasügavust
Väljasügavust is an Estonian term that translates to "depth of field" in English, a concept primarily used in photography and optics. It refers to the range of distance within a scene that appears acceptably sharp in an image. This range is not an absolute value but rather a subjective measure, depending on factors such as the lens aperture, focal length, and the distance of the subject from the camera.
A shallow depth of field means that only a narrow range of distances will be in focus,
The f-number (aperture) is a key determinant of depth of field. A smaller f-number (e.g., f/1.8) corresponds