«We now need to test this hypothesis in other species and in the same studied species too but in wider depth ranges and in other Antarctic areas because the minimum pH value can vary in depth depending on the area they are. (sciencedaily.com)
It's also important to note that smaller smartphones will likely bounce around because of the wider depth of the case itself. (businessinsider.com)
A shallow depth of field (smaller f - stop number) will only focus on the objects in the foreground and leave the background blurry and a wider depth of field (larger f - stop number) will produce an image with more of the background in focus. (thefoxandshe.com)