How the following code can be made idiomatic in ELisp?

(global-set-key [f3] 
  (lambda () (interactive) 
    (let ((f (ffap-file-at-point)))
      (start-process "test" "output" "mpv" f))))

Can temporary f variable be removed?

How can the following code be made idiomatic in ELisp? Can the temporary f variable be removed?

(global-set-key [f3] 
  (lambda () (interactive) 
    (let ((f (ffap-file-at-point)))
      (start-process "test" "output" "mpv" f))))