\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

But with the arrival of motion pictures, the telephoto lens, journalistic photography and ... In his show at London’s Marlborough Fine Art Gallery, he illustrates the chilling resources open ...

Rather than limiting itself to regional narratives, Fenix promises to examine migration through a transcultural perspective, exploring its themes through the lens of art as a universal phenomenon ...