Every point $F$ lies one focal length away from the lens centre. Every point $2F$ lies two focal lengths away from the lens centre. Which diagram shows a converging lens being used as a magnifying glass?
Physics 0625 · IGCSE · Light
Every point $F$ lies one focal length away from the lens centre. Every point $2F$ lies two focal lengths away from the lens centre. Which diagram shows a converging lens being used as a magnifying glass?