Photo: A convex lens makes light rays converge (come together) at the focal point or focus. The distance from the center of the lens to the focal point is the focal length of the lens. Convex lenses are used in things like telescopes and binoculars to bring distant light rays to a focus in your eyes.
Ben Roethlisberger Compared To My 5ft 10in (177cm) Height. Ben Roethlisberger's height is 6ft 5in or 196cm while I am 5ft 10in or 177cm. I am shorter compared to him. To find out how much shorter I am, we would have to subtract my height from Ben Roethlisberger's height. Therefore I am shorter to him for about 19cm.
How Tall Is Big Ben ? Big Ben which is probably the most popular clock throughout the United Kingdom and amongst the best known landmarks within London is known for its height. It is the tallest chiming bell in the whole world. The clock tower that holds Big Ben is basically 316 feet high and was build after thirteen long years. It seems to be slightly leaned towards the northwest direction while its inner volume is around 4,650 cubic meters.