Question

Which of the following would use a convex lens?

magnifying glass
telescope
microscope
all of the above

Answer 1

all of the above, their Convex lenses are thicker at the middle. Rays of light that pass through the lens are brought closer together (they converge). A convex lens is a converging lens. When parallel rays of light pass through a convex lensthe refracted rays converge at one point called the principal focus