a glass one
it is used in a concave lens
Fresnel lens
Magnifying glass is used with this lens
a diverging lens can not be used as a magnifying glass becuase a diverging lens( concave) lens diverges the the rays cousing the image to not be erect, but upside down. While magnifying glass ( convex) is used as it is a converging lens which focuses the rays in one point of an objects making it magnifies and erect.( right way up)
A convex lens.
A magnifying glass is convex, meaning that the lens curves outward.
a lens..a converging lens to be exact
Roger Bacon invented the magnifying glass. The magnifying glass is also called the hand lens. It was invented in 1250.
converging lens.
Convex lenses.
A magnifying Glass
A magnifying glass.