What is the magnification of concave and convex lens?



What is the magnification of concave and convex lens?

For a convex lens, f is positive and for a concave lens, f is negative. 4. For a real image, magnification M is positive and for a virtual image, magnification M is negative. The image formed may be real or virtual. 1. (i) Real image (extended object method) Let us consider a convex lens as shown in figure.

What is the UU of a convex lens?

u is denoted as the distance of the object from the optical center. In convex lens, the focal length is positive. Real Image and Virtual Image for Convex Lens. Real Image: A convex lens can be used to produce a real image, and this occurs if the object is located at a position of more than one focal length from the lens.

What is an example of a convex lens?

Uses of convex lens 1 Another common example of the use of this type of lens is a magnifying glass. … 2 It is used to correct Hypermetropia or long-sightedness. 3 It is used in cameras because it focuses light and produces a clear and crisp image. More items…

What is real image and virtual image for convex lens?

Real image and Virtual image for convex lens. Real Image: A convex lens can be used to produce a real image, and this occurs if the object is located at a position of more than one focal length from the lens. It is projected in front of the lens and can be captured on a screen. It is used to the movie theater, projector etc.