The image formed by a concave lens is always virtual, erect and diminished. The image formed by a concave mirrorconcave mirrorA concave mirror, or converging mirror, has a reflecting surface that is recessed inward (away from the incident light). Concave mirrors reflect light inward to one focal point. They are used to focus light.
› wiki › Curved_mirrorCurved mirror - Wikipedia can be real or virtual, enlarged or diminished, and erect or inverted, depending upon the distance of the object from the mirror.Mar 13, 2021