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Because concave lens diverges light.
Since concave lens cannot form real image, this method can't be used.
Since concave lens cannot form real image, this method can’t be used.
Convex lens.
Between f and 2f.
Focal length of concave lens is taken negative. Why ?
Because concave lens diverges light.
Because concave lens diverges light.
See lessCan the above method be used to find the focal length of a concave lens?
Since concave lens cannot form real image, this method can't be used.
Since concave lens cannot form real image, this method can’t be used.
See lessWhat type of lens in used as an eye lens?
Convex lens.
Convex lens.
See lessWhere will you keep the object to form a real enlarged image?
Between f and 2f.
Between f and 2f.
See less