what are convex and concave lens tell about how we get knowledge about (f) (2f) and optical centre also all important things related to lens
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converging lens is known as convex lens whereas diverging lens known as concave lens.....
f is the focus point on principal axis.
and 2f is the twice of focal length
yuvrajsharma97847333:
more about this
but what do u want about concave and convex lens..
what do u want to know
i want to know how to locate image of an object in conacave and convex lens
if the object placed at F then image will formed at infinity......and if the object is placed at 2F then the image will formed of same size and at 2F'
in convex lens
ok thanks
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