Question

chart for convex lens back surface facing the object

Answer 1

The virtual image of the convex lenses is taking with the focal distance of proper images.

This is managed with the front focal length of a lens and able to deliver thickness and curvature of the lens surfaces manages together to define actual points.

This is what it is managed with any point on the object taken back with focal distance of a convex lens.

Answer 2

Hiii your answer...
The virtual image of the concave lenses is taking with the focal distance of proper image.

This is managed with the front focal length of a lens and able to deliver thickness and curvature of the lens surface manages together to define actual point.

This is what it is managed with any point on the object taken back with focal distance of concave lens...

hope I help you....