Question

difference between convex lens and convex mirror

Answer 1

in concave lens the parallel diverge from the focus. and in covvex lens the the parallel line converge at principle focus

Answer 2

convex lens and convex mirrors are completely the opposite the convex lens shows the image as that of a concave mirror and a convex mirror shows an image as that of concave lens 

convex mirror gives a wide view diminished image 
and convex lens gives a magnified and inverted image 

hope this answer helped you