The convex lens are the converging lens. The periphery of the convex lens is thinner & the center part is thicker. In other words, the convex lens are bulging at the center & thinner at the periphery.
In a convex lens, the middle is thicker than the outer rim. In a concave lens, the outside rim is thicker.
a convex lens
The edges of a convex lens are thicker than the middle.
A convex lens.
A convex lens
In a convex lens, the middle is thicker than the outer rim. In a concave lens, the outside rim is thicker.
a convex lens
The edges of a convex lens are thicker than the middle.
A convex lens.
A convex lens
The top of the convex lens is thicker than the bottom.
Convex lens.
it is a convex lens .
convex lens
A convex lens.
convex
A convex lens.