lenticular

Of or pertaining to a lens.

Shaped like a biconvex lens.

The sporophyte foot is also characteristic: it is very broad and more or less lenticular or disciform, as broad or broader than the calyptra stalk[…]

The [Royal Albert] bridge itself has approach viaducts on each side, before two 455ft lenticular trusses span the main part of the river, which is 80ft below.

Relating to a lenticular image.

lenticular photography

But establishment on the fringes of everyday practice doesn't mean lenticular photography is a failure. On the contrary, the process manifests resounding cultural success through its longevity.

Covered in lenticels.

Ellipsis of lenticular image.

Ellipsis of lenticular galaxy.