All-seeinge eye of the hard-earned dollar.

Abe up close and personal.

An ordinary US one cent coin.

The crop below shows the actual detail.

Olympus E-1, Olympus macro bellows maxed out (200mm of extension), and an Olympus 40mm/f2.0 (not even a macro lens).
The top two photos were made with the lens reversed (increases magnification)