Quote Originally Posted by Aja B View Post
The lens you cited is perfectly compatible with your FM. The 80-200/2.8 AFS ED-IF is equally compatible as it, too, has an aperture ring. It is the 'G' series of lenses that are incompatible due to the absence of an aperture ring. And any lens with the DX designation is a 'no-go'.

AH! Makes perfect sense. Thanks!