I haven't seen it show up in any pictures. It is near the edge of the lense, and I can't see it looking through the viewfinder either. You have too look really close when the lens is dismounted.
OTOH, just knowing it is there kind of bothers me. Village Idiot > Village Idiot wrote: > > > My very first lens, a Pentax 50mm F2 that came with my new ME Super > > some 23 years ago, has a black spec inside that is just big enough to > > see that it is triangularly shaped. I have never had anything in any > > of my lenses before, so I am at a loss as to how to save my lens. In > > this regard, I have a couple of questions. > > let me clear something up - did you say it is big enough to show up on > your pictures? If not, why bother? > > Bedo. >