Don, The lens mount doesn't ground the AF pin on the body mount (the closest from the AF shaft). Servus, Alin
Don wrote: DS> I put a cheap Vivitar 28/2.8 MF M type lens on the D this DS> morning to see what the results would be. DS> Though it's certainly not a sharp lens the results weren't DS> as bad as I expected. DS> Here's the wierd part: DS> 1.) No matter what I focused on, the lighting, or how carefully DS> I steadied the camera I NEVER GOT an "in focus" indicator DS> on the D! DS> 2.) The D's shutter WOULD FIRE no matter how in/out of DS> focus the subject was OR where the focus mode switch DS> on the D was set! DS> Though this lens is certainly not a "keeper", it apperars DS> normal as far as being a standard KM mount and seems DS> to be sharp/contrasty enough to activate the in focus light. DS> My usual experience with WA lenses on the D is that they DS> will indicate in focus even when they're not. DS> And the part about the shutter firing even when out of DS> focus in AF-S or AF-C mode is really strange. DS> I've tried matrix, spot and selective focus point, DS> doesn't matter! DS> Anyone else ever seen this? DS> Only lens I've tried that behaves this way. DS> Here's a sample from the 28: DS> http://www.donsauction.com/PDML/Turtle.jpg DS> Don