> This is where you've gone off track. The "A" contact has *nothing* to do > with the metering mode. It's all the *other* contacts on the camera body > that affect matrix metering (and "A" lenses will work with matrix metering > no matter how you set the aperture ring). >
I see now, the A contact on the body is slightly recessed, so a K or M series lens will not short this contact to ground. Thanks for the tips, I think I might try this on my SMC 24/2.8. Is it advisable to remove the lens mount before drilling? -Scott
