Finally, I can use my old, but high-quality FD lenses again without any restrictions and the. On a digital camera Aperture ring (working aperture), Manual focusing work perfectly. You just have to make sure to lock the "Lock" ring, then closes the shutter. With the brilliant viewfinder of NEX-6 is the viewfinder image with working aperture obscured depending on the setting of non-a big advantage! In addition, the optical focusing aid allows speedy adjusting.