Nikkor 105mm f2.5 P.C Lens On Sony A7r.
Just picked up a couple of Nikkor lenses from ebay for my Sony A7r both 105mm f2.5.
One 40 years old the other about 25 years old what great quality from these old lenses.
Just done a quick test with them well pleased with the results cheers Nikon.
A link to them below.