[Amazon.ca] $89.99 + free ship 500 mm opteka mirror lens with Sony alpha mount
Good buy at $89.99 for sony owners, other mounts for dif brands but not at this price. Of course fully manual lens.
Other brand mounts can be had for $7 to $20 depending on when you buy and how much you look around.
Other brand mounts can be had for $7 to $20 depending on when you buy and how much you look around.