Quote Originally Posted by maderik View Post
I suspect that lens is a either a T-mount lens that does not couple to the meter or it's not coupling properly to the body. Does it have the two aperture control levers on the back? A little fin or ridge in the back part to signal the max aperture?

Yep, Mederik's right. I don't know if you can do stopdown metering on the -1; check the instructions. There should be two levers on the back of the mount - one to signal what aperture the lens is set to and a spring loaded one to close the aperture for the exposure.