Dear Apug Members,

I need your expertise advises; I received present - MAMIYA 645 Pro;
Last week took some photos, but on short-exposures like 1/1000 1/500 1/250 I Received Shadow;

Long exposure 1s-1/125s working perfectly!

Please help me to find solution;

Here is Long and Short exposure samples.
f71724e08b35.jpg

img157-small.jpg