Please help! Shutter blades stuck at bottom (top of exposure is black) how do I fix this? (Nikon D750) : r/AskPhotography
Pentax ME Super Lens Stuck - PentaxForums.com
Lens doesn't disconnect - Nikon - Photo.net
If anyone could give me tips to fix the shutter. Its stuck in the up position, it won't collapse even with me using a small object to try and release it. :