Originally Posted by MattKing
This is subject to correction but ....
The electronic cable release won't give you a photograph using mirror lock-up on it's own - you will need a mechanical shutter release connected to the lens.
The electronic cable release is intended to be used with the camera in standard operation.
And it won't work with the "T" function.
I believe you are right except for half of the T bit. I believe that the electronic release can initiate a T exposure but (obviously) not end it because T involves a mechanical latch in the lens.
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