Manual Mode
Select Shutter Speed with Adj Lever - got to "T" or "B" (to the left side - appears after "300s"
When using "B", the image will continue to be exposed while the shutter release button is pressed, and will end when the shutter release button is released. When using T, the exposure will begin once the shutter release button is pressed, and will end when it is pressed a second time.
Please note that "T" and "B" are not available if the camera is in "continuous mode".