Samsung EV-NXF1ZZB1QUS - Manual (Page 65)

My Camera >
Shooting modes
64
Using the Bulb function
Use the Bulb function to shoot night scenes or the night sky. While you are
pressing [Shutter], the shutter is left open so you can create moving light
effects.
To use a bulb,
In Shooting mode, press [I] to select the shutter speed ĺ
Press [C] repeatedly to set the shutter speed to Bulb ĺ
Press and hold [Shutter] for the desired time.
‡ If you set a high ISO value or open the shutter for a long time, image noise
may increase.
‡ Drive options, flash, and One touch shot cannot be used with the Bulb
function.
‡ The Bulb function is available only in Manual mode.
‡ Use a tripod and shutter release to prevent your camera from shaking.
‡ The longer you open the shutter, the longer it takes to save a photo. Do not
turn the camera off while the camera saves a photo.
‡ If you use this function for a long time, use a fully charged battery.