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>bulb timer can be set for any number of hours, minutes, and seconds
>bulb timer must be started by pressing the shutter button
>bulb timer is cancelled if you release the shutter button
>if you hold down the shutter button, the shutter remains open even after the timer is elapsed
>bulb timer must be started by pressing the shutter button
>bulb timer is cancelled if you release the shutter button
>if you hold down the shutter button, the shutter remains open even after the timer is elapsed
