SLR long exposure variable trigger (Spiegelreflex Langzeitbelichtung)
Allows you to execute arbitrary exposure times and exposure bracketing.
Function: Arbitrary seconds with + and - as 3 programs: A1: 10,15,20,30,45,60 seconds makes 6 images A2 1,2,4,8,16 seconds makes 5 images A3: 60,90,120,180,240 seconds makes 5 images.
The computation times on the recording are included in the program.